./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--regulator--isl6271a-regulator.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_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b6d2ba1a158367fb57f31a4a8ad1dd8d7c3bca9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:37:09,687 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:37:09,688 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:37:09,697 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:37:09,697 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:37:09,698 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:37:09,698 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:37:09,700 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:37:09,701 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:37:09,702 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:37:09,702 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:37:09,703 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:37:09,703 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:37:09,704 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:37:09,705 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:37:09,705 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:37:09,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:37:09,707 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:37:09,709 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:37:09,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:37:09,711 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:37:09,712 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:37:09,714 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:37:09,714 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:37:09,714 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:37:09,715 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:37:09,716 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:37:09,717 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:37:09,717 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:37:09,718 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:37:09,718 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:37:09,719 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:37:09,719 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:37:09,719 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:37:09,720 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:37:09,720 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:37:09,720 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 14:37:09,732 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:37:09,732 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:37:09,733 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:37:09,733 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:37:09,733 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:37:09,733 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:37:09,733 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:37:09,733 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:37:09,733 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:37:09,733 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:37:09,734 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 14:37:09,734 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:37:09,734 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:37:09,734 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:37:09,734 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:37:09,734 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:37:09,735 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:37:09,735 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:37:09,735 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:37:09,735 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:37:09,735 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:37:09,735 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:37:09,736 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:37:09,736 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:37:09,736 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:37:09,736 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:37:09,736 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:37:09,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:37:09,737 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 14:37:09,737 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan 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 -> Taipan 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 -> 1b6d2ba1a158367fb57f31a4a8ad1dd8d7c3bca9 [2018-11-18 14:37:09,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:37:09,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:37:09,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:37:09,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:37:09,774 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:37:09,774 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.c [2018-11-18 14:37:09,816 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/data/a0675421b/5417d90c7e734b299dc9e4cfb8060f4a/FLAG78b031abb [2018-11-18 14:37:10,288 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:37:10,289 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.c [2018-11-18 14:37:10,303 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/data/a0675421b/5417d90c7e734b299dc9e4cfb8060f4a/FLAG78b031abb [2018-11-18 14:37:10,590 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/data/a0675421b/5417d90c7e734b299dc9e4cfb8060f4a [2018-11-18 14:37:10,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:37:10,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:37:10,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:10,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:37:10,598 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:37:10,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:10" (1/1) ... [2018-11-18 14:37:10,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f938bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:10, skipping insertion in model container [2018-11-18 14:37:10,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:37:10" (1/1) ... [2018-11-18 14:37:10,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:37:10,658 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:37:11,262 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:11,306 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:37:11,481 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:37:11,553 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:37:11,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11 WrapperNode [2018-11-18 14:37:11,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:37:11,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:37:11,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:37:11,555 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:37:11,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:37:11,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:37:11,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:37:11,595 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:37:11,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... [2018-11-18 14:37:11,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:37:11,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:37:11,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:37:11,657 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:37:11,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/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 14:37:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_init [2018-11-18 14:37:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_init [2018-11-18 14:37:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-18 14:37:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:37:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:37:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:37:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:37:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2018-11-18 14:37:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2018-11-18 14:37:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2018-11-18 14:37:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:37:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2018-11-18 14:37:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2018-11-18 14:37:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_map_voltage_linear [2018-11-18 14:37:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 14:37:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-18 14:37:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:37:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2018-11-18 14:37:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2018-11-18 14:37:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_cleanup [2018-11-18 14:37:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_cleanup [2018-11-18 14:37:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 14:37:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 14:37:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_get_voltage_sel [2018-11-18 14:37:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_get_voltage_sel [2018-11-18 14:37:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2018-11-18 14:37:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:37:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 14:37:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2018-11-18 14:37:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2018-11-18 14:37:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2018-11-18 14:37:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_remove [2018-11-18 14:37:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_remove [2018-11-18 14:37:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2018-11-18 14:37:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2018-11-18 14:37:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2018-11-18 14:37:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2018-11-18 14:37:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2018-11-18 14:37:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2018-11-18 14:37:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2018-11-18 14:37:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:37:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-18 14:37:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2018-11-18 14:37:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2018-11-18 14:37:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 14:37:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 14:37:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2018-11-18 14:37:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-18 14:37:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_probe [2018-11-18 14:37:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_probe [2018-11-18 14:37:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_set_voltage_sel [2018-11-18 14:37:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_set_voltage_sel [2018-11-18 14:37:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 14:37:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 14:37:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_register [2018-11-18 14:37:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2018-11-18 14:37:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2018-11-18 14:37:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2018-11-18 14:37:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2018-11-18 14:37:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte [2018-11-18 14:37:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2018-11-18 14:37:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2018-11-18 14:37:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:37:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:37:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 14:37:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 14:37:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2018-11-18 14:37:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte [2018-11-18 14:37:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:37:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:37:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2018-11-18 14:37:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 14:37:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 14:37:14,929 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:37:14,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:37:14 BoogieIcfgContainer [2018-11-18 14:37:14,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:37:14,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:37:14,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:37:14,933 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:37:14,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:37:10" (1/3) ... [2018-11-18 14:37:14,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a49ae4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:37:14, skipping insertion in model container [2018-11-18 14:37:14,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:37:11" (2/3) ... [2018-11-18 14:37:14,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a49ae4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:37:14, skipping insertion in model container [2018-11-18 14:37:14,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:37:14" (3/3) ... [2018-11-18 14:37:14,937 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.c [2018-11-18 14:37:14,947 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:37:14,955 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:37:14,970 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:37:15,002 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:37:15,002 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:37:15,002 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:37:15,002 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:37:15,002 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:37:15,003 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:37:15,003 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:37:15,003 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:37:15,023 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2018-11-18 14:37:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 14:37:15,030 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:15,031 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] [2018-11-18 14:37:15,033 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:15,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:15,039 INFO L82 PathProgramCache]: Analyzing trace with hash -451395073, now seen corresponding path program 1 times [2018-11-18 14:37:15,041 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:15,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:15,100 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:15,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:15,100 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:15,356 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 14:37:15,358 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:15,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:15,358 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:15,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:15,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:15,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:15,380 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 3 states. [2018-11-18 14:37:17,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:17,490 INFO L93 Difference]: Finished difference Result 538 states and 718 transitions. [2018-11-18 14:37:17,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:17,492 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2018-11-18 14:37:17,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:17,504 INFO L225 Difference]: With dead ends: 538 [2018-11-18 14:37:17,505 INFO L226 Difference]: Without dead ends: 345 [2018-11-18 14:37:17,508 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 14:37:17,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2018-11-18 14:37:17,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 341. [2018-11-18 14:37:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2018-11-18 14:37:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 433 transitions. [2018-11-18 14:37:17,556 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 433 transitions. Word has length 26 [2018-11-18 14:37:17,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:17,556 INFO L480 AbstractCegarLoop]: Abstraction has 341 states and 433 transitions. [2018-11-18 14:37:17,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 433 transitions. [2018-11-18 14:37:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 14:37:17,558 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:17,558 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] [2018-11-18 14:37:17,558 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:17,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:17,559 INFO L82 PathProgramCache]: Analyzing trace with hash -611464300, now seen corresponding path program 1 times [2018-11-18 14:37:17,559 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:17,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:17,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:17,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:17,563 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:17,664 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 14:37:17,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:17,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:17,664 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:17,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:17,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:17,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:17,666 INFO L87 Difference]: Start difference. First operand 341 states and 433 transitions. Second operand 3 states. [2018-11-18 14:37:17,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:17,744 INFO L93 Difference]: Finished difference Result 878 states and 1123 transitions. [2018-11-18 14:37:17,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:17,744 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-18 14:37:17,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:17,748 INFO L225 Difference]: With dead ends: 878 [2018-11-18 14:37:17,749 INFO L226 Difference]: Without dead ends: 548 [2018-11-18 14:37:17,751 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 14:37:17,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-11-18 14:37:17,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 532. [2018-11-18 14:37:17,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2018-11-18 14:37:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 681 transitions. [2018-11-18 14:37:17,787 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 681 transitions. Word has length 29 [2018-11-18 14:37:17,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:17,787 INFO L480 AbstractCegarLoop]: Abstraction has 532 states and 681 transitions. [2018-11-18 14:37:17,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 681 transitions. [2018-11-18 14:37:17,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 14:37:17,789 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:17,789 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] [2018-11-18 14:37:17,789 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:17,789 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:17,789 INFO L82 PathProgramCache]: Analyzing trace with hash -1824803074, now seen corresponding path program 1 times [2018-11-18 14:37:17,789 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:17,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:17,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:17,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:17,792 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:17,860 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 14:37:17,860 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:17,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:17,860 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:17,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:17,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:17,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:17,861 INFO L87 Difference]: Start difference. First operand 532 states and 681 transitions. Second operand 3 states. [2018-11-18 14:37:17,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:17,895 INFO L93 Difference]: Finished difference Result 554 states and 707 transitions. [2018-11-18 14:37:17,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:17,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-18 14:37:17,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:17,898 INFO L225 Difference]: With dead ends: 554 [2018-11-18 14:37:17,898 INFO L226 Difference]: Without dead ends: 543 [2018-11-18 14:37:17,899 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 14:37:17,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2018-11-18 14:37:17,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 532. [2018-11-18 14:37:17,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2018-11-18 14:37:17,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 680 transitions. [2018-11-18 14:37:17,923 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 680 transitions. Word has length 29 [2018-11-18 14:37:17,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:17,924 INFO L480 AbstractCegarLoop]: Abstraction has 532 states and 680 transitions. [2018-11-18 14:37:17,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 680 transitions. [2018-11-18 14:37:17,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 14:37:17,925 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:17,925 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] [2018-11-18 14:37:17,925 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:17,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:17,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1767544772, now seen corresponding path program 1 times [2018-11-18 14:37:17,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:17,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:17,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:17,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:17,932 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:17,991 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 14:37:17,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:17,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:17,992 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:17,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:17,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:17,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:17,993 INFO L87 Difference]: Start difference. First operand 532 states and 680 transitions. Second operand 3 states. [2018-11-18 14:37:20,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:20,037 INFO L93 Difference]: Finished difference Result 534 states and 681 transitions. [2018-11-18 14:37:20,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:20,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-18 14:37:20,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:20,040 INFO L225 Difference]: With dead ends: 534 [2018-11-18 14:37:20,040 INFO L226 Difference]: Without dead ends: 531 [2018-11-18 14:37:20,041 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 14:37:20,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2018-11-18 14:37:20,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 531. [2018-11-18 14:37:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-11-18 14:37:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 678 transitions. [2018-11-18 14:37:20,064 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 678 transitions. Word has length 29 [2018-11-18 14:37:20,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:20,065 INFO L480 AbstractCegarLoop]: Abstraction has 531 states and 678 transitions. [2018-11-18 14:37:20,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:20,065 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 678 transitions. [2018-11-18 14:37:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 14:37:20,066 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:20,066 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] [2018-11-18 14:37:20,066 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:20,066 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:20,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1040561630, now seen corresponding path program 1 times [2018-11-18 14:37:20,067 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:20,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:20,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:20,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:20,069 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:20,132 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 14:37:20,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:20,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:20,133 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:20,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:20,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:20,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:20,133 INFO L87 Difference]: Start difference. First operand 531 states and 678 transitions. Second operand 3 states. [2018-11-18 14:37:22,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:22,185 INFO L93 Difference]: Finished difference Result 533 states and 679 transitions. [2018-11-18 14:37:22,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:22,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-18 14:37:22,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:22,188 INFO L225 Difference]: With dead ends: 533 [2018-11-18 14:37:22,188 INFO L226 Difference]: Without dead ends: 530 [2018-11-18 14:37:22,188 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 14:37:22,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-11-18 14:37:22,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 530. [2018-11-18 14:37:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2018-11-18 14:37:22,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 676 transitions. [2018-11-18 14:37:22,209 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 676 transitions. Word has length 30 [2018-11-18 14:37:22,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:22,209 INFO L480 AbstractCegarLoop]: Abstraction has 530 states and 676 transitions. [2018-11-18 14:37:22,210 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 676 transitions. [2018-11-18 14:37:22,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 14:37:22,211 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:22,211 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 14:37:22,211 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:22,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:22,211 INFO L82 PathProgramCache]: Analyzing trace with hash -2102448257, now seen corresponding path program 1 times [2018-11-18 14:37:22,212 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:22,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:22,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:22,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:22,214 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:22,304 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 14:37:22,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:22,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:22,305 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:22,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:22,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:22,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:22,306 INFO L87 Difference]: Start difference. First operand 530 states and 676 transitions. Second operand 3 states. [2018-11-18 14:37:24,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:24,351 INFO L93 Difference]: Finished difference Result 534 states and 678 transitions. [2018-11-18 14:37:24,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:24,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2018-11-18 14:37:24,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:24,354 INFO L225 Difference]: With dead ends: 534 [2018-11-18 14:37:24,355 INFO L226 Difference]: Without dead ends: 530 [2018-11-18 14:37:24,355 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 14:37:24,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-11-18 14:37:24,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 528. [2018-11-18 14:37:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2018-11-18 14:37:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 671 transitions. [2018-11-18 14:37:24,379 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 671 transitions. Word has length 31 [2018-11-18 14:37:24,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:24,380 INFO L480 AbstractCegarLoop]: Abstraction has 528 states and 671 transitions. [2018-11-18 14:37:24,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 671 transitions. [2018-11-18 14:37:24,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 14:37:24,381 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:24,381 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] [2018-11-18 14:37:24,381 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:24,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:24,381 INFO L82 PathProgramCache]: Analyzing trace with hash -751502079, now seen corresponding path program 1 times [2018-11-18 14:37:24,382 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:24,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:24,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:24,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:24,384 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:24,468 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 14:37:24,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:24,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:24,469 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:24,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:24,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:24,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:24,470 INFO L87 Difference]: Start difference. First operand 528 states and 671 transitions. Second operand 3 states. [2018-11-18 14:37:26,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:26,502 INFO L93 Difference]: Finished difference Result 530 states and 672 transitions. [2018-11-18 14:37:26,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:26,508 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2018-11-18 14:37:26,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:26,511 INFO L225 Difference]: With dead ends: 530 [2018-11-18 14:37:26,511 INFO L226 Difference]: Without dead ends: 517 [2018-11-18 14:37:26,511 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 14:37:26,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-11-18 14:37:26,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2018-11-18 14:37:26,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-11-18 14:37:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 656 transitions. [2018-11-18 14:37:26,537 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 656 transitions. Word has length 32 [2018-11-18 14:37:26,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:26,538 INFO L480 AbstractCegarLoop]: Abstraction has 517 states and 656 transitions. [2018-11-18 14:37:26,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 656 transitions. [2018-11-18 14:37:26,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 14:37:26,541 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:37:26,541 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:37:26,542 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:37:26,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:37:26,542 INFO L82 PathProgramCache]: Analyzing trace with hash 58583561, now seen corresponding path program 1 times [2018-11-18 14:37:26,542 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:37:26,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:26,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:37:26,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:37:26,544 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:37:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:37:26,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:37:26,642 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:37:26,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:37:26,643 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:37:26,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:37:26,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:37:26,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:37:26,643 INFO L87 Difference]: Start difference. First operand 517 states and 656 transitions. Second operand 3 states. [2018-11-18 14:37:28,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:37:28,684 INFO L93 Difference]: Finished difference Result 517 states and 656 transitions. [2018-11-18 14:37:28,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:37:28,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-11-18 14:37:28,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:37:28,686 INFO L225 Difference]: With dead ends: 517 [2018-11-18 14:37:28,686 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:37:28,687 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 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 14:37:28,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:37:28,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:37:28,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:37:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:37:28,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2018-11-18 14:37:28,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:37:28,688 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:37:28,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:37:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:37:28,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:37:28,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:37:30,134 INFO L428 ceAbstractionStarter]: At program point isl6271a_initENTRY(lines 2423 2430) the Hoare annotation is: true [2018-11-18 14:37:30,134 INFO L425 ceAbstractionStarter]: For program point isl6271a_initEXIT(lines 2423 2430) no Hoare annotation was computed. [2018-11-18 14:37:30,134 INFO L425 ceAbstractionStarter]: For program point isl6271a_initFINAL(lines 2423 2430) no Hoare annotation was computed. [2018-11-18 14:37:30,134 INFO L425 ceAbstractionStarter]: For program point L3023-1(lines 3020 3024) no Hoare annotation was computed. [2018-11-18 14:37:30,134 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_mtx_of_isl_pmicEXIT(lines 3016 3028) no Hoare annotation was computed. [2018-11-18 14:37:30,135 INFO L421 ceAbstractionStarter]: At program point L3023(line 3023) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,135 INFO L425 ceAbstractionStarter]: For program point L3020(lines 3020 3024) no Hoare annotation was computed. [2018-11-18 14:37:30,135 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_lock_mtx_of_isl_pmicENTRY(lines 3016 3028) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,135 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_mtx_of_isl_pmicFINAL(lines 3016 3028) no Hoare annotation was computed. [2018-11-18 14:37:30,135 INFO L428 ceAbstractionStarter]: At program point L2401(lines 2391 2407) the Hoare annotation is: true [2018-11-18 14:37:30,135 INFO L428 ceAbstractionStarter]: At program point L2399(lines 2391 2407) the Hoare annotation is: true [2018-11-18 14:37:30,135 INFO L428 ceAbstractionStarter]: At program point isl6271a_removeENTRY(lines 2386 2408) the Hoare annotation is: true [2018-11-18 14:37:30,135 INFO L428 ceAbstractionStarter]: At program point L2392(line 2392) the Hoare annotation is: true [2018-11-18 14:37:30,135 INFO L425 ceAbstractionStarter]: For program point isl6271a_removeEXIT(lines 2386 2408) no Hoare annotation was computed. [2018-11-18 14:37:30,135 INFO L425 ceAbstractionStarter]: For program point L2392-1(line 2392) no Hoare annotation was computed. [2018-11-18 14:37:30,135 INFO L425 ceAbstractionStarter]: For program point isl6271a_removeFINAL(lines 2386 2408) no Hoare annotation was computed. [2018-11-18 14:37:30,135 INFO L428 ceAbstractionStarter]: At program point L2403(lines 2391 2407) the Hoare annotation is: true [2018-11-18 14:37:30,136 INFO L428 ceAbstractionStarter]: At program point L2240(line 2240) the Hoare annotation is: true [2018-11-18 14:37:30,136 INFO L425 ceAbstractionStarter]: For program point i2c_get_functionalityFINAL(lines 2236 2243) no Hoare annotation was computed. [2018-11-18 14:37:30,136 INFO L425 ceAbstractionStarter]: For program point L2240-1(line 2240) no Hoare annotation was computed. [2018-11-18 14:37:30,136 INFO L428 ceAbstractionStarter]: At program point i2c_get_functionalityENTRY(lines 2236 2243) the Hoare annotation is: true [2018-11-18 14:37:30,136 INFO L425 ceAbstractionStarter]: For program point i2c_get_functionalityEXIT(lines 2236 2243) no Hoare annotation was computed. [2018-11-18 14:37:30,136 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_unlock_9ENTRY(lines 2695 2703) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,136 INFO L425 ceAbstractionStarter]: For program point L2699-1(line 2699) no Hoare annotation was computed. [2018-11-18 14:37:30,136 INFO L421 ceAbstractionStarter]: At program point L2699(line 2699) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,136 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_9EXIT(lines 2695 2703) no Hoare annotation was computed. [2018-11-18 14:37:30,136 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_9FINAL(lines 2695 2703) no Hoare annotation was computed. [2018-11-18 14:37:30,136 INFO L421 ceAbstractionStarter]: At program point L2529(lines 2459 2617) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,137 INFO L421 ceAbstractionStarter]: At program point L2488(line 2488) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 2452 2618) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2488-1(line 2488) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L421 ceAbstractionStarter]: At program point L2612(lines 2459 2617) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2546(lines 2546 2587) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2472(lines 2472 2497) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2506(lines 2506 2539) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2473(line 2473) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2589(line 2589) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2548(lines 2548 2583) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point L2581(line 2581) no Hoare annotation was computed. [2018-11-18 14:37:30,137 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 2452 2618) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2573(line 2573) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2474(lines 2474 2484) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2507(line 2507) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2565(line 2565) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2590(lines 2590 2607) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 2452 2618) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (not (= 0 |old(~ldv_state_variable_3~0)|)) (and (= ~ldv_retval_1~0 0) (= ~ldv_state_variable_3~0 0))) [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2557(line 2557) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2615(line 2615) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2516(line 2516) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2549(line 2549) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2574(lines 2574 2579) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2508(lines 2508 2514) no Hoare annotation was computed. [2018-11-18 14:37:30,138 INFO L425 ceAbstractionStarter]: For program point L2475-1(line 2475) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L421 ceAbstractionStarter]: At program point L2475(line 2475) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2566(lines 2566 2571) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2558(lines 2558 2563) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2550(lines 2550 2555) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2517(lines 2517 2535) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2575-1(line 2575) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L421 ceAbstractionStarter]: At program point L2575(line 2575) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2476(lines 2476 2481) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2509-1(line 2509) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L421 ceAbstractionStarter]: At program point L2509(line 2509) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2567-1(line 2567) no Hoare annotation was computed. [2018-11-18 14:37:30,139 INFO L421 ceAbstractionStarter]: At program point L2567(line 2567) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_3~0)|))) [2018-11-18 14:37:30,139 INFO L425 ceAbstractionStarter]: For program point L2468(lines 2468 2611) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2592(lines 2592 2603) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L421 ceAbstractionStarter]: At program point L2460(line 2460) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (not (= 0 |old(~ldv_state_variable_3~0)|)) (and (= ~ldv_retval_1~0 0) (= ~ldv_state_variable_3~0 0))) [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2460-1(line 2460) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L421 ceAbstractionStarter]: At program point L2518(line 2518) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (= ~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_3~0)|))) [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2518-1(line 2518) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2609(line 2609) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2601(line 2601) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2469(line 2469) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2593(line 2593) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2486(line 2486) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2519(lines 2519 2526) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2519-2(lines 2517 2533) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2470(lines 2470 2501) no Hoare annotation was computed. [2018-11-18 14:37:30,140 INFO L425 ceAbstractionStarter]: For program point L2503(line 2503) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2594(lines 2594 2599) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2495(line 2495) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2487(lines 2487 2493) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2545(line 2545) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2504(lines 2504 2543) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2537(line 2537) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point L2717-1(line 2717) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L421 ceAbstractionStarter]: At program point L2717(line 2717) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,141 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_unlock_11ENTRY(lines 2713 2721) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_11FINAL(lines 2713 2721) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_11EXIT(lines 2713 2721) no Hoare annotation was computed. [2018-11-18 14:37:30,141 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_10EXIT(lines 2704 2712) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L421 ceAbstractionStarter]: At program point L2708(line 2708) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,142 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_lock_10ENTRY(lines 2704 2712) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point L2708-1(line 2708) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_10FINAL(lines 2704 2712) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~~u32~0FINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~~u32~0EXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L428 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~~u32~0ENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 2723 2729) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 2723 2729) the Hoare annotation is: true [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2727) no Hoare annotation was computed. [2018-11-18 14:37:30,142 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 2723 2729) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_lock_8ENTRY(lines 2686 2694) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point L2690-1(line 2690) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_8EXIT(lines 2686 2694) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_lock_8FINAL(lines 2686 2694) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L421 ceAbstractionStarter]: At program point L2690(line 2690) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,143 INFO L428 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 3211 3221) the Hoare annotation is: true [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 3211 3221) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 3211 3221) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L428 ceAbstractionStarter]: At program point L2366(lines 2315 2384) the Hoare annotation is: true [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point isl6271a_probeEXIT(lines 2303 2385) no Hoare annotation was computed. [2018-11-18 14:37:30,143 INFO L428 ceAbstractionStarter]: At program point L2364(lines 2315 2384) the Hoare annotation is: true [2018-11-18 14:37:30,143 INFO L425 ceAbstractionStarter]: For program point L2333(lines 2333 2337) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L428 ceAbstractionStarter]: At program point L2362(lines 2315 2384) the Hoare annotation is: true [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2325-1(line 2325) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L428 ceAbstractionStarter]: At program point L2325(line 2325) the Hoare annotation is: true [2018-11-18 14:37:30,144 INFO L428 ceAbstractionStarter]: At program point L2352(line 2352) the Hoare annotation is: true [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2352-1(line 2352) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2344(lines 2344 2348) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2377(lines 2377 2381) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2344-2(lines 2344 2348) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L428 ceAbstractionStarter]: At program point L2375(lines 2315 2384) the Hoare annotation is: true [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point isl6271a_probeFINAL(lines 2303 2385) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2369(line 2369) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L425 ceAbstractionStarter]: For program point L2326(lines 2326 2330) no Hoare annotation was computed. [2018-11-18 14:37:30,144 INFO L428 ceAbstractionStarter]: At program point isl6271a_probeENTRY(lines 2303 2385) the Hoare annotation is: true [2018-11-18 14:37:30,145 INFO L425 ceAbstractionStarter]: For program point L2355-1(line 2355) no Hoare annotation was computed. [2018-11-18 14:37:30,145 INFO L428 ceAbstractionStarter]: At program point L2355(line 2355) the Hoare annotation is: true [2018-11-18 14:37:30,145 INFO L425 ceAbstractionStarter]: For program point L2353(lines 2353 2360) no Hoare annotation was computed. [2018-11-18 14:37:30,145 INFO L428 ceAbstractionStarter]: At program point L2380(lines 2315 2384) the Hoare annotation is: true [2018-11-18 14:37:30,145 INFO L428 ceAbstractionStarter]: At program point L2378(lines 2315 2384) the Hoare annotation is: true [2018-11-18 14:37:30,145 INFO L425 ceAbstractionStarter]: For program point isl6271a_set_voltage_selFINAL(lines 2271 2289) no Hoare annotation was computed. [2018-11-18 14:37:30,145 INFO L425 ceAbstractionStarter]: For program point L2286(line 2286) no Hoare annotation was computed. [2018-11-18 14:37:30,145 INFO L421 ceAbstractionStarter]: At program point isl6271a_set_voltage_selENTRY(lines 2271 2289) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,145 INFO L425 ceAbstractionStarter]: For program point L2281(lines 2281 2285) no Hoare annotation was computed. [2018-11-18 14:37:30,145 INFO L425 ceAbstractionStarter]: For program point L2279-1(line 2279) no Hoare annotation was computed. [2018-11-18 14:37:30,145 INFO L421 ceAbstractionStarter]: At program point L2279(line 2279) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,145 INFO L421 ceAbstractionStarter]: At program point L2281-2(lines 2281 2285) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point isl6271a_set_voltage_selEXIT(lines 2271 2289) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 2731 2737) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 2731 2737) the Hoare annotation is: true [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 2731 2737) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point i2c_get_clientdataFINAL(lines 2218 2225) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point i2c_get_clientdataEXIT(lines 2218 2225) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L428 ceAbstractionStarter]: At program point i2c_get_clientdataENTRY(lines 2218 2225) the Hoare annotation is: true [2018-11-18 14:37:30,146 INFO L428 ceAbstractionStarter]: At program point isl6271a_cleanupENTRY(lines 2431 2438) the Hoare annotation is: true [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point isl6271a_cleanupEXIT(lines 2431 2438) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point isl6271a_cleanupFINAL(lines 2431 2438) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L425 ceAbstractionStarter]: For program point L3089-1(lines 3086 3090) no Hoare annotation was computed. [2018-11-18 14:37:30,146 INFO L421 ceAbstractionStarter]: At program point ldv_mutex_unlock_mtx_of_isl_pmicENTRY(lines 3082 3094) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,147 INFO L421 ceAbstractionStarter]: At program point L3089(line 3089) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (not (= 2 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point L3086(lines 3086 3090) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_mtx_of_isl_pmicEXIT(lines 3082 3094) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point ldv_mutex_unlock_mtx_of_isl_pmicFINAL(lines 3082 3094) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L428 ceAbstractionStarter]: At program point L2248(line 2248) the Hoare annotation is: true [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point i2c_check_functionalityEXIT(lines 2244 2251) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point L2248-1(line 2248) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L428 ceAbstractionStarter]: At program point i2c_check_functionalityENTRY(lines 2244 2251) the Hoare annotation is: true [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point i2c_check_functionalityFINAL(lines 2244 2251) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 2160 2166) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L428 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 2160 2166) the Hoare annotation is: true [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 2160 2166) no Hoare annotation was computed. [2018-11-18 14:37:30,147 INFO L421 ceAbstractionStarter]: At program point isl6271a_get_voltage_selENTRY(lines 2252 2270) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,147 INFO L425 ceAbstractionStarter]: For program point L2267(line 2267) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point isl6271a_get_voltage_selFINAL(lines 2252 2270) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point L2262(lines 2262 2266) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point isl6271a_get_voltage_selEXIT(lines 2252 2270) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L421 ceAbstractionStarter]: At program point L2260(line 2260) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= ~ldv_mutex_mtx_of_isl_pmic~0 1) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,148 INFO L421 ceAbstractionStarter]: At program point L2262-2(lines 2262 2266) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 |old(~ldv_mutex_mtx_of_isl_pmic~0)|)) (not (= 0 ~ldv_retval_1~0)) (= 2 ~ldv_mutex_mtx_of_isl_pmic~0) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point L2260-1(line 2260) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point i2c_set_clientdataEXIT(lines 2226 2233) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L428 ceAbstractionStarter]: At program point i2c_set_clientdataENTRY(lines 2226 2233) the Hoare annotation is: true [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point i2c_set_clientdataFINAL(lines 2226 2233) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:37:30,148 INFO L425 ceAbstractionStarter]: For program point L3229-1(lines 3225 3247) no Hoare annotation was computed. [2018-11-18 14:37:30,149 INFO L421 ceAbstractionStarter]: At program point L3229(line 3229) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mtx_of_isl_pmic~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,149 INFO L421 ceAbstractionStarter]: At program point L3244(line 3244) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mtx_of_isl_pmic~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,149 INFO L425 ceAbstractionStarter]: For program point L3244-1(lines 3222 3248) no Hoare annotation was computed. [2018-11-18 14:37:30,149 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 3222 3248) no Hoare annotation was computed. [2018-11-18 14:37:30,149 INFO L421 ceAbstractionStarter]: At program point L3234(line 3234) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mtx_of_isl_pmic~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,149 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 3222 3248) the Hoare annotation is: true [2018-11-18 14:37:30,149 INFO L425 ceAbstractionStarter]: For program point L3234-1(lines 3225 3247) no Hoare annotation was computed. [2018-11-18 14:37:30,149 INFO L425 ceAbstractionStarter]: For program point L3239-1(lines 3225 3247) no Hoare annotation was computed. [2018-11-18 14:37:30,149 INFO L421 ceAbstractionStarter]: At program point L3239(line 3239) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mtx_of_isl_pmic~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 14:37:30,149 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:37:30,149 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_retval_1~0 0) (= ~ldv_state_variable_3~0 0)) [2018-11-18 14:37:30,149 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:37:30,149 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:37:30,150 INFO L428 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 2167 2174) the Hoare annotation is: true [2018-11-18 14:37:30,150 INFO L425 ceAbstractionStarter]: For program point L2171-1(line 2171) no Hoare annotation was computed. [2018-11-18 14:37:30,150 INFO L425 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 2167 2174) no Hoare annotation was computed. [2018-11-18 14:37:30,150 INFO L428 ceAbstractionStarter]: At program point L2171(line 2171) the Hoare annotation is: true [2018-11-18 14:37:30,150 INFO L425 ceAbstractionStarter]: For program point IS_ERREXIT(lines 2167 2174) no Hoare annotation was computed. [2018-11-18 14:37:30,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:37:30 BoogieIcfgContainer [2018-11-18 14:37:30,161 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:37:30,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:37:30,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:37:30,162 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:37:30,162 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:37:14" (3/4) ... [2018-11-18 14:37:30,166 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:37:30,172 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isl6271a_init [2018-11-18 14:37:30,172 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_mtx_of_isl_pmic [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isl6271a_remove [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure i2c_get_functionality [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_9 [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_11 [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_10 [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~~u32~0 [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_8 [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-18 14:37:30,173 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isl6271a_probe [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isl6271a_set_voltage_sel [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure i2c_get_clientdata [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isl6271a_cleanup [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_mtx_of_isl_pmic [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure i2c_check_functionality [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isl6271a_get_voltage_sel [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure i2c_set_clientdata [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:37:30,174 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-18 14:37:30,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-18 14:37:30,190 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 196 nodes and edges [2018-11-18 14:37:30,190 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 83 nodes and edges [2018-11-18 14:37:30,191 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 14:37:30,192 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:37:30,192 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 14:37:30,193 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 14:37:30,193 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 14:37:30,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(ldv_retval_1)) || ((((ldv_mutex_mutex_of_device == 1 && ldv_retval_1 == 0) && ldv_mutex_mtx_of_isl_pmic == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1)) || !(0 == \old(ldv_state_variable_3)) [2018-11-18 14:37:30,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(ldv_retval_1)) || (((ldv_mutex_mutex_of_device == 1 && ldv_mutex_mtx_of_isl_pmic == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1)) || !(0 == \old(ldv_state_variable_3)) [2018-11-18 14:37:30,273 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_542b304e-b791-4ff7-8526-dd4e638d411a/bin-2019/utaipan/witness.graphml [2018-11-18 14:37:30,273 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:37:30,274 INFO L168 Benchmark]: Toolchain (without parser) took 19679.64 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 328.2 MB). Free memory was 957.6 MB in the beginning and 907.7 MB in the end (delta: 50.0 MB). Peak memory consumption was 378.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:30,275 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:37:30,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 959.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -47.3 MB). Peak memory consumption was 159.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:30,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:37:30,275 INFO L168 Benchmark]: Boogie Preprocessor took 61.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:30,276 INFO L168 Benchmark]: RCFGBuilder took 3272.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.3 MB). Free memory was 999.2 MB in the beginning and 1.1 GB in the end (delta: -57.7 MB). Peak memory consumption was 148.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:30,276 INFO L168 Benchmark]: TraceAbstraction took 15231.18 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 76.5 MB). Free memory was 1.1 GB in the beginning and 924.9 MB in the end (delta: 132.1 MB). Peak memory consumption was 208.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:30,276 INFO L168 Benchmark]: Witness Printer took 111.25 ms. Allocated memory is still 1.4 GB. Free memory was 924.9 MB in the beginning and 907.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:37:30,278 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 959.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -47.3 MB). Peak memory consumption was 159.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3272.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.3 MB). Free memory was 999.2 MB in the beginning and 1.1 GB in the end (delta: -57.7 MB). Peak memory consumption was 148.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15231.18 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 76.5 MB). Free memory was 1.1 GB in the beginning and 924.9 MB in the end (delta: 132.1 MB). Peak memory consumption was 208.6 MB. Max. memory is 11.5 GB. * Witness Printer took 111.25 ms. Allocated memory is still 1.4 GB. Free memory was 924.9 MB in the beginning and 907.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2727]: 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: 2391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2459]: Loop Invariant Derived loop invariant: (!(0 == \old(ldv_retval_1)) || ((((ldv_mutex_mutex_of_device == 1 && ldv_retval_1 == 0) && ldv_mutex_mtx_of_isl_pmic == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1)) || !(0 == \old(ldv_state_variable_3)) - InvariantResult [Line: 2315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2459]: Loop Invariant Derived loop invariant: (!(0 == \old(ldv_retval_1)) || (((ldv_mutex_mutex_of_device == 1 && ldv_mutex_mtx_of_isl_pmic == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1)) || !(0 == \old(ldv_state_variable_3)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 197 locations, 1 error locations. SAFE Result, 15.1s OverallTime, 8 OverallIterations, 2 TraceHistogramMax, 12.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1914 SDtfs, 1392 SDslu, 688 SDs, 0 SdLazy, 40 SolverSat, 9 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=532occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 33 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 355 PreInvPairs, 379 NumberOfFragments, 766 HoareAnnotationTreeSize, 355 FomulaSimplifications, 246 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 66 FomulaSimplificationsInter, 5731 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 14800 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...