./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.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.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/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.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/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 49dc514df8fdbca58fa533f72314db1696977611 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:30:43,395 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:30:43,396 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:30:43,405 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:30:43,405 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:30:43,406 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:30:43,407 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:30:43,408 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:30:43,409 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:30:43,410 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:30:43,410 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:30:43,410 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:30:43,411 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:30:43,412 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:30:43,412 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:30:43,412 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:30:43,413 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:30:43,414 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:30:43,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:30:43,417 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:30:43,417 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:30:43,419 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:30:43,420 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:30:43,420 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:30:43,421 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:30:43,421 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:30:43,421 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:30:43,422 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:30:43,422 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:30:43,423 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:30:43,423 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:30:43,424 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:30:43,424 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:30:43,424 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:30:43,425 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:30:43,425 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:30:43,425 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-18 16:30:43,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:30:43,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:30:43,436 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:30:43,436 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:30:43,437 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:30:43,437 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:30:43,437 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:30:43,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:30:43,437 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:30:43,438 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:30:43,438 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:30:43,438 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:30:43,438 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:30:43,438 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:30:43,439 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:30:43,439 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:30:43,439 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:30:43,439 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:30:43,439 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:30:43,439 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:30:43,439 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:30:43,440 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:30:43,440 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:30:43,440 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:30:43,440 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:30:43,440 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:30:43,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:30:43,440 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:30:43,440 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_7c26c77e-483d-44f9-98eb-495740f15ff7/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 -> 49dc514df8fdbca58fa533f72314db1696977611 [2018-11-18 16:30:43,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:30:43,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:30:43,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:30:43,474 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:30:43,474 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:30:43,474 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.c [2018-11-18 16:30:43,509 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/data/cbe6d827f/05f404071e4549f79130db03e1dba9ae/FLAG0eb9ea27c [2018-11-18 16:30:44,027 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:30:44,028 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.c [2018-11-18 16:30:44,046 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/data/cbe6d827f/05f404071e4549f79130db03e1dba9ae/FLAG0eb9ea27c [2018-11-18 16:30:44,494 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/data/cbe6d827f/05f404071e4549f79130db03e1dba9ae [2018-11-18 16:30:44,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:30:44,498 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:30:44,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:30:44,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:30:44,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:30:44,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:30:44" (1/1) ... [2018-11-18 16:30:44,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799f9f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:44, skipping insertion in model container [2018-11-18 16:30:44,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:30:44" (1/1) ... [2018-11-18 16:30:44,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:30:44,560 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:30:45,318 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:30:45,343 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:30:45,579 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:30:45,622 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:30:45,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45 WrapperNode [2018-11-18 16:30:45,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:30:45,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:30:45,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:30:45,623 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:30:45,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:30:45,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:30:45,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:30:45,733 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:30:45,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/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 [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-18 16:30:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-18 16:30:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-18 16:30:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 16:30:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 16:30:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-11-18 16:30:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2018-11-18 16:30:45,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2018-11-18 16:30:45,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2018-11-18 16:30:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_10 [2018-11-18 16:30:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2018-11-18 16:30:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:30:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 16:30:45,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2018-11-18 16:30:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2018-11-18 16:30:45,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_pg_mutex [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_pg_mutex [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pg_mutex [2018-11-18 16:30:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_pg_mutex [2018-11-18 16:30:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_pg_mutex [2018-11-18 16:30:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_pg_mutex [2018-11-18 16:30:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pg_mutex [2018-11-18 16:30:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-18 16:30:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 16:30:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 16:30:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:30:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:30:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 16:30:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2018-11-18 16:30:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2018-11-18 16:30:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pg_mutex [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pg_mutex [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:30:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_10 [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 16:30:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-11-18 16:30:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2018-11-18 16:30:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:30:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2018-11-18 16:30:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2018-11-18 16:30:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2018-11-18 16:30:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_pg_mutex [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_pg_mutex [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_pg_mutex [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_pg_mutex [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_pg_mutex [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:30:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:30:49,358 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:30:49,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:30:49 BoogieIcfgContainer [2018-11-18 16:30:49,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:30:49,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:30:49,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:30:49,361 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:30:49,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:30:44" (1/3) ... [2018-11-18 16:30:49,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51da249b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:30:49, skipping insertion in model container [2018-11-18 16:30:49,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45" (2/3) ... [2018-11-18 16:30:49,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51da249b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:30:49, skipping insertion in model container [2018-11-18 16:30:49,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:30:49" (3/3) ... [2018-11-18 16:30:49,363 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.c [2018-11-18 16:30:49,369 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:30:49,375 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:30:49,384 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:30:49,408 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:30:49,409 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:30:49,409 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:30:49,409 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:30:49,409 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:30:49,410 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:30:49,410 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:30:49,410 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:30:49,410 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:30:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states. [2018-11-18 16:30:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 16:30:49,438 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:49,438 INFO L375 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] [2018-11-18 16:30:49,440 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:49,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:49,444 INFO L82 PathProgramCache]: Analyzing trace with hash 357597474, now seen corresponding path program 1 times [2018-11-18 16:30:49,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:49,445 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:49,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:49,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:49,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:30:50,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:50,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:30:50,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:30:50,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:30:50,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:30:50,040 INFO L87 Difference]: Start difference. First operand 571 states. Second operand 4 states. [2018-11-18 16:30:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:52,395 INFO L93 Difference]: Finished difference Result 919 states and 1249 transitions. [2018-11-18 16:30:52,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:52,396 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-11-18 16:30:52,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:52,405 INFO L225 Difference]: With dead ends: 919 [2018-11-18 16:30:52,406 INFO L226 Difference]: Without dead ends: 457 [2018-11-18 16:30:52,410 INFO L604 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 [2018-11-18 16:30:52,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2018-11-18 16:30:52,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 457. [2018-11-18 16:30:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2018-11-18 16:30:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 611 transitions. [2018-11-18 16:30:52,461 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 611 transitions. Word has length 31 [2018-11-18 16:30:52,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:52,462 INFO L480 AbstractCegarLoop]: Abstraction has 457 states and 611 transitions. [2018-11-18 16:30:52,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:30:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 611 transitions. [2018-11-18 16:30:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 16:30:52,465 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:52,465 INFO L375 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] [2018-11-18 16:30:52,466 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:52,466 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:52,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1766921136, now seen corresponding path program 1 times [2018-11-18 16:30:52,466 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:52,466 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:52,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:52,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:52,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:30:52,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:52,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:52,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:52,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:52,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:52,847 INFO L87 Difference]: Start difference. First operand 457 states and 611 transitions. Second operand 3 states. [2018-11-18 16:30:52,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:52,945 INFO L93 Difference]: Finished difference Result 1141 states and 1538 transitions. [2018-11-18 16:30:52,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:52,946 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-18 16:30:52,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:52,950 INFO L225 Difference]: With dead ends: 1141 [2018-11-18 16:30:52,951 INFO L226 Difference]: Without dead ends: 695 [2018-11-18 16:30:52,953 INFO L604 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 [2018-11-18 16:30:52,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2018-11-18 16:30:52,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 663. [2018-11-18 16:30:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2018-11-18 16:30:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 898 transitions. [2018-11-18 16:30:52,992 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 898 transitions. Word has length 34 [2018-11-18 16:30:52,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:52,992 INFO L480 AbstractCegarLoop]: Abstraction has 663 states and 898 transitions. [2018-11-18 16:30:52,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:30:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 898 transitions. [2018-11-18 16:30:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 16:30:52,994 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:52,994 INFO L375 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] [2018-11-18 16:30:52,994 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:52,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:52,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1102045591, now seen corresponding path program 1 times [2018-11-18 16:30:52,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:52,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:52,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:52,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:52,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:30:53,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:53,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:53,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:53,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:53,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:53,410 INFO L87 Difference]: Start difference. First operand 663 states and 898 transitions. Second operand 3 states. [2018-11-18 16:30:55,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:55,496 INFO L93 Difference]: Finished difference Result 1661 states and 2257 transitions. [2018-11-18 16:30:55,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:55,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-11-18 16:30:55,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:55,501 INFO L225 Difference]: With dead ends: 1661 [2018-11-18 16:30:55,502 INFO L226 Difference]: Without dead ends: 1009 [2018-11-18 16:30:55,504 INFO L604 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 [2018-11-18 16:30:55,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1009 states. [2018-11-18 16:30:55,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1009 to 1005. [2018-11-18 16:30:55,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1005 states. [2018-11-18 16:30:55,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1361 transitions. [2018-11-18 16:30:55,548 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1361 transitions. Word has length 39 [2018-11-18 16:30:55,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:55,549 INFO L480 AbstractCegarLoop]: Abstraction has 1005 states and 1361 transitions. [2018-11-18 16:30:55,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:30:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1361 transitions. [2018-11-18 16:30:55,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 16:30:55,550 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:55,550 INFO L375 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] [2018-11-18 16:30:55,550 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:55,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:55,550 INFO L82 PathProgramCache]: Analyzing trace with hash -87233956, now seen corresponding path program 1 times [2018-11-18 16:30:55,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:55,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:55,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:55,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:55,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:56,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:30:56,008 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:56,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:56,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:56,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:56,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:56,009 INFO L87 Difference]: Start difference. First operand 1005 states and 1361 transitions. Second operand 3 states. [2018-11-18 16:30:56,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:56,068 INFO L93 Difference]: Finished difference Result 2011 states and 2735 transitions. [2018-11-18 16:30:56,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:56,068 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2018-11-18 16:30:56,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:56,073 INFO L225 Difference]: With dead ends: 2011 [2018-11-18 16:30:56,073 INFO L226 Difference]: Without dead ends: 1017 [2018-11-18 16:30:56,077 INFO L604 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 [2018-11-18 16:30:56,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2018-11-18 16:30:56,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 1007. [2018-11-18 16:30:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1007 states. [2018-11-18 16:30:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 1007 states and 1363 transitions. [2018-11-18 16:30:56,118 INFO L78 Accepts]: Start accepts. Automaton has 1007 states and 1363 transitions. Word has length 44 [2018-11-18 16:30:56,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:56,118 INFO L480 AbstractCegarLoop]: Abstraction has 1007 states and 1363 transitions. [2018-11-18 16:30:56,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:30:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1363 transitions. [2018-11-18 16:30:56,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:30:56,120 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:56,120 INFO L375 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] [2018-11-18 16:30:56,120 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:56,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:56,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1315644191, now seen corresponding path program 1 times [2018-11-18 16:30:56,120 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:56,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:56,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:56,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:56,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:56,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:30:56,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:56,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:56,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:56,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:56,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:56,509 INFO L87 Difference]: Start difference. First operand 1007 states and 1363 transitions. Second operand 3 states. [2018-11-18 16:30:56,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:56,577 INFO L93 Difference]: Finished difference Result 2025 states and 2755 transitions. [2018-11-18 16:30:56,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:56,578 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 16:30:56,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:56,583 INFO L225 Difference]: With dead ends: 2025 [2018-11-18 16:30:56,583 INFO L226 Difference]: Without dead ends: 1029 [2018-11-18 16:30:56,587 INFO L604 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 [2018-11-18 16:30:56,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2018-11-18 16:30:56,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1025. [2018-11-18 16:30:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1025 states. [2018-11-18 16:30:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 1025 states and 1391 transitions. [2018-11-18 16:30:56,634 INFO L78 Accepts]: Start accepts. Automaton has 1025 states and 1391 transitions. Word has length 53 [2018-11-18 16:30:56,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:56,634 INFO L480 AbstractCegarLoop]: Abstraction has 1025 states and 1391 transitions. [2018-11-18 16:30:56,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:30:56,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1391 transitions. [2018-11-18 16:30:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:30:56,635 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:56,636 INFO L375 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] [2018-11-18 16:30:56,636 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:56,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:56,636 INFO L82 PathProgramCache]: Analyzing trace with hash 191907618, now seen corresponding path program 1 times [2018-11-18 16:30:56,636 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:56,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:56,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:56,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:56,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:56,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:30:56,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:56,984 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:56,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:56,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:56,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:56,985 INFO L87 Difference]: Start difference. First operand 1025 states and 1391 transitions. Second operand 3 states. [2018-11-18 16:30:57,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:57,044 INFO L93 Difference]: Finished difference Result 1047 states and 1417 transitions. [2018-11-18 16:30:57,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:57,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 16:30:57,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:57,049 INFO L225 Difference]: With dead ends: 1047 [2018-11-18 16:30:57,049 INFO L226 Difference]: Without dead ends: 1036 [2018-11-18 16:30:57,050 INFO L604 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 [2018-11-18 16:30:57,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-11-18 16:30:57,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1025. [2018-11-18 16:30:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1025 states. [2018-11-18 16:30:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 1025 states and 1389 transitions. [2018-11-18 16:30:57,096 INFO L78 Accepts]: Start accepts. Automaton has 1025 states and 1389 transitions. Word has length 53 [2018-11-18 16:30:57,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:57,096 INFO L480 AbstractCegarLoop]: Abstraction has 1025 states and 1389 transitions. [2018-11-18 16:30:57,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:30:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1389 transitions. [2018-11-18 16:30:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:30:57,097 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:57,097 INFO L375 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] [2018-11-18 16:30:57,097 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:57,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:57,097 INFO L82 PathProgramCache]: Analyzing trace with hash 249165920, now seen corresponding path program 1 times [2018-11-18 16:30:57,098 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:57,098 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:57,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:57,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:57,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:30:57,431 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:57,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:57,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:57,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:57,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:57,432 INFO L87 Difference]: Start difference. First operand 1025 states and 1389 transitions. Second operand 3 states. [2018-11-18 16:30:59,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:30:59,495 INFO L93 Difference]: Finished difference Result 1027 states and 1390 transitions. [2018-11-18 16:30:59,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:30:59,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 16:30:59,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:30:59,501 INFO L225 Difference]: With dead ends: 1027 [2018-11-18 16:30:59,501 INFO L226 Difference]: Without dead ends: 1024 [2018-11-18 16:30:59,502 INFO L604 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 [2018-11-18 16:30:59,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2018-11-18 16:30:59,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1024. [2018-11-18 16:30:59,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2018-11-18 16:30:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1387 transitions. [2018-11-18 16:30:59,554 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1387 transitions. Word has length 53 [2018-11-18 16:30:59,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:30:59,554 INFO L480 AbstractCegarLoop]: Abstraction has 1024 states and 1387 transitions. [2018-11-18 16:30:59,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:30:59,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1387 transitions. [2018-11-18 16:30:59,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 16:30:59,555 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:30:59,555 INFO L375 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] [2018-11-18 16:30:59,555 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:30:59,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:30:59,555 INFO L82 PathProgramCache]: Analyzing trace with hash -866106937, now seen corresponding path program 1 times [2018-11-18 16:30:59,556 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:30:59,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:30:59,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:59,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:30:59,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:30:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:30:59,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:30:59,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:30:59,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:30:59,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:30:59,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:30:59,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:30:59,877 INFO L87 Difference]: Start difference. First operand 1024 states and 1387 transitions. Second operand 3 states. [2018-11-18 16:31:01,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:01,928 INFO L93 Difference]: Finished difference Result 1026 states and 1388 transitions. [2018-11-18 16:31:01,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:31:01,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-18 16:31:01,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:01,932 INFO L225 Difference]: With dead ends: 1026 [2018-11-18 16:31:01,932 INFO L226 Difference]: Without dead ends: 1023 [2018-11-18 16:31:01,933 INFO L604 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 [2018-11-18 16:31:01,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2018-11-18 16:31:01,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 1023. [2018-11-18 16:31:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1023 states. [2018-11-18 16:31:01,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1385 transitions. [2018-11-18 16:31:01,974 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1385 transitions. Word has length 54 [2018-11-18 16:31:01,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:01,975 INFO L480 AbstractCegarLoop]: Abstraction has 1023 states and 1385 transitions. [2018-11-18 16:31:01,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:31:01,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1385 transitions. [2018-11-18 16:31:01,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:31:01,975 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:01,975 INFO L375 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] [2018-11-18 16:31:01,976 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:01,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:01,976 INFO L82 PathProgramCache]: Analyzing trace with hash -1079822269, now seen corresponding path program 1 times [2018-11-18 16:31:01,976 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:01,976 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:01,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:01,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:01,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:31:02,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:02,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:31:02,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:31:02,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:31:02,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:31:02,356 INFO L87 Difference]: Start difference. First operand 1023 states and 1385 transitions. Second operand 3 states. [2018-11-18 16:31:04,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:04,413 INFO L93 Difference]: Finished difference Result 1025 states and 1386 transitions. [2018-11-18 16:31:04,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:31:04,413 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-18 16:31:04,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:04,416 INFO L225 Difference]: With dead ends: 1025 [2018-11-18 16:31:04,416 INFO L226 Difference]: Without dead ends: 1022 [2018-11-18 16:31:04,416 INFO L604 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 [2018-11-18 16:31:04,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2018-11-18 16:31:04,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 1022. [2018-11-18 16:31:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1022 states. [2018-11-18 16:31:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1383 transitions. [2018-11-18 16:31:04,440 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1383 transitions. Word has length 55 [2018-11-18 16:31:04,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:04,441 INFO L480 AbstractCegarLoop]: Abstraction has 1022 states and 1383 transitions. [2018-11-18 16:31:04,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:31:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1383 transitions. [2018-11-18 16:31:04,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 16:31:04,441 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:04,442 INFO L375 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] [2018-11-18 16:31:04,442 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:04,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:04,442 INFO L82 PathProgramCache]: Analyzing trace with hash 884941898, now seen corresponding path program 1 times [2018-11-18 16:31:04,442 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:04,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:04,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:04,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:04,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:31:04,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:04,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:31:04,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:31:04,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:31:04,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:31:04,717 INFO L87 Difference]: Start difference. First operand 1022 states and 1383 transitions. Second operand 3 states. [2018-11-18 16:31:06,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:06,769 INFO L93 Difference]: Finished difference Result 1275 states and 1721 transitions. [2018-11-18 16:31:06,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:31:06,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-11-18 16:31:06,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:06,773 INFO L225 Difference]: With dead ends: 1275 [2018-11-18 16:31:06,773 INFO L226 Difference]: Without dead ends: 1242 [2018-11-18 16:31:06,773 INFO L604 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 [2018-11-18 16:31:06,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1242 states. [2018-11-18 16:31:06,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1242 to 1242. [2018-11-18 16:31:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1242 states. [2018-11-18 16:31:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1242 states and 1679 transitions. [2018-11-18 16:31:06,803 INFO L78 Accepts]: Start accepts. Automaton has 1242 states and 1679 transitions. Word has length 56 [2018-11-18 16:31:06,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:06,804 INFO L480 AbstractCegarLoop]: Abstraction has 1242 states and 1679 transitions. [2018-11-18 16:31:06,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:31:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1679 transitions. [2018-11-18 16:31:06,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 16:31:06,806 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:06,806 INFO L375 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] [2018-11-18 16:31:06,806 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:06,806 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:06,806 INFO L82 PathProgramCache]: Analyzing trace with hash 918050644, now seen corresponding path program 1 times [2018-11-18 16:31:06,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:06,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:06,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:06,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:06,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:31:07,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:07,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:31:07,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:31:07,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:31:07,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:31:07,088 INFO L87 Difference]: Start difference. First operand 1242 states and 1679 transitions. Second operand 5 states. [2018-11-18 16:31:07,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:07,132 INFO L93 Difference]: Finished difference Result 2487 states and 3367 transitions. [2018-11-18 16:31:07,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:31:07,132 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 98 [2018-11-18 16:31:07,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:07,135 INFO L225 Difference]: With dead ends: 2487 [2018-11-18 16:31:07,135 INFO L226 Difference]: Without dead ends: 1256 [2018-11-18 16:31:07,138 INFO L604 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 [2018-11-18 16:31:07,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2018-11-18 16:31:07,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1256. [2018-11-18 16:31:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2018-11-18 16:31:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1693 transitions. [2018-11-18 16:31:07,167 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1693 transitions. Word has length 98 [2018-11-18 16:31:07,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:07,167 INFO L480 AbstractCegarLoop]: Abstraction has 1256 states and 1693 transitions. [2018-11-18 16:31:07,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:31:07,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1693 transitions. [2018-11-18 16:31:07,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 16:31:07,169 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:07,169 INFO L375 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] [2018-11-18 16:31:07,169 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:07,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:07,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1078154999, now seen corresponding path program 1 times [2018-11-18 16:31:07,170 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:07,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:07,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:07,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:07,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:31:07,471 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:07,471 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:31:07,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:31:07,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:31:07,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:31:07,472 INFO L87 Difference]: Start difference. First operand 1256 states and 1693 transitions. Second operand 4 states. [2018-11-18 16:31:09,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:09,622 INFO L93 Difference]: Finished difference Result 2507 states and 3401 transitions. [2018-11-18 16:31:09,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:31:09,623 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-11-18 16:31:09,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:09,628 INFO L225 Difference]: With dead ends: 2507 [2018-11-18 16:31:09,628 INFO L226 Difference]: Without dead ends: 1262 [2018-11-18 16:31:09,632 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:31:09,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2018-11-18 16:31:09,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1260. [2018-11-18 16:31:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1260 states. [2018-11-18 16:31:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1260 states and 1697 transitions. [2018-11-18 16:31:09,681 INFO L78 Accepts]: Start accepts. Automaton has 1260 states and 1697 transitions. Word has length 109 [2018-11-18 16:31:09,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:09,681 INFO L480 AbstractCegarLoop]: Abstraction has 1260 states and 1697 transitions. [2018-11-18 16:31:09,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:31:09,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1697 transitions. [2018-11-18 16:31:09,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 16:31:09,683 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:09,683 INFO L375 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, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:09,684 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:09,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:09,684 INFO L82 PathProgramCache]: Analyzing trace with hash 251065815, now seen corresponding path program 1 times [2018-11-18 16:31:09,684 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:09,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:09,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:09,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:09,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:31:10,048 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:10,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:31:10,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:31:10,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:31:10,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:31:10,050 INFO L87 Difference]: Start difference. First operand 1260 states and 1697 transitions. Second operand 4 states. [2018-11-18 16:31:10,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:10,112 INFO L93 Difference]: Finished difference Result 2614 states and 3571 transitions. [2018-11-18 16:31:10,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:31:10,113 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-11-18 16:31:10,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:10,117 INFO L225 Difference]: With dead ends: 2614 [2018-11-18 16:31:10,117 INFO L226 Difference]: Without dead ends: 1365 [2018-11-18 16:31:10,121 INFO L604 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 [2018-11-18 16:31:10,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2018-11-18 16:31:10,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1270. [2018-11-18 16:31:10,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1270 states. [2018-11-18 16:31:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1707 transitions. [2018-11-18 16:31:10,217 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1707 transitions. Word has length 139 [2018-11-18 16:31:10,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:10,218 INFO L480 AbstractCegarLoop]: Abstraction has 1270 states and 1707 transitions. [2018-11-18 16:31:10,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:31:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1707 transitions. [2018-11-18 16:31:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 16:31:10,221 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:10,221 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:10,222 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:10,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:10,222 INFO L82 PathProgramCache]: Analyzing trace with hash -387963685, now seen corresponding path program 1 times [2018-11-18 16:31:10,222 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:10,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:10,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:10,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:10,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:31:10,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:10,560 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:31:10,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:31:10,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:31:10,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:31:10,561 INFO L87 Difference]: Start difference. First operand 1270 states and 1707 transitions. Second operand 3 states. [2018-11-18 16:31:10,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:10,631 INFO L93 Difference]: Finished difference Result 2554 states and 3473 transitions. [2018-11-18 16:31:10,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:31:10,632 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-11-18 16:31:10,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:10,636 INFO L225 Difference]: With dead ends: 2554 [2018-11-18 16:31:10,636 INFO L226 Difference]: Without dead ends: 1295 [2018-11-18 16:31:10,641 INFO L604 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 [2018-11-18 16:31:10,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2018-11-18 16:31:10,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1280. [2018-11-18 16:31:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1280 states. [2018-11-18 16:31:10,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1280 states and 1717 transitions. [2018-11-18 16:31:10,691 INFO L78 Accepts]: Start accepts. Automaton has 1280 states and 1717 transitions. Word has length 145 [2018-11-18 16:31:10,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:10,691 INFO L480 AbstractCegarLoop]: Abstraction has 1280 states and 1717 transitions. [2018-11-18 16:31:10,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:31:10,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1717 transitions. [2018-11-18 16:31:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 16:31:10,694 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:10,694 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:10,694 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:10,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:10,695 INFO L82 PathProgramCache]: Analyzing trace with hash -80559913, now seen corresponding path program 1 times [2018-11-18 16:31:10,695 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:10,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:10,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:10,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:10,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:31:11,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:11,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:31:11,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:31:11,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:31:11,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:31:11,067 INFO L87 Difference]: Start difference. First operand 1280 states and 1717 transitions. Second operand 9 states. [2018-11-18 16:31:11,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:11,184 INFO L93 Difference]: Finished difference Result 2618 states and 3552 transitions. [2018-11-18 16:31:11,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:31:11,185 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 151 [2018-11-18 16:31:11,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:11,188 INFO L225 Difference]: With dead ends: 2618 [2018-11-18 16:31:11,188 INFO L226 Difference]: Without dead ends: 1349 [2018-11-18 16:31:11,191 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-11-18 16:31:11,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2018-11-18 16:31:11,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1325. [2018-11-18 16:31:11,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1325 states. [2018-11-18 16:31:11,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1325 states and 1779 transitions. [2018-11-18 16:31:11,223 INFO L78 Accepts]: Start accepts. Automaton has 1325 states and 1779 transitions. Word has length 151 [2018-11-18 16:31:11,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:11,223 INFO L480 AbstractCegarLoop]: Abstraction has 1325 states and 1779 transitions. [2018-11-18 16:31:11,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:31:11,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1779 transitions. [2018-11-18 16:31:11,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 16:31:11,225 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:11,225 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:11,225 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:11,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:11,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1504599342, now seen corresponding path program 1 times [2018-11-18 16:31:11,226 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:11,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:11,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:11,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:11,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:11,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:31:11,564 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:11,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:31:11,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:31:11,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:31:11,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:31:11,564 INFO L87 Difference]: Start difference. First operand 1325 states and 1779 transitions. Second operand 9 states. [2018-11-18 16:31:11,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:11,661 INFO L93 Difference]: Finished difference Result 2709 states and 3661 transitions. [2018-11-18 16:31:11,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 16:31:11,661 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-18 16:31:11,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:11,665 INFO L225 Difference]: With dead ends: 2709 [2018-11-18 16:31:11,665 INFO L226 Difference]: Without dead ends: 1395 [2018-11-18 16:31:11,667 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-11-18 16:31:11,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1395 states. [2018-11-18 16:31:11,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1395 to 1333. [2018-11-18 16:31:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2018-11-18 16:31:11,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 1787 transitions. [2018-11-18 16:31:11,700 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 1787 transitions. Word has length 157 [2018-11-18 16:31:11,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:11,700 INFO L480 AbstractCegarLoop]: Abstraction has 1333 states and 1787 transitions. [2018-11-18 16:31:11,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:31:11,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1787 transitions. [2018-11-18 16:31:11,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 16:31:11,703 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:11,703 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-11-18 16:31:11,703 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:11,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:11,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1562995744, now seen corresponding path program 1 times [2018-11-18 16:31:11,703 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:11,703 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:11,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:11,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:11,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 16:31:12,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:12,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:31:12,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:31:12,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:31:12,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:31:12,020 INFO L87 Difference]: Start difference. First operand 1333 states and 1787 transitions. Second operand 5 states. [2018-11-18 16:31:12,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:12,057 INFO L93 Difference]: Finished difference Result 2690 states and 3653 transitions. [2018-11-18 16:31:12,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:31:12,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 185 [2018-11-18 16:31:12,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:12,060 INFO L225 Difference]: With dead ends: 2690 [2018-11-18 16:31:12,060 INFO L226 Difference]: Without dead ends: 1368 [2018-11-18 16:31:12,063 INFO L604 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 [2018-11-18 16:31:12,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2018-11-18 16:31:12,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1353. [2018-11-18 16:31:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1353 states. [2018-11-18 16:31:12,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1822 transitions. [2018-11-18 16:31:12,100 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1822 transitions. Word has length 185 [2018-11-18 16:31:12,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:12,101 INFO L480 AbstractCegarLoop]: Abstraction has 1353 states and 1822 transitions. [2018-11-18 16:31:12,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:31:12,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1822 transitions. [2018-11-18 16:31:12,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 16:31:12,103 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:12,104 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 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] [2018-11-18 16:31:12,104 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:12,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:12,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1455245143, now seen corresponding path program 1 times [2018-11-18 16:31:12,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:12,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:12,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:12,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:12,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:12,522 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:31:12,522 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:12,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:31:12,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:31:12,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:31:12,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:31:12,523 INFO L87 Difference]: Start difference. First operand 1353 states and 1822 transitions. Second operand 10 states. [2018-11-18 16:31:12,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:12,615 INFO L93 Difference]: Finished difference Result 2734 states and 3715 transitions. [2018-11-18 16:31:12,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:31:12,616 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 203 [2018-11-18 16:31:12,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:12,624 INFO L225 Difference]: With dead ends: 2734 [2018-11-18 16:31:12,624 INFO L226 Difference]: Without dead ends: 1392 [2018-11-18 16:31:12,628 INFO L604 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 [2018-11-18 16:31:12,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-11-18 16:31:12,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1363. [2018-11-18 16:31:12,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1363 states. [2018-11-18 16:31:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1363 states and 1833 transitions. [2018-11-18 16:31:12,682 INFO L78 Accepts]: Start accepts. Automaton has 1363 states and 1833 transitions. Word has length 203 [2018-11-18 16:31:12,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:12,683 INFO L480 AbstractCegarLoop]: Abstraction has 1363 states and 1833 transitions. [2018-11-18 16:31:12,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:31:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1833 transitions. [2018-11-18 16:31:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 16:31:12,687 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:12,688 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:12,688 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:12,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:12,688 INFO L82 PathProgramCache]: Analyzing trace with hash 60914551, now seen corresponding path program 1 times [2018-11-18 16:31:12,688 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:12,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:12,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:12,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:12,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:13,232 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:31:13,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:13,233 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:31:13,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:31:13,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:31:13,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:31:13,233 INFO L87 Difference]: Start difference. First operand 1363 states and 1833 transitions. Second operand 6 states. [2018-11-18 16:31:13,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:13,325 INFO L93 Difference]: Finished difference Result 2747 states and 3715 transitions. [2018-11-18 16:31:13,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:31:13,325 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 205 [2018-11-18 16:31:13,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:13,329 INFO L225 Difference]: With dead ends: 2747 [2018-11-18 16:31:13,329 INFO L226 Difference]: Without dead ends: 1395 [2018-11-18 16:31:13,332 INFO L604 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 [2018-11-18 16:31:13,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1395 states. [2018-11-18 16:31:13,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1395 to 1367. [2018-11-18 16:31:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1367 states. [2018-11-18 16:31:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1367 states and 1837 transitions. [2018-11-18 16:31:13,384 INFO L78 Accepts]: Start accepts. Automaton has 1367 states and 1837 transitions. Word has length 205 [2018-11-18 16:31:13,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:13,385 INFO L480 AbstractCegarLoop]: Abstraction has 1367 states and 1837 transitions. [2018-11-18 16:31:13,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:31:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1837 transitions. [2018-11-18 16:31:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 16:31:13,388 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:13,388 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:13,388 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:13,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:13,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1007952437, now seen corresponding path program 1 times [2018-11-18 16:31:13,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:13,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:13,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:13,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:13,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:31:13,814 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:13,814 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:31:13,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:31:13,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:31:13,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:31:13,815 INFO L87 Difference]: Start difference. First operand 1367 states and 1837 transitions. Second operand 10 states. [2018-11-18 16:31:13,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:13,933 INFO L93 Difference]: Finished difference Result 2762 states and 3719 transitions. [2018-11-18 16:31:13,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:31:13,933 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 205 [2018-11-18 16:31:13,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:13,938 INFO L225 Difference]: With dead ends: 2762 [2018-11-18 16:31:13,938 INFO L226 Difference]: Without dead ends: 1406 [2018-11-18 16:31:13,941 INFO L604 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 [2018-11-18 16:31:13,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2018-11-18 16:31:13,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1369. [2018-11-18 16:31:13,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1369 states. [2018-11-18 16:31:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 1839 transitions. [2018-11-18 16:31:13,991 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 1839 transitions. Word has length 205 [2018-11-18 16:31:13,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:13,991 INFO L480 AbstractCegarLoop]: Abstraction has 1369 states and 1839 transitions. [2018-11-18 16:31:13,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:31:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1839 transitions. [2018-11-18 16:31:13,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 16:31:13,995 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:13,995 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:13,995 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:13,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:13,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1630111856, now seen corresponding path program 1 times [2018-11-18 16:31:13,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:13,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:13,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:13,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:13,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:31:14,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:14,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:31:14,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:31:14,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:31:14,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:31:14,394 INFO L87 Difference]: Start difference. First operand 1369 states and 1839 transitions. Second operand 10 states. [2018-11-18 16:31:14,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:14,518 INFO L93 Difference]: Finished difference Result 2806 states and 3795 transitions. [2018-11-18 16:31:14,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 16:31:14,518 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 211 [2018-11-18 16:31:14,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:14,523 INFO L225 Difference]: With dead ends: 2806 [2018-11-18 16:31:14,523 INFO L226 Difference]: Without dead ends: 1448 [2018-11-18 16:31:14,526 INFO L604 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 [2018-11-18 16:31:14,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2018-11-18 16:31:14,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 1369. [2018-11-18 16:31:14,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1369 states. [2018-11-18 16:31:14,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 1839 transitions. [2018-11-18 16:31:14,578 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 1839 transitions. Word has length 211 [2018-11-18 16:31:14,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:14,578 INFO L480 AbstractCegarLoop]: Abstraction has 1369 states and 1839 transitions. [2018-11-18 16:31:14,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:31:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1839 transitions. [2018-11-18 16:31:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 16:31:14,581 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:14,582 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 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] [2018-11-18 16:31:14,582 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:14,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:14,582 INFO L82 PathProgramCache]: Analyzing trace with hash -320039470, now seen corresponding path program 1 times [2018-11-18 16:31:14,582 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:14,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:14,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:14,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:14,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:31:14,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:14,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:31:14,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:31:14,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:31:14,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:31:14,966 INFO L87 Difference]: Start difference. First operand 1369 states and 1839 transitions. Second operand 10 states. [2018-11-18 16:31:15,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:15,039 INFO L93 Difference]: Finished difference Result 2818 states and 3807 transitions. [2018-11-18 16:31:15,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 16:31:15,042 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 209 [2018-11-18 16:31:15,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:15,047 INFO L225 Difference]: With dead ends: 2818 [2018-11-18 16:31:15,047 INFO L226 Difference]: Without dead ends: 1460 [2018-11-18 16:31:15,050 INFO L604 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 [2018-11-18 16:31:15,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1460 states. [2018-11-18 16:31:15,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1460 to 1365. [2018-11-18 16:31:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1365 states. [2018-11-18 16:31:15,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 1831 transitions. [2018-11-18 16:31:15,104 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 1831 transitions. Word has length 209 [2018-11-18 16:31:15,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:15,104 INFO L480 AbstractCegarLoop]: Abstraction has 1365 states and 1831 transitions. [2018-11-18 16:31:15,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:31:15,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1831 transitions. [2018-11-18 16:31:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-18 16:31:15,108 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:15,108 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 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] [2018-11-18 16:31:15,108 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:15,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:15,108 INFO L82 PathProgramCache]: Analyzing trace with hash -888887932, now seen corresponding path program 1 times [2018-11-18 16:31:15,108 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:15,109 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:15,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:15,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:15,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:15,460 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 16:31:15,460 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:31:15,460 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/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 [2018-11-18 16:31:15,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:15,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:31:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 16:31:15,808 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:31:15,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-18 16:31:15,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:31:15,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:31:15,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:31:15,810 INFO L87 Difference]: Start difference. First operand 1365 states and 1831 transitions. Second operand 9 states. [2018-11-18 16:31:15,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:15,931 INFO L93 Difference]: Finished difference Result 2764 states and 3740 transitions. [2018-11-18 16:31:15,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:31:15,932 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 231 [2018-11-18 16:31:15,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:15,937 INFO L225 Difference]: With dead ends: 2764 [2018-11-18 16:31:15,937 INFO L226 Difference]: Without dead ends: 1410 [2018-11-18 16:31:15,941 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:31:15,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1410 states. [2018-11-18 16:31:15,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1410 to 1383. [2018-11-18 16:31:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1383 states. [2018-11-18 16:31:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1383 states and 1850 transitions. [2018-11-18 16:31:15,988 INFO L78 Accepts]: Start accepts. Automaton has 1383 states and 1850 transitions. Word has length 231 [2018-11-18 16:31:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:15,989 INFO L480 AbstractCegarLoop]: Abstraction has 1383 states and 1850 transitions. [2018-11-18 16:31:15,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:31:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1850 transitions. [2018-11-18 16:31:15,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-18 16:31:15,991 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:15,992 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:31:15,992 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:15,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:15,992 INFO L82 PathProgramCache]: Analyzing trace with hash 286673007, now seen corresponding path program 1 times [2018-11-18 16:31:15,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:15,992 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:15,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:15,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:15,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:16,371 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 16:31:16,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:16,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:31:16,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:31:16,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:31:16,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:31:16,372 INFO L87 Difference]: Start difference. First operand 1383 states and 1850 transitions. Second operand 5 states. [2018-11-18 16:31:18,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:18,564 INFO L93 Difference]: Finished difference Result 2770 states and 3721 transitions. [2018-11-18 16:31:18,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:31:18,565 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2018-11-18 16:31:18,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:18,572 INFO L225 Difference]: With dead ends: 2770 [2018-11-18 16:31:18,572 INFO L226 Difference]: Without dead ends: 1392 [2018-11-18 16:31:18,576 INFO L604 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 [2018-11-18 16:31:18,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-11-18 16:31:18,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1383. [2018-11-18 16:31:18,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1383 states. [2018-11-18 16:31:18,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1383 states and 1848 transitions. [2018-11-18 16:31:18,634 INFO L78 Accepts]: Start accepts. Automaton has 1383 states and 1848 transitions. Word has length 250 [2018-11-18 16:31:18,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:18,635 INFO L480 AbstractCegarLoop]: Abstraction has 1383 states and 1848 transitions. [2018-11-18 16:31:18,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:31:18,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1848 transitions. [2018-11-18 16:31:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 16:31:18,637 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:18,638 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 16:31:18,638 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:18,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:18,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1518701983, now seen corresponding path program 1 times [2018-11-18 16:31:18,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:18,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:18,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:18,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:18,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 16:31:19,188 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:31:19,188 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/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 [2018-11-18 16:31:19,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:19,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:31:19,505 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 16:31:19,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:31:19,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2018-11-18 16:31:19,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:31:19,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:31:19,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:31:19,533 INFO L87 Difference]: Start difference. First operand 1383 states and 1848 transitions. Second operand 4 states. [2018-11-18 16:31:19,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:19,628 INFO L93 Difference]: Finished difference Result 2787 states and 3765 transitions. [2018-11-18 16:31:19,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:31:19,629 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 265 [2018-11-18 16:31:19,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:19,635 INFO L225 Difference]: With dead ends: 2787 [2018-11-18 16:31:19,635 INFO L226 Difference]: Without dead ends: 1415 [2018-11-18 16:31:19,638 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:31:19,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2018-11-18 16:31:19,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1403. [2018-11-18 16:31:19,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1403 states. [2018-11-18 16:31:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 1876 transitions. [2018-11-18 16:31:19,701 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 1876 transitions. Word has length 265 [2018-11-18 16:31:19,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:19,701 INFO L480 AbstractCegarLoop]: Abstraction has 1403 states and 1876 transitions. [2018-11-18 16:31:19,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:31:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1876 transitions. [2018-11-18 16:31:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-18 16:31:19,704 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:19,704 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 16:31:19,704 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:19,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:19,704 INFO L82 PathProgramCache]: Analyzing trace with hash -503208899, now seen corresponding path program 1 times [2018-11-18 16:31:19,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:19,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:19,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:19,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:19,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 16:31:20,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:20,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:31:20,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:31:20,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:31:20,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:31:20,089 INFO L87 Difference]: Start difference. First operand 1403 states and 1876 transitions. Second operand 6 states. [2018-11-18 16:31:22,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:22,154 INFO L93 Difference]: Finished difference Result 2467 states and 3294 transitions. [2018-11-18 16:31:22,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:31:22,155 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 267 [2018-11-18 16:31:22,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:22,158 INFO L225 Difference]: With dead ends: 2467 [2018-11-18 16:31:22,158 INFO L226 Difference]: Without dead ends: 1038 [2018-11-18 16:31:22,161 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:31:22,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2018-11-18 16:31:22,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 800. [2018-11-18 16:31:22,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-18 16:31:22,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1056 transitions. [2018-11-18 16:31:22,187 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1056 transitions. Word has length 267 [2018-11-18 16:31:22,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:22,187 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1056 transitions. [2018-11-18 16:31:22,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:31:22,187 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1056 transitions. [2018-11-18 16:31:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 16:31:22,189 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:31:22,189 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 16:31:22,189 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:31:22,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:31:22,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1199072851, now seen corresponding path program 1 times [2018-11-18 16:31:22,190 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:31:22,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:31:22,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:22,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:31:22,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:31:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:31:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 16:31:22,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:31:22,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:31:22,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:31:22,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:31:22,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:31:22,564 INFO L87 Difference]: Start difference. First operand 800 states and 1056 transitions. Second operand 3 states. [2018-11-18 16:31:24,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:31:24,615 INFO L93 Difference]: Finished difference Result 800 states and 1056 transitions. [2018-11-18 16:31:24,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:31:24,616 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 279 [2018-11-18 16:31:24,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:31:24,617 INFO L225 Difference]: With dead ends: 800 [2018-11-18 16:31:24,617 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:31:24,621 INFO L604 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 [2018-11-18 16:31:24,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:31:24,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:31:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:31:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:31:24,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 279 [2018-11-18 16:31:24,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:31:24,621 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:31:24,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:31:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:31:24,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:31:24,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:31:24,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:24,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:25,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:31:27,897 INFO L425 ceAbstractionStarter]: For program point L2973(lines 2973 2978) no Hoare annotation was computed. [2018-11-18 16:31:27,897 INFO L428 ceAbstractionStarter]: At program point L2973-2(lines 2973 2978) the Hoare annotation is: true [2018-11-18 16:31:27,897 INFO L425 ceAbstractionStarter]: For program point L2967-1(line 2967) no Hoare annotation was computed. [2018-11-18 16:31:27,897 INFO L428 ceAbstractionStarter]: At program point L2967(line 2967) the Hoare annotation is: true [2018-11-18 16:31:27,897 INFO L425 ceAbstractionStarter]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2018-11-18 16:31:27,897 INFO L428 ceAbstractionStarter]: At program point L2963(line 2963) the Hoare annotation is: true [2018-11-18 16:31:27,897 INFO L428 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 2951 2984) the Hoare annotation is: true [2018-11-18 16:31:27,897 INFO L425 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 2951 2984) no Hoare annotation was computed. [2018-11-18 16:31:27,897 INFO L428 ceAbstractionStarter]: At program point L2972(line 2972) the Hoare annotation is: true [2018-11-18 16:31:27,897 INFO L425 ceAbstractionStarter]: For program point L2972-1(line 2972) no Hoare annotation was computed. [2018-11-18 16:31:27,897 INFO L425 ceAbstractionStarter]: For program point L2968(lines 2968 2980) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L2968-2(lines 2964 2981) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L2964(lines 2964 2981) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 2951 2984) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L2979(line 2979) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point pg_exitEXIT(lines 3854 3898) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L428 ceAbstractionStarter]: At program point pg_exitENTRY(lines 3854 3898) the Hoare annotation is: true [2018-11-18 16:31:27,898 INFO L428 ceAbstractionStarter]: At program point L3878(line 3878) the Hoare annotation is: true [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L3878-1(line 3878) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L428 ceAbstractionStarter]: At program point L3874(lines 3859 3897) the Hoare annotation is: true [2018-11-18 16:31:27,898 INFO L428 ceAbstractionStarter]: At program point L3872(lines 3859 3897) the Hoare annotation is: true [2018-11-18 16:31:27,898 INFO L428 ceAbstractionStarter]: At program point L3870(lines 3859 3897) the Hoare annotation is: true [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L3864(lines 3864 3868) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L3864-2(lines 3864 3868) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L421 ceAbstractionStarter]: At program point L3893(lines 3854 3898) 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))) [2018-11-18 16:31:27,898 INFO L421 ceAbstractionStarter]: At program point L3891(lines 3859 3897) 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))) [2018-11-18 16:31:27,898 INFO L421 ceAbstractionStarter]: At program point L3889(lines 3859 3897) 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))) [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L3883(lines 3883 3887) no Hoare annotation was computed. [2018-11-18 16:31:27,898 INFO L425 ceAbstractionStarter]: For program point L3883-2(lines 3883 3887) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4414(lines 4414 4419) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4411(line 4411) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4411-1(lines 4408 4412) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceENTRY(lines 4404 4421) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4408(lines 4408 4412) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceFINAL(lines 4404 4421) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceEXIT(lines 4404 4421) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4494(lines 4494 4503) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_mutex_of_deviceENTRY(lines 4490 4505) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4496(lines 4496 4500) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_mutex_of_deviceEXIT(lines 4490 4505) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_mutex_of_deviceFINAL(lines 4490 4505) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_register_chrdev_10FINAL(lines 4125 4136) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L428 ceAbstractionStarter]: At program point ldv_register_chrdev_10ENTRY(lines 4125 4136) the Hoare annotation is: true [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point ldv_register_chrdev_10EXIT(lines 4125 4136) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L425 ceAbstractionStarter]: For program point L4131-1(line 4131) no Hoare annotation was computed. [2018-11-18 16:31:27,899 INFO L428 ceAbstractionStarter]: At program point L4131(line 4131) the Hoare annotation is: true [2018-11-18 16:31:27,899 INFO L428 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3599 3609) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3599 3609) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point pg_releaseFINAL(lines 3599 3609) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L428 ceAbstractionStarter]: At program point L3606(line 3606) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point L3606-1(line 3606) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point register_chrdevFINAL(lines 2888 2896) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L428 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 2888 2896) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 2888 2896) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point write_regFINAL(lines 3070 3077) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L428 ceAbstractionStarter]: At program point write_regENTRY(lines 3070 3077) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point write_regEXIT(lines 3070 3077) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_cred_guard_mutex_of_signal_structEXIT(lines 4207 4219) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point L4214(line 4214) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point L4211(lines 4211 4215) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point L4214-1(lines 4211 4215) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_cred_guard_mutex_of_signal_structENTRY(lines 4207 4219) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_cred_guard_mutex_of_signal_structFINAL(lines 4207 4219) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L428 ceAbstractionStarter]: At program point L3516(line 3516) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point L3516-1(line 3516) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L425 ceAbstractionStarter]: For program point L3508(lines 3508 3512) no Hoare annotation was computed. [2018-11-18 16:31:27,900 INFO L428 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3478 3548) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L428 ceAbstractionStarter]: At program point L3531(lines 3503 3536) the Hoare annotation is: true [2018-11-18 16:31:27,900 INFO L421 ceAbstractionStarter]: At program point L3496(line 3496) 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)))) [2018-11-18 16:31:27,901 INFO L428 ceAbstractionStarter]: At program point L3529(lines 3503 3536) the Hoare annotation is: true [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L3496-1(line 3496) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L3492(lines 3492 3539) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point pg_detectFINAL(lines 3478 3548) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L428 ceAbstractionStarter]: At program point L3492-1(lines 3488 3547) the Hoare annotation is: true [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3478 3548) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L3517(lines 3517 3522) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L3515(lines 3515 3525) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L3497(lines 3497 3502) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L428 ceAbstractionStarter]: At program point L3526(lines 3503 3536) the Hoare annotation is: true [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L3495(lines 3495 3536) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point status_regEXIT(lines 3054 3061) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L428 ceAbstractionStarter]: At program point status_regENTRY(lines 3054 3061) the Hoare annotation is: true [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point status_regFINAL(lines 3054 3061) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L428 ceAbstractionStarter]: At program point __kmallocENTRY(lines 2931 2934) the Hoare annotation is: true [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point __kmallocFINAL(lines 2931 2934) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point __kmallocEXIT(lines 2931 2934) no Hoare annotation was computed. [2018-11-18 16:31:27,901 INFO L425 ceAbstractionStarter]: For program point L2933-1(line 2933) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L428 ceAbstractionStarter]: At program point L2933(line 2933) the Hoare annotation is: true [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3933-1(line 3933) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L421 ceAbstractionStarter]: At program point L3933(line 3933) 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)|))) [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 3914 4039) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3991(line 3991) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3983(line 3983) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L421 ceAbstractionStarter]: At program point L4033(lines 3919 4038) 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)|))) [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3992(lines 3992 4028) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3926(lines 3926 4032) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3927(line 3927) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 3914 4039) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 3914 4039) 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))) [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3994(lines 3994 4024) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3928(lines 3928 3989) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L421 ceAbstractionStarter]: At program point L3920(line 3920) 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))) [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3920-1(line 3920) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3945(line 3945) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L4036(line 4036) no Hoare annotation was computed. [2018-11-18 16:31:27,902 INFO L425 ceAbstractionStarter]: For program point L3970(line 3970) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3962(line 3962) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3995(line 3995) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3954(line 3954) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3946(lines 3946 3952) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L4004(line 4004) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3971(lines 3971 3981) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3996(lines 3996 4002) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3930(lines 3930 3985) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3963(lines 3963 3968) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3955(lines 3955 3960) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3947-1(line 3947) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L421 ceAbstractionStarter]: At program point L3947(line 3947) 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)|))) [2018-11-18 16:31:27,903 INFO L421 ceAbstractionStarter]: At program point L3972(line 3972) 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)|))) [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L4005(lines 4005 4020) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L421 ceAbstractionStarter]: At program point L3939(line 3939) 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)|))) [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3972-1(line 3972) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L4030(line 4030) no Hoare annotation was computed. [2018-11-18 16:31:27,903 INFO L425 ceAbstractionStarter]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L421 ceAbstractionStarter]: At program point L3997(line 3997) 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)|))) [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L3931(line 3931) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L4022(line 4022) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L421 ceAbstractionStarter]: At program point L3956(line 3956) 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)|))) [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L3956-1(line 3956) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L421 ceAbstractionStarter]: At program point L4014(lines 3919 4038) 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)|))) [2018-11-18 16:31:27,904 INFO L421 ceAbstractionStarter]: At program point L4006(line 4006) 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)|))) [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L3973(lines 3973 3978) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L4006-1(line 4006) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L3932(lines 3932 3937) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L3932-2(lines 3930 3985) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L4007(lines 4007 4011) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L4007-2(lines 4005 4018) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_pg_mutexFINAL(lines 4520 4537) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_pg_mutexENTRY(lines 4520 4537) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L4530(lines 4530 4535) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_pg_mutexEXIT(lines 4520 4537) no Hoare annotation was computed. [2018-11-18 16:31:27,904 INFO L425 ceAbstractionStarter]: For program point L4527(line 4527) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point L4527-1(lines 4524 4528) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point L4524(lines 4524 4528) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L428 ceAbstractionStarter]: At program point ldv_unregister_chrdev_11ENTRY(lines 4137 4145) the Hoare annotation is: true [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point L4141-1(line 4141) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L428 ceAbstractionStarter]: At program point L4141(line 4141) the Hoare annotation is: true [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point ldv_unregister_chrdev_11EXIT(lines 4137 4145) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point ldv_unregister_chrdev_11FINAL(lines 4137 4145) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point DRIVEFINAL(lines 3078 3084) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3078 3084) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L428 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3078 3084) the Hoare annotation is: true [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point L4316(lines 4316 4321) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point L4310(lines 4310 4314) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point L4313(line 4313) no Hoare annotation was computed. [2018-11-18 16:31:27,905 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_lockFINAL(lines 4306 4323) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L4313-1(lines 4310 4314) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_lockENTRY(lines 4306 4323) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_lockEXIT(lines 4306 4323) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3648(lines 3648 3652) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3677(lines 3677 3686) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3610 3697) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3669(lines 3669 3673) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L428 ceAbstractionStarter]: At program point L3632(line 3632) the Hoare annotation is: true [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3632-1(line 3632) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3690(lines 3690 3694) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3653(lines 3653 3668) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3610 3697) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L425 ceAbstractionStarter]: For program point L3678(lines 3678 3682) no Hoare annotation was computed. [2018-11-18 16:31:27,906 INFO L428 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3610 3697) the Hoare annotation is: true [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3633(lines 3633 3637) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3654(lines 3654 3658) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3638(lines 3638 3642) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3659-1(line 3659) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L428 ceAbstractionStarter]: At program point L3659(line 3659) the Hoare annotation is: true [2018-11-18 16:31:27,907 INFO L428 ceAbstractionStarter]: At program point L3688(lines 3688 3689) the Hoare annotation is: true [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3622(lines 3622 3626) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3688-1(lines 3688 3689) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L428 ceAbstractionStarter]: At program point L3676(line 3676) the Hoare annotation is: true [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3643(lines 3643 3647) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3676-1(line 3676) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3660(lines 3660 3664) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L3627(lines 3627 3631) no Hoare annotation was computed. [2018-11-18 16:31:27,907 INFO L425 ceAbstractionStarter]: For program point L4463(lines 4463 4468) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_mutex_of_deviceEXIT(lines 4453 4470) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point L4460-1(lines 4457 4461) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_mutex_of_deviceENTRY(lines 4453 4470) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_mutex_of_deviceFINAL(lines 4453 4470) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point L4460(line 4460) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point L4457(lines 4457 4461) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 2899 2906) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 2899 2906) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L428 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 2899 2906) the Hoare annotation is: true [2018-11-18 16:31:27,908 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_lock_8ENTRY(lines 4107 4115) 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))) [2018-11-18 16:31:27,908 INFO L425 ceAbstractionStarter]: For program point L4111-1(line 4111) no Hoare annotation was computed. [2018-11-18 16:31:27,908 INFO L421 ceAbstractionStarter]: At program point L4111(line 4111) 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))) [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_8EXIT(lines 4107 4115) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_8FINAL(lines 4107 4115) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L428 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 4635 4645) the Hoare annotation is: true [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 4635 4645) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4635 4645) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_3EXIT(lines 4058 4066) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point L4062(line 4062) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point L4062-1(line 4062) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_3ENTRY(lines 4058 4066) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_3FINAL(lines 4058 4066) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_pg_mutexENTRY(lines 4606 4621) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_pg_mutexFINAL(lines 4606 4621) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_pg_mutexEXIT(lines 4606 4621) no Hoare annotation was computed. [2018-11-18 16:31:27,909 INFO L425 ceAbstractionStarter]: For program point L4610(lines 4610 4619) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4612(lines 4612 4616) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4347(lines 4347 4352) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4344-1(lines 4341 4345) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4344(line 4344) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4341(lines 4341 4345) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_lockEXIT(lines 4337 4354) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_lockENTRY(lines 4337 4354) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_lockFINAL(lines 4337 4354) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_6EXIT(lines 4089 4097) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4093-1(line 4093) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point L4093(line 4093) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_6ENTRY(lines 4089 4097) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_6FINAL(lines 4089 4097) no Hoare annotation was computed. [2018-11-18 16:31:27,910 INFO L425 ceAbstractionStarter]: For program point read_regFINAL(lines 3062 3069) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point read_regEXIT(lines 3062 3069) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L428 ceAbstractionStarter]: At program point read_regENTRY(lines 3062 3069) the Hoare annotation is: true [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point L4560(lines 4560 4564) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_lock_pg_mutexENTRY(lines 4556 4568) 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))) [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_pg_mutexFINAL(lines 4556 4568) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_pg_mutexEXIT(lines 4556 4568) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L421 ceAbstractionStarter]: At program point L4563(line 4563) 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))) [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point L4563-1(lines 4560 4564) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_structENTRY(lines 4171 4188) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_structFINAL(lines 4171 4188) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point L4181(lines 4181 4186) no Hoare annotation was computed. [2018-11-18 16:31:27,911 INFO L425 ceAbstractionStarter]: For program point L4178(line 4178) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point L4178-1(lines 4175 4179) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point L4175(lines 4175 4179) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_structEXIT(lines 4171 4188) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 2822 2828) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L428 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 2822 2828) the Hoare annotation is: true [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 2822 2828) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 2915 2918) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L428 ceAbstractionStarter]: At program point ldv_is_errENTRY(lines 2915 2918) the Hoare annotation is: true [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 2915 2918) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point L3297-1(line 3297) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L428 ceAbstractionStarter]: At program point L3297(line 3297) the Hoare annotation is: true [2018-11-18 16:31:27,912 INFO L425 ceAbstractionStarter]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2018-11-18 16:31:27,912 INFO L428 ceAbstractionStarter]: At program point L3285(line 3285) the Hoare annotation is: true [2018-11-18 16:31:27,912 INFO L428 ceAbstractionStarter]: At program point L3314(lines 3278 3350) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L425 ceAbstractionStarter]: For program point L3310(line 3310) no Hoare annotation was computed. [2018-11-18 16:31:27,913 INFO L425 ceAbstractionStarter]: For program point L3339-1(lines 3339 3343) no Hoare annotation was computed. [2018-11-18 16:31:27,913 INFO L425 ceAbstractionStarter]: For program point L3298(lines 3298 3302) no Hoare annotation was computed. [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3286(line 3286) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3286-1(line 3286) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L425 ceAbstractionStarter]: For program point pg_resetFINAL(lines 3267 3351) no Hoare annotation was computed. [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3336(lines 3325 3345) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3332(lines 3325 3345) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3299(lines 3278 3350) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L425 ceAbstractionStarter]: For program point L3320(lines 3320 3324) no Hoare annotation was computed. [2018-11-18 16:31:27,913 INFO L425 ceAbstractionStarter]: For program point L3320-2(lines 3278 3350) no Hoare annotation was computed. [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3287(line 3287) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3316(lines 3278 3350) the Hoare annotation is: true [2018-11-18 16:31:27,913 INFO L428 ceAbstractionStarter]: At program point L3312(lines 3278 3350) the Hoare annotation is: true [2018-11-18 16:31:27,914 INFO L428 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3267 3351) the Hoare annotation is: true [2018-11-18 16:31:27,914 INFO L428 ceAbstractionStarter]: At program point L3304(lines 3278 3350) the Hoare annotation is: true [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3267 3351) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point L3296(lines 3296 3305) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L428 ceAbstractionStarter]: At program point L3292(lines 3278 3350) the Hoare annotation is: true [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point L3325-1(lines 3325 3347) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point L3288(line 3288) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L428 ceAbstractionStarter]: At program point L3334(lines 3325 3345) the Hoare annotation is: true [2018-11-18 16:31:27,914 INFO L421 ceAbstractionStarter]: At program point L3809(lines 3795 3815) 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))) [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point pg_initFINAL(lines 3768 3853) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point L3801(lines 3801 3805) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point L3801-2(lines 3801 3805) no Hoare annotation was computed. [2018-11-18 16:31:27,914 INFO L425 ceAbstractionStarter]: For program point L3822(lines 3822 3828) no Hoare annotation was computed. [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point pg_initENTRY(lines 3768 3853) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point L3843(lines 3779 3852) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point L3839(lines 3779 3852) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point L3794(line 3794) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L425 ceAbstractionStarter]: For program point L3794-1(line 3794) no Hoare annotation was computed. [2018-11-18 16:31:27,915 INFO L425 ceAbstractionStarter]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point L3823(line 3823) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point L3786(line 3786) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L428 ceAbstractionStarter]: At program point L3786-1(line 3786) the Hoare annotation is: true [2018-11-18 16:31:27,915 INFO L421 ceAbstractionStarter]: At program point L3807(lines 3795 3815) 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))) [2018-11-18 16:31:27,915 INFO L425 ceAbstractionStarter]: For program point L3795(lines 3795 3817) no Hoare annotation was computed. [2018-11-18 16:31:27,915 INFO L425 ceAbstractionStarter]: For program point L3787(line 3787) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L428 ceAbstractionStarter]: At program point L3849(lines 3779 3852) the Hoare annotation is: true [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point pg_initEXIT(lines 3768 3853) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L428 ceAbstractionStarter]: At program point L3841(lines 3779 3852) the Hoare annotation is: true [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L3833(lines 3833 3837) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L3833-2(lines 3833 3837) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L428 ceAbstractionStarter]: At program point L3825(lines 3779 3852) the Hoare annotation is: true [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L3788(lines 3788 3793) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L3821-1(line 3821) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L428 ceAbstractionStarter]: At program point L3821(line 3821) the Hoare annotation is: true [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L3780(lines 3780 3785) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_lockFINAL(lines 4324 4336) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L4331(line 4331) no Hoare annotation was computed. [2018-11-18 16:31:27,916 INFO L425 ceAbstractionStarter]: For program point L4331-1(lines 4328 4332) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_lockENTRY(lines 4324 4336) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point L4328(lines 4328 4332) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_lockEXIT(lines 4324 4336) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L428 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 2920 2930) the Hoare annotation is: true [2018-11-18 16:31:27,917 INFO L428 ceAbstractionStarter]: At program point L2924(line 2924) the Hoare annotation is: true [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point L2922(lines 2922 2929) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 2920 2930) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 2920 2930) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point iminorEXIT(lines 2878 2884) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L428 ceAbstractionStarter]: At program point iminorENTRY(lines 2878 2884) the Hoare annotation is: true [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point iminorFINAL(lines 2878 2884) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point L3710(lines 3710 3714) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point L3735-1(lines 3735 3745) no Hoare annotation was computed. [2018-11-18 16:31:27,917 INFO L425 ceAbstractionStarter]: For program point L3735(lines 3735 3745) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point pg_readFINAL(lines 3698 3767) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3731(line 3731) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3754(lines 3754 3764) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3723(lines 3723 3727) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3721-1(line 3721) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3754-2(lines 3754 3764) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L428 ceAbstractionStarter]: At program point L3721(line 3721) the Hoare annotation is: true [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point pg_readEXIT(lines 3698 3767) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L428 ceAbstractionStarter]: At program point L3748(line 3748) the Hoare annotation is: true [2018-11-18 16:31:27,918 INFO L428 ceAbstractionStarter]: At program point pg_readENTRY(lines 3698 3767) the Hoare annotation is: true [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3748-1(line 3748) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3738(lines 3738 3742) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3757(lines 3757 3761) no Hoare annotation was computed. [2018-11-18 16:31:27,918 INFO L425 ceAbstractionStarter]: For program point L3722(lines 3722 3730) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L3755-1(lines 3755 3756) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L428 ceAbstractionStarter]: At program point L3755(lines 3755 3756) the Hoare annotation is: true [2018-11-18 16:31:27,919 INFO L428 ceAbstractionStarter]: At program point L3722-2(lines 3722 3730) the Hoare annotation is: true [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L3749(lines 3749 3753) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_4FINAL(lines 4067 4079) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L4075-1(line 4075) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_4EXIT(lines 4067 4079) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L4075(line 4075) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_4ENTRY(lines 4067 4079) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L4594(line 4594) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_pg_mutexEXIT(lines 4587 4605) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L4597(lines 4597 4602) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L4591(lines 4591 4595) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_pg_mutexENTRY(lines 4587 4605) no Hoare annotation was computed. [2018-11-18 16:31:27,919 INFO L425 ceAbstractionStarter]: For program point L4594-1(lines 4591 4595) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_pg_mutexFINAL(lines 4587 4605) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L425 ceAbstractionStarter]: For program point L3424(lines 3424 3428) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L425 ceAbstractionStarter]: For program point L3423-1(line 3423) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L421 ceAbstractionStarter]: At program point L3423(line 3423) 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))) [2018-11-18 16:31:27,920 INFO L425 ceAbstractionStarter]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L425 ceAbstractionStarter]: For program point L3417-1(line 3417) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L425 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3394 3439) no Hoare annotation was computed. [2018-11-18 16:31:27,920 INFO L421 ceAbstractionStarter]: At program point L3417(line 3417) 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))) [2018-11-18 16:31:27,920 INFO L428 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3394 3439) the Hoare annotation is: true [2018-11-18 16:31:27,920 INFO L421 ceAbstractionStarter]: At program point L3430(line 3430) 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))) [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point L3431(line 3431) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3394 3439) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point L3429(lines 3429 3436) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L421 ceAbstractionStarter]: At program point L3430-1(line 3430) 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))) [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point L3429-2(lines 3429 3436) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point L4378(lines 4378 4387) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point L4380(lines 4380 4384) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_lockEXIT(lines 4374 4389) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_lockENTRY(lines 4374 4389) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_lockFINAL(lines 4374 4389) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_cred_guard_mutex_of_signal_structEXIT(lines 4258 4273) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_cred_guard_mutex_of_signal_structENTRY(lines 4258 4273) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_is_locked_cred_guard_mutex_of_signal_structFINAL(lines 4258 4273) no Hoare annotation was computed. [2018-11-18 16:31:27,921 INFO L425 ceAbstractionStarter]: For program point L4262(lines 4262 4271) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4264(lines 4264 4268) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4224(lines 4224 4228) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_cred_guard_mutex_of_signal_structFINAL(lines 4220 4237) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4230(lines 4230 4235) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_cred_guard_mutex_of_signal_structEXIT(lines 4220 4237) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4227(line 4227) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_cred_guard_mutex_of_signal_structENTRY(lines 4220 4237) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4227-1(lines 4224 4228) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_2EXIT(lines 4049 4057) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_2ENTRY(lines 4049 4057) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4053-1(line 4053) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_2FINAL(lines 4049 4057) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point L4053(line 4053) no Hoare annotation was computed. [2018-11-18 16:31:27,922 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_5EXIT(lines 4080 4088) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4084(line 4084) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_5ENTRY(lines 4080 4088) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4084-1(line 4084) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_5FINAL(lines 4080 4088) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_7ENTRY(lines 4098 4106) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_7EXIT(lines 4098 4106) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_7FINAL(lines 4098 4106) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4102(line 4102) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4102-1(line 4102) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_cred_guard_mutex_of_signal_structEXIT(lines 4274 4286) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_cred_guard_mutex_of_signal_structENTRY(lines 4274 4286) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_cred_guard_mutex_of_signal_structFINAL(lines 4274 4286) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4278(lines 4278 4282) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4281(line 4281) no Hoare annotation was computed. [2018-11-18 16:31:27,923 INFO L425 ceAbstractionStarter]: For program point L4281-1(lines 4278 4282) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3085 3092) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L428 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3085 3092) the Hoare annotation is: true [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point pg_sleepFINAL(lines 3085 3092) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_unlock_9ENTRY(lines 4116 4124) 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))) [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_9EXIT(lines 4116 4124) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L421 ceAbstractionStarter]: At program point L4120(line 4120) 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))) [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point L4120-1(line 4120) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_9FINAL(lines 4116 4124) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point L3452(lines 3452 3457) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3440 3477) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point L3469-1(line 3469) no Hoare annotation was computed. [2018-11-18 16:31:27,924 INFO L428 ceAbstractionStarter]: At program point L3469(line 3469) the Hoare annotation is: true [2018-11-18 16:31:27,924 INFO L425 ceAbstractionStarter]: For program point L3467-1(line 3467) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L428 ceAbstractionStarter]: At program point L3467(line 3467) the Hoare annotation is: true [2018-11-18 16:31:27,925 INFO L428 ceAbstractionStarter]: At program point L3461(lines 3447 3466) the Hoare annotation is: true [2018-11-18 16:31:27,925 INFO L428 ceAbstractionStarter]: At program point L3459(lines 3447 3466) the Hoare annotation is: true [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3440 3477) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point L3453-1(line 3453) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L428 ceAbstractionStarter]: At program point L3453(line 3453) the Hoare annotation is: true [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point L3451(line 3451) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L428 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3440 3477) the Hoare annotation is: true [2018-11-18 16:31:27,925 INFO L428 ceAbstractionStarter]: At program point L3447-1(lines 3447 3474) the Hoare annotation is: true [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point L3447(lines 3447 3474) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point L3468(lines 3468 3473) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point L3460(lines 3460 3464) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_structEXIT(lines 4238 4257) no Hoare annotation was computed. [2018-11-18 16:31:27,925 INFO L425 ceAbstractionStarter]: For program point L4246(line 4246) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L4249(lines 4249 4254) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L4243(lines 4243 4247) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L4246-1(lines 4243 4247) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_structFINAL(lines 4238 4257) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_structENTRY(lines 4238 4257) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_lockENTRY(lines 4390 4402) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L4394(lines 4394 4398) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L4397(line 4397) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_lockEXIT(lines 4390 4402) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L4397-1(lines 4394 4398) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_lockFINAL(lines 4390 4402) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L428 ceAbstractionStarter]: At program point L3260(lines 3221 3265) the Hoare annotation is: true [2018-11-18 16:31:27,926 INFO L425 ceAbstractionStarter]: For program point L3227-1(line 3227) no Hoare annotation was computed. [2018-11-18 16:31:27,926 INFO L428 ceAbstractionStarter]: At program point L3258(lines 3221 3265) the Hoare annotation is: true [2018-11-18 16:31:27,926 INFO L428 ceAbstractionStarter]: At program point L3227(line 3227) the Hoare annotation is: true [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3256(line 3256) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L428 ceAbstractionStarter]: At program point L3254(line 3254) the Hoare annotation is: true [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3254-1(line 3254) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point pg_completionFINAL(lines 3210 3266) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3242-1(lines 3242 3251) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3232(lines 3232 3236) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L428 ceAbstractionStarter]: At program point L3230(line 3230) the Hoare annotation is: true [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3232-2(lines 3221 3265) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3230-1(line 3230) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3226(line 3226) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3257(lines 3257 3261) no Hoare annotation was computed. [2018-11-18 16:31:27,927 INFO L428 ceAbstractionStarter]: At program point L3222(line 3222) the Hoare annotation is: true [2018-11-18 16:31:27,927 INFO L428 ceAbstractionStarter]: At program point L3255(lines 3221 3265) the Hoare annotation is: true [2018-11-18 16:31:27,927 INFO L425 ceAbstractionStarter]: For program point L3222-1(line 3222) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3210 3266) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L428 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3210 3266) the Hoare annotation is: true [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point L3243(lines 3243 3247) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point L3243-2(lines 3243 3247) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point L3237-1(lines 3221 3265) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 2985 2993) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L428 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 2985 2993) the Hoare annotation is: true [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 2985 2993) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_mutex_of_deviceENTRY(lines 4422 4439) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_mutex_of_deviceEXIT(lines 4422 4439) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point L4432(lines 4432 4437) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point L4426(lines 4426 4430) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point L4429(line 4429) no Hoare annotation was computed. [2018-11-18 16:31:27,928 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_mutex_of_deviceFINAL(lines 4422 4439) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L425 ceAbstractionStarter]: For program point L4429-1(lines 4426 4430) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L425 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3093 3151) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L425 ceAbstractionStarter]: For program point L3128(lines 3128 3138) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L428 ceAbstractionStarter]: At program point L3126(line 3126) the Hoare annotation is: true [2018-11-18 16:31:27,929 INFO L425 ceAbstractionStarter]: For program point L3128-2(lines 3124 3146) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L425 ceAbstractionStarter]: For program point L3124(lines 3124 3148) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L425 ceAbstractionStarter]: For program point L3126-1(line 3126) no Hoare annotation was computed. [2018-11-18 16:31:27,929 INFO L428 ceAbstractionStarter]: At program point L3120(lines 3103 3150) the Hoare annotation is: true [2018-11-18 16:31:27,929 INFO L428 ceAbstractionStarter]: At program point L3118(lines 3103 3150) the Hoare annotation is: true [2018-11-18 16:31:27,931 INFO L425 ceAbstractionStarter]: For program point L3116(line 3116) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3110(lines 3110 3114) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L428 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3093 3151) the Hoare annotation is: true [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3139-1(lines 3139 3143) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3093 3151) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3129(lines 3129 3133) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3127-1(line 3127) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L428 ceAbstractionStarter]: At program point L3127(line 3127) the Hoare annotation is: true [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3129-2(lines 3129 3133) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3125-1(line 3125) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L428 ceAbstractionStarter]: At program point L3125(line 3125) the Hoare annotation is: true [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point L3117(lines 3117 3121) no Hoare annotation was computed. [2018-11-18 16:31:27,932 INFO L428 ceAbstractionStarter]: At program point L3113-1(lines 3103 3150) the Hoare annotation is: true [2018-11-18 16:31:27,932 INFO L428 ceAbstractionStarter]: At program point L3113(line 3113) the Hoare annotation is: true [2018-11-18 16:31:27,932 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 4147 4153) no Hoare annotation was computed. [2018-11-18 16:31:27,933 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 4147 4153) the Hoare annotation is: true [2018-11-18 16:31:27,933 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4151) no Hoare annotation was computed. [2018-11-18 16:31:27,933 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 4147 4153) no Hoare annotation was computed. [2018-11-18 16:31:27,933 INFO L428 ceAbstractionStarter]: At program point kmallocENTRY(lines 2935 2942) the Hoare annotation is: true [2018-11-18 16:31:27,933 INFO L425 ceAbstractionStarter]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2018-11-18 16:31:27,933 INFO L428 ceAbstractionStarter]: At program point L2939(line 2939) the Hoare annotation is: true [2018-11-18 16:31:27,933 INFO L425 ceAbstractionStarter]: For program point kmallocFINAL(lines 2935 2942) no Hoare annotation was computed. [2018-11-18 16:31:27,933 INFO L425 ceAbstractionStarter]: For program point kmallocEXIT(lines 2935 2942) no Hoare annotation was computed. [2018-11-18 16:31:27,933 INFO L421 ceAbstractionStarter]: At program point L3169-1(line 3169) 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))) [2018-11-18 16:31:27,933 INFO L421 ceAbstractionStarter]: At program point L3169(line 3169) 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))) [2018-11-18 16:31:27,940 INFO L425 ceAbstractionStarter]: For program point L3163(line 3163) no Hoare annotation was computed. [2018-11-18 16:31:27,940 INFO L425 ceAbstractionStarter]: For program point L3161-1(line 3161) no Hoare annotation was computed. [2018-11-18 16:31:27,940 INFO L428 ceAbstractionStarter]: At program point L3161(line 3161) the Hoare annotation is: true [2018-11-18 16:31:27,940 INFO L425 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3152 3209) no Hoare annotation was computed. [2018-11-18 16:31:27,940 INFO L425 ceAbstractionStarter]: For program point L3186(lines 3186 3203) no Hoare annotation was computed. [2018-11-18 16:31:27,940 INFO L425 ceAbstractionStarter]: For program point L3186-2(lines 3186 3203) no Hoare annotation was computed. [2018-11-18 16:31:27,941 INFO L421 ceAbstractionStarter]: At program point L3178(line 3178) 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))) [2018-11-18 16:31:27,941 INFO L425 ceAbstractionStarter]: For program point L3178-1(line 3178) no Hoare annotation was computed. [2018-11-18 16:31:27,941 INFO L425 ceAbstractionStarter]: For program point L3172(line 3172) no Hoare annotation was computed. [2018-11-18 16:31:27,941 INFO L421 ceAbstractionStarter]: At program point L3170(line 3170) 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))) [2018-11-18 16:31:27,941 INFO L425 ceAbstractionStarter]: For program point L3164(lines 3164 3168) no Hoare annotation was computed. [2018-11-18 16:31:27,941 INFO L421 ceAbstractionStarter]: At program point L3197(lines 3186 3201) 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))) [2018-11-18 16:31:27,941 INFO L428 ceAbstractionStarter]: At program point L3162(line 3162) the Hoare annotation is: true [2018-11-18 16:31:27,941 INFO L425 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3152 3209) no Hoare annotation was computed. [2018-11-18 16:31:27,941 INFO L421 ceAbstractionStarter]: At program point L3195(lines 3186 3201) 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))) [2018-11-18 16:31:27,948 INFO L428 ceAbstractionStarter]: At program point L3162-1(line 3162) the Hoare annotation is: true [2018-11-18 16:31:27,948 INFO L421 ceAbstractionStarter]: At program point L3193(lines 3186 3201) 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))) [2018-11-18 16:31:27,948 INFO L428 ceAbstractionStarter]: At program point L3181(lines 3159 3208) the Hoare annotation is: true [2018-11-18 16:31:27,948 INFO L428 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3152 3209) the Hoare annotation is: true [2018-11-18 16:31:27,948 INFO L425 ceAbstractionStarter]: For program point L3179(lines 3179 3184) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point L3173(lines 3173 3177) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L421 ceAbstractionStarter]: At program point L3171(line 3171) 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))) [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point L4510(lines 4510 4514) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point L4513(line 4513) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point L4513-1(lines 4510 4514) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_mutex_of_deviceEXIT(lines 4506 4518) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_mutex_of_deviceENTRY(lines 4506 4518) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_mutex_of_deviceFINAL(lines 4506 4518) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 4155 4161) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 4155 4161) the Hoare annotation is: true [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 4155 4161) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L428 ceAbstractionStarter]: At program point clear_bitENTRY(lines 2799 2806) the Hoare annotation is: true [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point clear_bitFINAL(lines 2799 2806) no Hoare annotation was computed. [2018-11-18 16:31:27,949 INFO L425 ceAbstractionStarter]: For program point clear_bitEXIT(lines 2799 2806) no Hoare annotation was computed. [2018-11-18 16:31:27,958 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_1FINAL(lines 4040 4048) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4044(line 4044) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4044-1(line 4044) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_1ENTRY(lines 4040 4048) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_1EXIT(lines 4040 4048) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-18 16:31:27,959 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_cred_guard_mutex_of_signal_structEXIT(lines 4189 4206) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4193(lines 4193 4197) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_cred_guard_mutex_of_signal_structENTRY(lines 4189 4206) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4199(lines 4199 4204) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4196(line 4196) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_cred_guard_mutex_of_signal_structFINAL(lines 4189 4206) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4196-1(lines 4193 4197) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_pg_mutexEXIT(lines 4622 4634) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_unlock_pg_mutexENTRY(lines 4622 4634) 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))) [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4626(lines 4626 4630) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L421 ceAbstractionStarter]: At program point L4629(line 4629) 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))) [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point L4629-1(lines 4626 4630) no Hoare annotation was computed. [2018-11-18 16:31:27,959 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_pg_mutexFINAL(lines 4622 4634) no Hoare annotation was computed. [2018-11-18 16:31:27,960 INFO L428 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3019 3053) the Hoare annotation is: true [2018-11-18 16:31:27,960 INFO L425 ceAbstractionStarter]: For program point L3038(lines 3038 3042) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L3038-2(lines 3038 3042) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L428 ceAbstractionStarter]: At program point L3032(line 3032) the Hoare annotation is: true [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L3032-1(line 3032) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3019 3053) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L428 ceAbstractionStarter]: At program point L3048(lines 3019 3053) the Hoare annotation is: true [2018-11-18 16:31:27,966 INFO L428 ceAbstractionStarter]: At program point L3046(lines 3024 3052) the Hoare annotation is: true [2018-11-18 16:31:27,966 INFO L428 ceAbstractionStarter]: At program point L3044(lines 3024 3052) the Hoare annotation is: true [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_lockFINAL(lines 4355 4373) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4362(line 4362) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4365(lines 4365 4370) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4359(lines 4359 4363) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_lockENTRY(lines 4355 4373) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4362-1(lines 4359 4363) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_lockEXIT(lines 4355 4373) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 4162 4169) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 4162 4169) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 4162 4169) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4542(lines 4542 4546) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4545(line 4545) no Hoare annotation was computed. [2018-11-18 16:31:27,966 INFO L425 ceAbstractionStarter]: For program point L4545-1(lines 4542 4546) no Hoare annotation was computed. [2018-11-18 16:31:27,967 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_pg_mutexFINAL(lines 4538 4555) no Hoare annotation was computed. [2018-11-18 16:31:27,967 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_pg_mutexENTRY(lines 4538 4555) no Hoare annotation was computed. [2018-11-18 16:31:27,967 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_killable_pg_mutexEXIT(lines 4538 4555) no Hoare annotation was computed. [2018-11-18 16:31:27,967 INFO L425 ceAbstractionStarter]: For program point L4548(lines 4548 4553) no Hoare annotation was computed. [2018-11-18 16:31:27,967 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:31:27,967 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:31:27,967 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:31:27,973 INFO L425 ceAbstractionStarter]: For program point L4668-1(lines 4646 4672) no Hoare annotation was computed. [2018-11-18 16:31:27,973 INFO L421 ceAbstractionStarter]: At program point L4668(line 4668) 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))) [2018-11-18 16:31:27,973 INFO L421 ceAbstractionStarter]: At program point L4658(line 4658) 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))) [2018-11-18 16:31:27,973 INFO L425 ceAbstractionStarter]: For program point L4658-1(lines 4649 4671) no Hoare annotation was computed. [2018-11-18 16:31:27,973 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4646 4672) no Hoare annotation was computed. [2018-11-18 16:31:27,973 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 4646 4672) the Hoare annotation is: true [2018-11-18 16:31:27,973 INFO L421 ceAbstractionStarter]: At program point L4663(line 4663) 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))) [2018-11-18 16:31:27,973 INFO L425 ceAbstractionStarter]: For program point L4663-1(lines 4649 4671) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L421 ceAbstractionStarter]: At program point L4653(line 4653) 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))) [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point L4653-1(lines 4649 4671) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 2807 2815) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point test_and_set_bitFINAL(lines 2807 2815) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L428 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 2807 2815) the Hoare annotation is: true [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point L3586-1(line 3586) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L421 ceAbstractionStarter]: At program point pg_openENTRY(lines 3549 3598) 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))) [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point L3582(line 3582) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point L3576(lines 3576 3581) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L421 ceAbstractionStarter]: At program point L3576-2(lines 3576 3581) 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))) [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point pg_openFINAL(lines 3549 3598) no Hoare annotation was computed. [2018-11-18 16:31:27,974 INFO L425 ceAbstractionStarter]: For program point L3570(lines 3570 3575) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L421 ceAbstractionStarter]: At program point L3562(line 3562) 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))) [2018-11-18 16:31:27,980 INFO L425 ceAbstractionStarter]: For program point L3595(line 3595) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L425 ceAbstractionStarter]: For program point L3562-1(line 3562) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L421 ceAbstractionStarter]: At program point L3558(line 3558) 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))) [2018-11-18 16:31:27,980 INFO L425 ceAbstractionStarter]: For program point L3558-1(line 3558) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L425 ceAbstractionStarter]: For program point L3585(lines 3585 3592) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L425 ceAbstractionStarter]: For program point L3583-1(line 3583) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L421 ceAbstractionStarter]: At program point L3583(line 3583) 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))) [2018-11-18 16:31:27,980 INFO L425 ceAbstractionStarter]: For program point L3577-1(line 3577) no Hoare annotation was computed. [2018-11-18 16:31:27,980 INFO L421 ceAbstractionStarter]: At program point L3577(line 3577) 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))) [2018-11-18 16:31:27,981 INFO L425 ceAbstractionStarter]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2018-11-18 16:31:27,981 INFO L421 ceAbstractionStarter]: At program point L3569(line 3569) 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))) [2018-11-18 16:31:27,981 INFO L421 ceAbstractionStarter]: At program point L3594(lines 3557 3597) 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))) [2018-11-18 16:31:27,981 INFO L425 ceAbstractionStarter]: For program point L3563(line 3563) no Hoare annotation was computed. [2018-11-18 16:31:27,981 INFO L425 ceAbstractionStarter]: For program point L3563-2(lines 3563 3568) no Hoare annotation was computed. [2018-11-18 16:31:27,981 INFO L421 ceAbstractionStarter]: At program point L3586(line 3586) 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))) [2018-11-18 16:31:27,981 INFO L425 ceAbstractionStarter]: For program point pg_openEXIT(lines 3549 3598) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point L4478(line 4478) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point L4481(lines 4481 4486) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point L4475(lines 4475 4479) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point L4478-1(lines 4475 4479) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceEXIT(lines 4471 4489) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceENTRY(lines 4471 4489) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceFINAL(lines 4471 4489) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L421 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)) [2018-11-18 16:31:27,988 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point xsFINAL(lines 3352 3393) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point xsEXIT(lines 3352 3393) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L425 ceAbstractionStarter]: For program point L3385-1(lines 3385 3389) no Hoare annotation was computed. [2018-11-18 16:31:27,988 INFO L428 ceAbstractionStarter]: At program point xsENTRY(lines 3352 3393) the Hoare annotation is: true [2018-11-18 16:31:27,989 INFO L428 ceAbstractionStarter]: At program point L3382(lines 3360 3392) the Hoare annotation is: true [2018-11-18 16:31:27,989 INFO L428 ceAbstractionStarter]: At program point L3380(lines 3360 3392) the Hoare annotation is: true [2018-11-18 16:31:27,989 INFO L428 ceAbstractionStarter]: At program point L3378(lines 3360 3392) the Hoare annotation is: true [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point L3368(lines 3368 3376) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point L3368-2(lines 3368 3376) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_lockFINAL(lines 4288 4305) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_lockEXIT(lines 4288 4305) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point L4298(lines 4298 4303) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point L4295(line 4295) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point L4295-1(lines 4292 4296) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_interruptible_lockENTRY(lines 4288 4305) no Hoare annotation was computed. [2018-11-18 16:31:27,989 INFO L425 ceAbstractionStarter]: For program point L4292(lines 4292 4296) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4576-1(lines 4573 4577) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4576(line 4576) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4573(lines 4573 4577) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_pg_mutexFINAL(lines 4569 4586) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_pg_mutexEXIT(lines 4569 4586) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_trylock_pg_mutexENTRY(lines 4569 4586) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4579(lines 4579 4584) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4447(line 4447) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4447-1(lines 4444 4448) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_mutex_of_deviceENTRY(lines 4440 4452) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L4444(lines 4444 4448) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_mutex_of_deviceFINAL(lines 4440 4452) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_mutex_of_deviceEXIT(lines 4440 4452) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L425 ceAbstractionStarter]: For program point L2833-1(line 2833) no Hoare annotation was computed. [2018-11-18 16:31:27,995 INFO L428 ceAbstractionStarter]: At program point L2833(line 2833) the Hoare annotation is: true [2018-11-18 16:31:27,996 INFO L428 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 2829 2836) the Hoare annotation is: true [2018-11-18 16:31:27,996 INFO L425 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 2829 2836) no Hoare annotation was computed. [2018-11-18 16:31:27,996 INFO L425 ceAbstractionStarter]: For program point IS_ERREXIT(lines 2829 2836) no Hoare annotation was computed. [2018-11-18 16:31:28,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:31:28 BoogieIcfgContainer [2018-11-18 16:31:28,011 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:31:28,012 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:31:28,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:31:28,012 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:31:28,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:30:49" (3/4) ... [2018-11-18 16:31:28,023 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:31:28,032 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2018-11-18 16:31:28,032 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_exit [2018-11-18 16:31:28,032 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_mutex_of_device [2018-11-18 16:31:28,032 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_is_locked_mutex_of_device [2018-11-18 16:31:28,032 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_chrdev_10 [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_release [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure register_chrdev [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_detect [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_pg_mutex [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_killable_lock [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2018-11-18 16:31:28,033 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_trylock_mutex_of_device [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_8 [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_3 [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_is_locked_pg_mutex [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_trylock_lock [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_6 [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_pg_mutex [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2018-11-18 16:31:28,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_init [2018-11-18 16:31:28,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure iminor [2018-11-18 16:31:28,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-18 16:31:28,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_lock [2018-11-18 16:31:28,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_read [2018-11-18 16:31:28,040 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_trylock_4 [2018-11-18 16:31:28,040 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_dec_and_mutex_lock_pg_mutex [2018-11-18 16:31:28,040 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_is_locked_lock [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_2 [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_5 [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_7 [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_9 [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_lock [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2018-11-18 16:31:28,041 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_killable_mutex_of_device [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mutex_of_device [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_1 [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_pg_mutex [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_init_units [2018-11-18 16:31:28,042 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_dec_and_mutex_lock_lock [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_trap [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_killable_pg_mutex [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_set_bit [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_open [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2018-11-18 16:31:28,043 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2018-11-18 16:31:28,044 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_interruptible_lock [2018-11-18 16:31:28,044 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mutex_of_device [2018-11-18 16:31:28,044 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_trylock_pg_mutex [2018-11-18 16:31:28,044 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-18 16:31:28,066 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 260 nodes and edges [2018-11-18 16:31:28,068 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2018-11-18 16:31:28,070 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2018-11-18 16:31:28,072 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 16:31:28,074 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 16:31:28,076 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 16:31:28,115 WARN L220 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)) [2018-11-18 16:31:28,115 WARN L220 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)) [2018-11-18 16:31:28,118 WARN L220 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) [2018-11-18 16:31:28,281 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7c26c77e-483d-44f9-98eb-495740f15ff7/bin-2019/uautomizer/witness.graphml [2018-11-18 16:31:28,281 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:31:28,282 INFO L168 Benchmark]: Toolchain (without parser) took 43784.64 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 707.8 MB). Free memory was 953.8 MB in the beginning and 1.5 GB in the end (delta: -580.8 MB). Peak memory consumption was 126.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:31:28,283 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-18 16:31:28,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1124.30 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.3 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -212.0 MB). Peak memory consumption was 298.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:31:28,283 INFO L168 Benchmark]: Boogie Preprocessor took 110.32 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:31:28,283 INFO L168 Benchmark]: RCFGBuilder took 3625.17 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 110.1 MB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -127.4 MB). Peak memory consumption was 368.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:31:28,284 INFO L168 Benchmark]: TraceAbstraction took 38652.48 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 375.4 MB). Free memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: -303.0 MB). Peak memory consumption was 752.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:31:28,284 INFO L168 Benchmark]: Witness Printer took 269.48 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:31:28,285 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 1124.30 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 222.3 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -212.0 MB). Peak memory consumption was 298.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.32 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3625.17 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 110.1 MB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -127.4 MB). Peak memory consumption was 368.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 38652.48 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 375.4 MB). Free memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: -303.0 MB). Peak memory consumption was 752.3 MB. Max. memory is 11.5 GB. * Witness Printer took 269.48 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4151]: 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: 3779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3859]: 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: 3488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3854]: 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: 3159]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3919]: 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: 3278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3557]: 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: 3447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: 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: 3503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3795]: 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: 3859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3859]: 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: 3325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3360]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: 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: 3019]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: 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: 3859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3795]: 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: 3503]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3919]: 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: 3221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 81 procedures, 672 locations, 1 error locations. SAFE Result, 38.5s OverallTime, 27 OverallIterations, 6 TraceHistogramMax, 22.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 16863 SDtfs, 5350 SDslu, 47491 SDs, 0 SdLazy, 872 SolverSat, 49 SolverUnsat, 10 SolverUnknown, 0 SolverNotchecked, 21.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 666 GetRequests, 557 SyntacticMatches, 5 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1403occurred 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: 1.1s AutomataMinimizationTime, 27 MinimizatonAttempts, 828 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 176 LocationsWithAnnotation, 15886 PreInvPairs, 16056 NumberOfFragments, 1879 HoareAnnotationTreeSize, 15886 FomulaSimplifications, 24065 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 176 FomulaSimplificationsInter, 15285 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 4277 NumberOfCodeBlocks, 4277 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 4248 ConstructedInterpolants, 0 QuantifiedInterpolants, 924014 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3984 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 29 InterpolantComputations, 27 PerfectInterpolantSequences, 908/915 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...