./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/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 e9c597241104784b7bb246ddaf1f664872126ada .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/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 e9c597241104784b7bb246ddaf1f664872126ada ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:31:52,564 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:31:52,565 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:31:52,573 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:31:52,573 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:31:52,573 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:31:52,574 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:31:52,575 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:31:52,576 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:31:52,577 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:31:52,577 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:31:52,578 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:31:52,578 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:31:52,579 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:31:52,579 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:31:52,580 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:31:52,581 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:31:52,582 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:31:52,583 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:31:52,584 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:31:52,585 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:31:52,586 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:31:52,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:31:52,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:31:52,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:31:52,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:31:52,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:31:52,589 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:31:52,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:31:52,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:31:52,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:31:52,591 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:31:52,591 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:31:52,591 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:31:52,592 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:31:52,593 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:31:52,593 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 12:31:52,602 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:31:52,603 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:31:52,603 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:31:52,603 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:31:52,603 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:31:52,604 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 12:31:52,604 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 12:31:52,605 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:31:52,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:31:52,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:31:52,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:31:52,606 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:31:52,606 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:31:52,606 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:31:52,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:31:52,606 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:31:52,606 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:31:52,606 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:31:52,607 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:31:52,607 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:31:52,607 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:31:52,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:31:52,607 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:31:52,607 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:31:52,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:31:52,608 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 12:31:52,608 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:31:52,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:31:52,608 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:31:52,608 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 12:31:52,608 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_4edd5b85-c94e-43da-aac5-b61c8b053951/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 -> e9c597241104784b7bb246ddaf1f664872126ada [2018-11-23 12:31:52,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:31:52,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:31:52,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:31:52,640 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:31:52,640 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:31:52,641 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 12:31:52,675 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/d32ca0934/e336f9375dff4031aebab92f6f5eccbc/FLAG9747901fa [2018-11-23 12:31:53,115 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:31:53,115 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 12:31:53,132 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/d32ca0934/e336f9375dff4031aebab92f6f5eccbc/FLAG9747901fa [2018-11-23 12:31:53,141 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/d32ca0934/e336f9375dff4031aebab92f6f5eccbc [2018-11-23 12:31:53,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:31:53,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:31:53,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:31:53,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:31:53,146 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:31:53,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:53" (1/1) ... [2018-11-23 12:31:53,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be3ffa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53, skipping insertion in model container [2018-11-23 12:31:53,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:53" (1/1) ... [2018-11-23 12:31:53,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:31:53,213 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:31:54,024 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:31:54,037 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:31:54,206 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:31:54,277 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:31:54,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54 WrapperNode [2018-11-23 12:31:54,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:31:54,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:31:54,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:31:54,278 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:31:54,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:31:54,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:31:54,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:31:54,336 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:31:54,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... [2018-11-23 12:31:54,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:31:54,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:31:54,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:31:54,511 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:31:54,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/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 [2018-11-23 12:31:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-23 12:31:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-23 12:31:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 12:31:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-23 12:31:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-23 12:31:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 12:31:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2018-11-23 12:31:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2018-11-23 12:31:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2018-11-23 12:31:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2018-11-23 12:31:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2018-11-23 12:31:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:31:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2018-11-23 12:31:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2018-11-23 12:31:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 12:31:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 12:31:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 12:31:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:31:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 12:31:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 12:31:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_register_device_handler_30 [2018-11-23 12:31:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_register_device_handler_30 [2018-11-23 12:31:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2018-11-23 12:31:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2018-11-23 12:31:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 12:31:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 12:31:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_select [2018-11-23 12:31:54,554 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_select [2018-11-23 12:31:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_tpgs [2018-11-23 12:31:54,554 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_tpgs [2018-11-23 12:31:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-23 12:31:54,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-23 12:31:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2018-11-23 12:31:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure mode_select_handle_sense [2018-11-23 12:31:54,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_select_handle_sense [2018-11-23 12:31:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_failover_get [2018-11-23 12:31:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_failover_get [2018-11-23 12:31:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_data [2018-11-23 12:31:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_data [2018-11-23 12:31:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure release_controller [2018-11-23 12:31:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure release_controller [2018-11-23 12:31:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-23 12:31:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-23 12:31:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2018-11-23 12:31:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2018-11-23 12:31:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2018-11-23 12:31:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2018-11-23 12:31:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2018-11-23 12:31:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 12:31:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-23 12:31:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-23 12:31:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_check_sense [2018-11-23 12:31:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_check_sense [2018-11-23 12:31:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:31:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 12:31:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 12:31:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2018-11-23 12:31:54,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2018-11-23 12:31:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure send_mode_select [2018-11-23 12:31:54,559 INFO L138 BoogieDeclarations]: Found implementation of procedure send_mode_select [2018-11-23 12:31:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2018-11-23 12:31:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2018-11-23 12:31:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 12:31:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 12:31:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 12:31:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 12:31:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-23 12:31:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-23 12:31:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_controller [2018-11-23 12:31:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure get_controller [2018-11-23 12:31:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:31:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:31:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2018-11-23 12:31:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2018-11-23 12:31:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-23 12:31:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-23 12:31:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 12:31:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 12:31:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_set_block_pc [2018-11-23 12:31:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unregister_device_handler [2018-11-23 12:31:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_device_handler_2 [2018-11-23 12:31:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_device_handler_2 [2018-11-23 12:31:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-23 12:31:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-23 12:31:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure queue_mode_select [2018-11-23 12:31:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_mode_select [2018-11-23 12:31:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-23 12:31:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_activate [2018-11-23 12:31:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_activate [2018-11-23 12:31:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_attach [2018-11-23 12:31:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_attach [2018-11-23 12:31:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure submit_inquiry [2018-11-23 12:31:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_inquiry [2018-11-23 12:31:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2018-11-23 12:31:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2018-11-23 12:31:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_detach [2018-11-23 12:31:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_detach [2018-11-23 12:31:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure initialize_controller [2018-11-23 12:31:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure initialize_controller [2018-11-23 12:31:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:31:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:31:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-23 12:31:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-23 12:31:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 12:31:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_match [2018-11-23 12:31:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_match [2018-11-23 12:31:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-23 12:31:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-23 12:31:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-23 12:31:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-11-23 12:31:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:31:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:31:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2018-11-23 12:31:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2018-11-23 12:31:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_init [2018-11-23 12:31:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_init [2018-11-23 12:31:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 12:31:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2018-11-23 12:31:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2018-11-23 12:31:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2018-11-23 12:31:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2018-11-23 12:31:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2018-11-23 12:31:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_32 [2018-11-23 12:31:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_32 [2018-11-23 12:31:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_exit [2018-11-23 12:31:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_exit [2018-11-23 12:31:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-23 12:31:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-23 12:31:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-23 12:31:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-23 12:31:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2018-11-23 12:31:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2018-11-23 12:31:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_register_device_handler [2018-11-23 12:31:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure check_ownership [2018-11-23 12:31:54,569 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ownership [2018-11-23 12:31:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_kern [2018-11-23 12:31:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_normalize_sense [2018-11-23 12:31:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-23 12:31:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-11-23 12:31:54,569 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-11-23 12:31:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2018-11-23 12:31:54,570 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2018-11-23 12:31:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2018-11-23 12:31:54,570 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2018-11-23 12:31:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:31:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 12:31:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2018-11-23 12:31:54,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2018-11-23 12:31:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2018-11-23 12:31:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2018-11-23 12:31:54,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2018-11-23 12:31:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_req [2018-11-23 12:31:54,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_req [2018-11-23 12:31:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_lun_info [2018-11-23 12:31:54,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lun_info [2018-11-23 12:31:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 12:31:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-23 12:31:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2018-11-23 12:31:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_request [2018-11-23 12:31:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 12:31:54,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 12:31:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-23 12:31:54,572 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-23 12:31:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_29 [2018-11-23 12:31:54,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_29 [2018-11-23 12:31:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2018-11-23 12:31:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-23 12:31:54,573 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-23 12:31:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-23 12:31:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 12:31:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_device_handler_31 [2018-11-23 12:31:54,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_device_handler_31 [2018-11-23 12:31:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_device_handler_33 [2018-11-23 12:31:54,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_device_handler_33 [2018-11-23 12:31:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2018-11-23 12:31:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2018-11-23 12:31:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2018-11-23 12:31:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 12:31:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:31:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:31:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_prep_fn [2018-11-23 12:31:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_prep_fn [2018-11-23 12:31:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-23 12:31:54,575 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-23 12:32:20,015 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:32:20,016 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 12:32:20,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:32:20 BoogieIcfgContainer [2018-11-23 12:32:20,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:32:20,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:32:20,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:32:20,019 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:32:20,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:31:53" (1/3) ... [2018-11-23 12:32:20,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113223e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:32:20, skipping insertion in model container [2018-11-23 12:32:20,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:54" (2/3) ... [2018-11-23 12:32:20,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113223e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:32:20, skipping insertion in model container [2018-11-23 12:32:20,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:32:20" (3/3) ... [2018-11-23 12:32:20,022 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 12:32:20,030 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:32:20,037 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:32:20,051 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:32:20,080 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:32:20,081 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:32:20,081 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:32:20,081 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:32:20,081 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:32:20,081 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:32:20,081 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:32:20,082 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:32:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states. [2018-11-23 12:32:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 12:32:20,114 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:32:20,115 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:32:20,116 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:32:20,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:32:20,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1788068209, now seen corresponding path program 1 times [2018-11-23 12:32:20,123 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:32:20,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:20,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:32:20,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:20,172 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:32:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:32:20,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 12:32:20,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:32:20,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:32:20,517 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:32:20,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:32:20,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:32:20,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:32:20,535 INFO L87 Difference]: Start difference. First operand 676 states. Second operand 3 states. [2018-11-23 12:32:20,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:32:20,757 INFO L93 Difference]: Finished difference Result 1581 states and 2124 transitions. [2018-11-23 12:32:20,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:32:20,758 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-11-23 12:32:20,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:32:20,775 INFO L225 Difference]: With dead ends: 1581 [2018-11-23 12:32:20,775 INFO L226 Difference]: Without dead ends: 862 [2018-11-23 12:32:20,781 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:32:20,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2018-11-23 12:32:20,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 860. [2018-11-23 12:32:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 860 states. [2018-11-23 12:32:20,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1141 transitions. [2018-11-23 12:32:20,861 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1141 transitions. Word has length 70 [2018-11-23 12:32:20,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:32:20,861 INFO L480 AbstractCegarLoop]: Abstraction has 860 states and 1141 transitions. [2018-11-23 12:32:20,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:32:20,861 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1141 transitions. [2018-11-23 12:32:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:32:20,866 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:32:20,866 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:32:20,866 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:32:20,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:32:20,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1155177650, now seen corresponding path program 1 times [2018-11-23 12:32:20,867 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:32:20,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:20,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:32:20,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:20,871 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:32:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:32:21,064 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 12:32:21,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:32:21,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:32:21,065 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:32:21,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:32:21,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:32:21,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:32:21,067 INFO L87 Difference]: Start difference. First operand 860 states and 1141 transitions. Second operand 6 states. [2018-11-23 12:32:21,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:32:21,168 INFO L93 Difference]: Finished difference Result 1699 states and 2261 transitions. [2018-11-23 12:32:21,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:32:21,169 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2018-11-23 12:32:21,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:32:21,173 INFO L225 Difference]: With dead ends: 1699 [2018-11-23 12:32:21,173 INFO L226 Difference]: Without dead ends: 871 [2018-11-23 12:32:21,176 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:32:21,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2018-11-23 12:32:21,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 871. [2018-11-23 12:32:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 871 states. [2018-11-23 12:32:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1152 transitions. [2018-11-23 12:32:21,211 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1152 transitions. Word has length 107 [2018-11-23 12:32:21,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:32:21,211 INFO L480 AbstractCegarLoop]: Abstraction has 871 states and 1152 transitions. [2018-11-23 12:32:21,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:32:21,211 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1152 transitions. [2018-11-23 12:32:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 12:32:21,214 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:32:21,214 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:32:21,214 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:32:21,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:32:21,215 INFO L82 PathProgramCache]: Analyzing trace with hash -739903849, now seen corresponding path program 1 times [2018-11-23 12:32:21,215 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:32:21,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:21,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:32:21,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:21,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:32:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:32:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 12:32:21,398 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:32:21,398 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:32:21,398 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:32:21,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:32:21,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:32:21,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:32:21,399 INFO L87 Difference]: Start difference. First operand 871 states and 1152 transitions. Second operand 3 states. [2018-11-23 12:32:21,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:32:21,449 INFO L93 Difference]: Finished difference Result 952 states and 1262 transitions. [2018-11-23 12:32:21,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:32:21,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-23 12:32:21,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:32:21,454 INFO L225 Difference]: With dead ends: 952 [2018-11-23 12:32:21,454 INFO L226 Difference]: Without dead ends: 949 [2018-11-23 12:32:21,455 INFO L631 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 [2018-11-23 12:32:21,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-11-23 12:32:21,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 928. [2018-11-23 12:32:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 928 states. [2018-11-23 12:32:21,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1231 transitions. [2018-11-23 12:32:21,482 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1231 transitions. Word has length 108 [2018-11-23 12:32:21,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:32:21,482 INFO L480 AbstractCegarLoop]: Abstraction has 928 states and 1231 transitions. [2018-11-23 12:32:21,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:32:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1231 transitions. [2018-11-23 12:32:21,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 12:32:21,487 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:32:21,487 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:32:21,488 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:32:21,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:32:21,488 INFO L82 PathProgramCache]: Analyzing trace with hash 65120681, now seen corresponding path program 1 times [2018-11-23 12:32:21,488 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:32:21,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:21,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:32:21,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:21,490 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:32:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:32:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 12:32:21,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:32:21,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:32:21,864 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:32:21,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:32:21,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:32:21,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:32:21,865 INFO L87 Difference]: Start difference. First operand 928 states and 1231 transitions. Second operand 6 states. [2018-11-23 12:32:24,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:32:24,295 INFO L93 Difference]: Finished difference Result 1833 states and 2438 transitions. [2018-11-23 12:32:24,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:32:24,296 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 197 [2018-11-23 12:32:24,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:32:24,301 INFO L225 Difference]: With dead ends: 1833 [2018-11-23 12:32:24,301 INFO L226 Difference]: Without dead ends: 937 [2018-11-23 12:32:24,304 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:32:24,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2018-11-23 12:32:24,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 933. [2018-11-23 12:32:24,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2018-11-23 12:32:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1236 transitions. [2018-11-23 12:32:24,335 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1236 transitions. Word has length 197 [2018-11-23 12:32:24,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:32:24,336 INFO L480 AbstractCegarLoop]: Abstraction has 933 states and 1236 transitions. [2018-11-23 12:32:24,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:32:24,336 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1236 transitions. [2018-11-23 12:32:24,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 12:32:24,340 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:32:24,340 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:32:24,341 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:32:24,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:32:24,341 INFO L82 PathProgramCache]: Analyzing trace with hash -680674902, now seen corresponding path program 1 times [2018-11-23 12:32:24,341 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:32:24,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:24,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:32:24,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:32:24,344 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:32:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:32:24,727 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 12:32:24,728 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:32:24,728 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 12:32:24,729 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 218 with the following transitions: [2018-11-23 12:32:24,730 INFO L202 CegarAbsIntRunner]: [59], [60], [61], [64], [69], [70], [71], [72], [73], [79], [80], [107], [108], [228], [231], [234], [236], [363], [465], [471], [472], [473], [475], [476], [477], [504], [525], [526], [529], [531], [532], [535], [537], [538], [633], [635], [641], [643], [648], [680], [682], [685], [698], [699], [742], [744], [747], [752], [769], [771], [773], [775], [777], [779], [781], [793], [796], [799], [811], [814], [817], [819], [822], [830], [849], [852], [855], [868], [881], [884], [887], [974], [975], [1025], [1027], [1032], [1039], [1041], [1042], [1080], [1081], [1251], [1252], [1253], [1255], [1258], [1271], [1272], [1274], [1277], [1281], [1284], [1288], [1291], [1295], [1298], [1305], [1313], [1315], [1317], [1321], [1322], [1323], [1326], [1327], [1328], [1331], [1361], [1363], [1364], [1383], [1384], [1399], [1427], [1428], [1431], [1447], [1448], [1449], [1450], [1473], [1474], [1477], [1478], [1479], [1493], [1494], [1513], [1514], [1515], [1516], [1517], [1521], [1522], [1523], [1524], [1525], [1526], [1527], [1528], [1529], [1530], [1535], [1536], [1543], [1567], [1568], [1605], [1606], [1607], [1608], [1609], [1610], [1611], [1612], [1613], [1614], [1615], [1616], [1617], [1618], [1619], [1620], [1629], [1630], [1631], [1635], [1636] [2018-11-23 12:32:24,768 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 12:32:24,768 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 12:32:25,672 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:217) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-11-23 12:32:25,676 INFO L168 Benchmark]: Toolchain (without parser) took 32532.16 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 952.1 MB in the beginning and 1.8 GB in the end (delta: -827.9 MB). Peak memory consumption was 678.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:32:25,677 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:32:25,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1133.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -106.8 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:32:25,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:32:25,678 INFO L168 Benchmark]: Boogie Preprocessor took 174.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:32:25,678 INFO L168 Benchmark]: RCFGBuilder took 25505.13 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -90.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-23 12:32:25,679 INFO L168 Benchmark]: TraceAbstraction took 5658.40 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 236.5 MB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -685.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:32:25,681 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1133.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -106.8 MB). Peak memory consumption was 99.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 174.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 25505.13 ms. Allocated memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -90.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * TraceAbstraction took 5658.40 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 236.5 MB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -685.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 12:32:27,093 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:32:27,094 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:32:27,102 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:32:27,102 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:32:27,103 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:32:27,103 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:32:27,104 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:32:27,105 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:32:27,106 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:32:27,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:32:27,107 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:32:27,108 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:32:27,109 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:32:27,110 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:32:27,110 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:32:27,111 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:32:27,112 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:32:27,113 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:32:27,115 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:32:27,115 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:32:27,116 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:32:27,118 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:32:27,118 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:32:27,118 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:32:27,119 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:32:27,120 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:32:27,120 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:32:27,121 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:32:27,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:32:27,122 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:32:27,122 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:32:27,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:32:27,123 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:32:27,123 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:32:27,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:32:27,125 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-23 12:32:27,135 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:32:27,135 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:32:27,136 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:32:27,136 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:32:27,136 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:32:27,136 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:32:27,136 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:32:27,137 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:32:27,137 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:32:27,137 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:32:27,137 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:32:27,137 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:32:27,138 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:32:27,138 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:32:27,138 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:32:27,138 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 12:32:27,138 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 12:32:27,139 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:32:27,139 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:32:27,140 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:32:27,140 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:32:27,140 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:32:27,140 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:32:27,140 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:32:27,140 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:32:27,140 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:32:27,140 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:32:27,141 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:32:27,141 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 12:32:27,141 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:32:27,141 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 12:32:27,141 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 12:32:27,141 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_4edd5b85-c94e-43da-aac5-b61c8b053951/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 -> e9c597241104784b7bb246ddaf1f664872126ada [2018-11-23 12:32:27,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:32:27,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:32:27,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:32:27,180 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:32:27,180 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:32:27,180 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 12:32:27,216 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/b070d4902/9922c180d276403a81a1767cb8775f8c/FLAGabc3f23e3 [2018-11-23 12:32:27,765 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:32:27,765 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 12:32:27,787 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/b070d4902/9922c180d276403a81a1767cb8775f8c/FLAGabc3f23e3 [2018-11-23 12:32:28,200 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/data/b070d4902/9922c180d276403a81a1767cb8775f8c [2018-11-23 12:32:28,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:32:28,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:32:28,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:32:28,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:32:28,206 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:32:28,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:32:28" (1/1) ... [2018-11-23 12:32:28,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b8128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:28, skipping insertion in model container [2018-11-23 12:32:28,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:32:28" (1/1) ... [2018-11-23 12:32:28,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:32:28,290 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:32:29,252 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:32:29,270 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:32:29,437 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:32:29,526 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:32:29,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29 WrapperNode [2018-11-23 12:32:29,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:32:29,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:32:29,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:32:29,527 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:32:29,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:32:29,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:32:29,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:32:29,594 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:32:29,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... [2018-11-23 12:32:29,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:32:29,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:32:29,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:32:29,793 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:32:29,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/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 [2018-11-23 12:32:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-23 12:32:29,840 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-23 12:32:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 12:32:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-23 12:32:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-23 12:32:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-23 12:32:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2018-11-23 12:32:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2018-11-23 12:32:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2018-11-23 12:32:29,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2018-11-23 12:32:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2018-11-23 12:32:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-23 12:32:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:32:29,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 12:32:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-23 12:32:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2018-11-23 12:32:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2018-11-23 12:32:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 12:32:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 12:32:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 12:32:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 12:32:29,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 12:32:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_register_device_handler_30 [2018-11-23 12:32:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_register_device_handler_30 [2018-11-23 12:32:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2018-11-23 12:32:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2018-11-23 12:32:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 12:32:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 12:32:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_select [2018-11-23 12:32:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_select [2018-11-23 12:32:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_tpgs [2018-11-23 12:32:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_tpgs [2018-11-23 12:32:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-23 12:32:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-23 12:32:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2018-11-23 12:32:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure mode_select_handle_sense [2018-11-23 12:32:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_select_handle_sense [2018-11-23 12:32:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_failover_get [2018-11-23 12:32:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_failover_get [2018-11-23 12:32:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_data [2018-11-23 12:32:29,846 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_data [2018-11-23 12:32:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure release_controller [2018-11-23 12:32:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure release_controller [2018-11-23 12:32:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-23 12:32:29,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-23 12:32:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2018-11-23 12:32:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2018-11-23 12:32:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2018-11-23 12:32:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2018-11-23 12:32:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2018-11-23 12:32:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 12:32:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-23 12:32:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-23 12:32:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_check_sense [2018-11-23 12:32:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_check_sense [2018-11-23 12:32:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 12:32:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 12:32:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2018-11-23 12:32:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2018-11-23 12:32:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-23 12:32:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure send_mode_select [2018-11-23 12:32:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure send_mode_select [2018-11-23 12:32:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-23 12:32:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-23 12:32:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-23 12:32:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2018-11-23 12:32:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2018-11-23 12:32:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 12:32:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 12:32:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 12:32:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 12:32:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-23 12:32:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-23 12:32:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure get_controller [2018-11-23 12:32:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure get_controller [2018-11-23 12:32:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:32:29,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:32:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-23 12:32:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-23 12:32:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 12:32:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 12:32:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_set_block_pc [2018-11-23 12:32:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unregister_device_handler [2018-11-23 12:32:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_device_handler_2 [2018-11-23 12:32:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_device_handler_2 [2018-11-23 12:32:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-23 12:32:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-23 12:32:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure queue_mode_select [2018-11-23 12:32:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_mode_select [2018-11-23 12:32:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-23 12:32:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_activate [2018-11-23 12:32:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_activate [2018-11-23 12:32:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_attach [2018-11-23 12:32:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_attach [2018-11-23 12:32:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure submit_inquiry [2018-11-23 12:32:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_inquiry [2018-11-23 12:32:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2018-11-23 12:32:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2018-11-23 12:32:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_detach [2018-11-23 12:32:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_detach [2018-11-23 12:32:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure initialize_controller [2018-11-23 12:32:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure initialize_controller [2018-11-23 12:32:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:32:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:32:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-23 12:32:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-23 12:32:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 12:32:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_match [2018-11-23 12:32:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_match [2018-11-23 12:32:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-23 12:32:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-23 12:32:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2018-11-23 12:32:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2018-11-23 12:32:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-23 12:32:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-11-23 12:32:29,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:32:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:32:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2018-11-23 12:32:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2018-11-23 12:32:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_init [2018-11-23 12:32:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_init [2018-11-23 12:32:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 12:32:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2018-11-23 12:32:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2018-11-23 12:32:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2018-11-23 12:32:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2018-11-23 12:32:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2018-11-23 12:32:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_32 [2018-11-23 12:32:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_32 [2018-11-23 12:32:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_exit [2018-11-23 12:32:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_exit [2018-11-23 12:32:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-23 12:32:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-23 12:32:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-23 12:32:29,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-23 12:32:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2018-11-23 12:32:29,861 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2018-11-23 12:32:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_register_device_handler [2018-11-23 12:32:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure check_ownership [2018-11-23 12:32:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ownership [2018-11-23 12:32:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_kern [2018-11-23 12:32:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_normalize_sense [2018-11-23 12:32:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-23 12:32:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-11-23 12:32:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-11-23 12:32:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-23 12:32:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2018-11-23 12:32:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2018-11-23 12:32:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-23 12:32:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-23 12:32:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2018-11-23 12:32:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2018-11-23 12:32:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:32:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 12:32:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 12:32:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2018-11-23 12:32:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2018-11-23 12:32:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2018-11-23 12:32:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2018-11-23 12:32:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2018-11-23 12:32:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_req [2018-11-23 12:32:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_req [2018-11-23 12:32:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure get_lun_info [2018-11-23 12:32:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lun_info [2018-11-23 12:32:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 12:32:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_request [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 12:32:29,866 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 12:32:29,866 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-23 12:32:29,867 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-23 12:32:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_29 [2018-11-23 12:32:29,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_29 [2018-11-23 12:32:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2018-11-23 12:32:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-23 12:32:29,867 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-23 12:32:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-23 12:32:29,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_device_handler_31 [2018-11-23 12:32:29,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_device_handler_31 [2018-11-23 12:32:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_device_handler_33 [2018-11-23 12:32:29,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_device_handler_33 [2018-11-23 12:32:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2018-11-23 12:32:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2018-11-23 12:32:29,868 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2018-11-23 12:32:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 12:32:29,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:32:29,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:32:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_prep_fn [2018-11-23 12:32:29,869 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_prep_fn [2018-11-23 12:32:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-23 12:32:29,869 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-23 12:33:00,947 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:33:00,947 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 12:33:00,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:00 BoogieIcfgContainer [2018-11-23 12:33:00,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:33:00,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:33:00,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:33:00,951 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:33:00,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:32:28" (1/3) ... [2018-11-23 12:33:00,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@688ea9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:33:00, skipping insertion in model container [2018-11-23 12:33:00,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:32:29" (2/3) ... [2018-11-23 12:33:00,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@688ea9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:33:00, skipping insertion in model container [2018-11-23 12:33:00,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:00" (3/3) ... [2018-11-23 12:33:00,954 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point_true-unreach-call.cil.out.c [2018-11-23 12:33:00,962 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:33:00,968 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:33:00,982 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:33:01,003 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:33:01,004 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:33:01,004 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:33:01,004 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:33:01,004 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:33:01,004 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:33:01,004 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:33:01,004 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:33:01,005 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:33:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states. [2018-11-23 12:33:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 12:33:01,033 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:01,034 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:01,035 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:01,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:01,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1082614891, now seen corresponding path program 1 times [2018-11-23 12:33:01,042 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:01,042 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:01,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:01,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:01,472 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 12:33:01,472 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:01,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:01,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:33:01,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:33:01,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:33:01,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:33:01,493 INFO L87 Difference]: Start difference. First operand 676 states. Second operand 3 states. [2018-11-23 12:33:01,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:01,970 INFO L93 Difference]: Finished difference Result 1581 states and 2124 transitions. [2018-11-23 12:33:01,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:33:01,972 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-11-23 12:33:01,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:01,988 INFO L225 Difference]: With dead ends: 1581 [2018-11-23 12:33:01,988 INFO L226 Difference]: Without dead ends: 862 [2018-11-23 12:33:01,994 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:33:02,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2018-11-23 12:33:02,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 860. [2018-11-23 12:33:02,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 860 states. [2018-11-23 12:33:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1141 transitions. [2018-11-23 12:33:02,076 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1141 transitions. Word has length 70 [2018-11-23 12:33:02,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:02,076 INFO L480 AbstractCegarLoop]: Abstraction has 860 states and 1141 transitions. [2018-11-23 12:33:02,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:33:02,076 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1141 transitions. [2018-11-23 12:33:02,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:33:02,081 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:02,081 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:02,082 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:02,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:02,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1773496550, now seen corresponding path program 1 times [2018-11-23 12:33:02,084 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:02,084 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:02,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:02,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 12:33:02,525 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:02,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:02,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:33:02,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:33:02,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:33:02,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:33:02,532 INFO L87 Difference]: Start difference. First operand 860 states and 1141 transitions. Second operand 6 states. [2018-11-23 12:33:02,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:02,606 INFO L93 Difference]: Finished difference Result 1699 states and 2261 transitions. [2018-11-23 12:33:02,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:33:02,606 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2018-11-23 12:33:02,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:02,610 INFO L225 Difference]: With dead ends: 1699 [2018-11-23 12:33:02,611 INFO L226 Difference]: Without dead ends: 871 [2018-11-23 12:33:02,613 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:33:02,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2018-11-23 12:33:02,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 871. [2018-11-23 12:33:02,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 871 states. [2018-11-23 12:33:02,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1152 transitions. [2018-11-23 12:33:02,644 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1152 transitions. Word has length 107 [2018-11-23 12:33:02,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:02,644 INFO L480 AbstractCegarLoop]: Abstraction has 871 states and 1152 transitions. [2018-11-23 12:33:02,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:33:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1152 transitions. [2018-11-23 12:33:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 12:33:02,648 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:02,648 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:02,648 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:02,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:02,648 INFO L82 PathProgramCache]: Analyzing trace with hash -626633841, now seen corresponding path program 1 times [2018-11-23 12:33:02,649 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:02,649 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:02,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:03,046 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 12:33:03,091 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 12:33:03,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:03,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:33:03,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:33:03,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:33:03,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:33:03,095 INFO L87 Difference]: Start difference. First operand 871 states and 1152 transitions. Second operand 3 states. [2018-11-23 12:33:03,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:03,129 INFO L93 Difference]: Finished difference Result 952 states and 1262 transitions. [2018-11-23 12:33:03,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:33:03,129 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-23 12:33:03,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:03,134 INFO L225 Difference]: With dead ends: 952 [2018-11-23 12:33:03,134 INFO L226 Difference]: Without dead ends: 949 [2018-11-23 12:33:03,135 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:33:03,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-11-23 12:33:03,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 928. [2018-11-23 12:33:03,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 928 states. [2018-11-23 12:33:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1231 transitions. [2018-11-23 12:33:03,172 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1231 transitions. Word has length 108 [2018-11-23 12:33:03,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:03,173 INFO L480 AbstractCegarLoop]: Abstraction has 928 states and 1231 transitions. [2018-11-23 12:33:03,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:33:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1231 transitions. [2018-11-23 12:33:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 12:33:03,177 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:03,178 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:03,178 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:03,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:03,178 INFO L82 PathProgramCache]: Analyzing trace with hash 888165039, now seen corresponding path program 1 times [2018-11-23 12:33:03,183 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:03,183 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:03,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:04,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:04,430 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 12:33:04,430 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:04,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:04,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 12:33:04,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 12:33:04,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 12:33:04,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:33:04,436 INFO L87 Difference]: Start difference. First operand 928 states and 1231 transitions. Second operand 9 states. [2018-11-23 12:33:07,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:07,621 INFO L93 Difference]: Finished difference Result 1839 states and 2450 transitions. [2018-11-23 12:33:07,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 12:33:07,622 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 197 [2018-11-23 12:33:07,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:07,625 INFO L225 Difference]: With dead ends: 1839 [2018-11-23 12:33:07,625 INFO L226 Difference]: Without dead ends: 943 [2018-11-23 12:33:07,627 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-11-23 12:33:07,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2018-11-23 12:33:07,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 938. [2018-11-23 12:33:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2018-11-23 12:33:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1244 transitions. [2018-11-23 12:33:07,648 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1244 transitions. Word has length 197 [2018-11-23 12:33:07,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:07,649 INFO L480 AbstractCegarLoop]: Abstraction has 938 states and 1244 transitions. [2018-11-23 12:33:07,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 12:33:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1244 transitions. [2018-11-23 12:33:07,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 12:33:07,651 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:07,652 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:07,652 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:07,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:07,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1099065495, now seen corresponding path program 1 times [2018-11-23 12:33:07,655 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:07,655 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:07,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:08,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 12:33:08,821 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:08,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:08,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 12:33:08,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 12:33:08,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 12:33:08,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:33:08,827 INFO L87 Difference]: Start difference. First operand 938 states and 1244 transitions. Second operand 9 states. [2018-11-23 12:33:12,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:12,039 INFO L93 Difference]: Finished difference Result 1860 states and 2477 transitions. [2018-11-23 12:33:12,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 12:33:12,040 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-11-23 12:33:12,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:12,044 INFO L225 Difference]: With dead ends: 1860 [2018-11-23 12:33:12,045 INFO L226 Difference]: Without dead ends: 954 [2018-11-23 12:33:12,047 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-11-23 12:33:12,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-23 12:33:12,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 939. [2018-11-23 12:33:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2018-11-23 12:33:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1245 transitions. [2018-11-23 12:33:12,077 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1245 transitions. Word has length 205 [2018-11-23 12:33:12,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:12,077 INFO L480 AbstractCegarLoop]: Abstraction has 939 states and 1245 transitions. [2018-11-23 12:33:12,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 12:33:12,078 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1245 transitions. [2018-11-23 12:33:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 12:33:12,081 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:12,082 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:12,082 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:12,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:12,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1234327143, now seen corresponding path program 1 times [2018-11-23 12:33:12,085 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:12,085 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:12,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:13,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:13,220 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 12:33:13,220 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:13,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:13,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:33:13,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:33:13,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:33:13,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:33:13,225 INFO L87 Difference]: Start difference. First operand 939 states and 1245 transitions. Second operand 6 states. [2018-11-23 12:33:15,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:15,975 INFO L93 Difference]: Finished difference Result 1855 states and 2466 transitions. [2018-11-23 12:33:15,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:33:15,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 205 [2018-11-23 12:33:15,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:15,979 INFO L225 Difference]: With dead ends: 1855 [2018-11-23 12:33:15,980 INFO L226 Difference]: Without dead ends: 948 [2018-11-23 12:33:15,982 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:33:15,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2018-11-23 12:33:16,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 939. [2018-11-23 12:33:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2018-11-23 12:33:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1245 transitions. [2018-11-23 12:33:16,010 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1245 transitions. Word has length 205 [2018-11-23 12:33:16,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:16,010 INFO L480 AbstractCegarLoop]: Abstraction has 939 states and 1245 transitions. [2018-11-23 12:33:16,011 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:33:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1245 transitions. [2018-11-23 12:33:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 12:33:16,015 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:16,015 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:16,015 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:16,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:16,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1233624678, now seen corresponding path program 1 times [2018-11-23 12:33:16,019 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:16,020 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:16,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:17,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 12:33:17,438 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:17,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:17,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 12:33:17,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 12:33:17,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 12:33:17,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 12:33:17,445 INFO L87 Difference]: Start difference. First operand 939 states and 1245 transitions. Second operand 5 states. [2018-11-23 12:33:17,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:17,520 INFO L93 Difference]: Finished difference Result 1855 states and 2473 transitions. [2018-11-23 12:33:17,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 12:33:17,522 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 225 [2018-11-23 12:33:17,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:17,525 INFO L225 Difference]: With dead ends: 1855 [2018-11-23 12:33:17,525 INFO L226 Difference]: Without dead ends: 948 [2018-11-23 12:33:17,527 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:33:17,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2018-11-23 12:33:17,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 944. [2018-11-23 12:33:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 944 states. [2018-11-23 12:33:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1250 transitions. [2018-11-23 12:33:17,549 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1250 transitions. Word has length 225 [2018-11-23 12:33:17,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:17,549 INFO L480 AbstractCegarLoop]: Abstraction has 944 states and 1250 transitions. [2018-11-23 12:33:17,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 12:33:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1250 transitions. [2018-11-23 12:33:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 12:33:17,555 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:17,555 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:17,555 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:17,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:17,555 INFO L82 PathProgramCache]: Analyzing trace with hash -309676768, now seen corresponding path program 1 times [2018-11-23 12:33:17,558 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:17,558 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:17,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:18,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 12:33:19,028 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:19,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:19,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:33:19,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:33:19,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:33:19,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:33:19,034 INFO L87 Difference]: Start difference. First operand 944 states and 1250 transitions. Second operand 6 states. [2018-11-23 12:33:21,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:21,814 INFO L93 Difference]: Finished difference Result 1865 states and 2481 transitions. [2018-11-23 12:33:21,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:33:21,814 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 225 [2018-11-23 12:33:21,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:21,818 INFO L225 Difference]: With dead ends: 1865 [2018-11-23 12:33:21,818 INFO L226 Difference]: Without dead ends: 953 [2018-11-23 12:33:21,820 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:33:21,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2018-11-23 12:33:21,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 949. [2018-11-23 12:33:21,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2018-11-23 12:33:21,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1258 transitions. [2018-11-23 12:33:21,847 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1258 transitions. Word has length 225 [2018-11-23 12:33:21,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:21,848 INFO L480 AbstractCegarLoop]: Abstraction has 949 states and 1258 transitions. [2018-11-23 12:33:21,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:33:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1258 transitions. [2018-11-23 12:33:21,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 12:33:21,853 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:21,854 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:21,854 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:21,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:21,854 INFO L82 PathProgramCache]: Analyzing trace with hash 418654008, now seen corresponding path program 1 times [2018-11-23 12:33:21,858 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:21,858 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:21,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:23,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 12:33:23,354 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:23,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:23,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:33:23,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:33:23,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:33:23,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:33:23,360 INFO L87 Difference]: Start difference. First operand 949 states and 1258 transitions. Second operand 6 states. [2018-11-23 12:33:26,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:26,027 INFO L93 Difference]: Finished difference Result 1871 states and 2489 transitions. [2018-11-23 12:33:26,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:33:26,029 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 233 [2018-11-23 12:33:26,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:26,032 INFO L225 Difference]: With dead ends: 1871 [2018-11-23 12:33:26,033 INFO L226 Difference]: Without dead ends: 954 [2018-11-23 12:33:26,035 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:33:26,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-23 12:33:26,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 946. [2018-11-23 12:33:26,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-11-23 12:33:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1252 transitions. [2018-11-23 12:33:26,067 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1252 transitions. Word has length 233 [2018-11-23 12:33:26,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:26,068 INFO L480 AbstractCegarLoop]: Abstraction has 946 states and 1252 transitions. [2018-11-23 12:33:26,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:33:26,068 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1252 transitions. [2018-11-23 12:33:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 12:33:26,074 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:33:26,074 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:33:26,074 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:33:26,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:33:26,075 INFO L82 PathProgramCache]: Analyzing trace with hash 441286262, now seen corresponding path program 1 times [2018-11-23 12:33:26,079 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 12:33:26,079 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/cvc4nyu Starting monitored process 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 12:33:26,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:33:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:33:27,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:33:27,687 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 12:33:27,687 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:33:27,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:33:27,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:33:27,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:33:27,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:33:27,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:33:27,696 INFO L87 Difference]: Start difference. First operand 946 states and 1252 transitions. Second operand 6 states. [2018-11-23 12:33:27,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:33:27,747 INFO L93 Difference]: Finished difference Result 946 states and 1252 transitions. [2018-11-23 12:33:27,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:33:27,747 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 233 [2018-11-23 12:33:27,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:33:27,748 INFO L225 Difference]: With dead ends: 946 [2018-11-23 12:33:27,748 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 12:33:27,750 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:33:27,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 12:33:27,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 12:33:27,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 12:33:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 12:33:27,751 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 233 [2018-11-23 12:33:27,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:33:27,751 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:33:27,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:33:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:33:27,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:33:27,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 12:33:29,193 INFO L448 ceAbstractionStarter]: For program point queue_mode_selectFINAL(lines 5057 5088) no Hoare annotation was computed. [2018-11-23 12:33:29,193 INFO L448 ceAbstractionStarter]: For program point queue_mode_selectEXIT(lines 5057 5088) no Hoare annotation was computed. [2018-11-23 12:33:29,193 INFO L448 ceAbstractionStarter]: For program point L5085(line 5085) no Hoare annotation was computed. [2018-11-23 12:33:29,193 INFO L444 ceAbstractionStarter]: At program point queue_mode_selectENTRY(lines 5057 5088) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,193 INFO L448 ceAbstractionStarter]: For program point L5078(lines 5078 5084) no Hoare annotation was computed. [2018-11-23 12:33:29,194 INFO L451 ceAbstractionStarter]: At program point L5081(line 5081) the Hoare annotation is: true [2018-11-23 12:33:29,194 INFO L448 ceAbstractionStarter]: For program point L5081-1(line 5081) no Hoare annotation was computed. [2018-11-23 12:33:29,194 INFO L451 ceAbstractionStarter]: At program point L5076-1(line 5076) the Hoare annotation is: true [2018-11-23 12:33:29,194 INFO L448 ceAbstractionStarter]: For program point L5077(line 5077) no Hoare annotation was computed. [2018-11-23 12:33:29,194 INFO L444 ceAbstractionStarter]: At program point L5076(line 5076) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,194 INFO L451 ceAbstractionStarter]: At program point L5078-2(lines 5078 5084) the Hoare annotation is: true [2018-11-23 12:33:29,194 INFO L448 ceAbstractionStarter]: For program point L5072-1(line 5072) no Hoare annotation was computed. [2018-11-23 12:33:29,194 INFO L444 ceAbstractionStarter]: At program point L5072(line 5072) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,194 INFO L448 ceAbstractionStarter]: For program point L5067(lines 5067 5071) no Hoare annotation was computed. [2018-11-23 12:33:29,194 INFO L444 ceAbstractionStarter]: At program point L5065(line 5065) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,194 INFO L448 ceAbstractionStarter]: For program point L5065-1(line 5065) no Hoare annotation was computed. [2018-11-23 12:33:29,194 INFO L448 ceAbstractionStarter]: For program point atomic_setEXIT(lines 4279 4287) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L451 ceAbstractionStarter]: At program point atomic_setENTRY(lines 4279 4287) the Hoare annotation is: true [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point atomic_setFINAL(lines 4279 4287) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point L5102(lines 5102 5106) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L444 ceAbstractionStarter]: At program point L5127(line 5127) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point L5127-1(line 5127) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point L5115(line 5115) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point L5107(lines 5107 5124) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L444 ceAbstractionStarter]: At program point L5136(lines 5096 5143) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point L5128(lines 5128 5132) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point L5116-2(lines 5116 5120) no Hoare annotation was computed. [2018-11-23 12:33:29,195 INFO L444 ceAbstractionStarter]: At program point rdac_activateENTRY(lines 5089 5144) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,195 INFO L448 ceAbstractionStarter]: For program point rdac_activateFINAL(lines 5089 5144) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5116(line 5116) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5108(line 5108) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5137(lines 5137 5141) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L444 ceAbstractionStarter]: At program point L5125(lines 5096 5143) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point rdac_activateEXIT(lines 5089 5144) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L444 ceAbstractionStarter]: At program point L5138(line 5138) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5109(lines 5109 5113) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L444 ceAbstractionStarter]: At program point L5101(line 5101) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5101-1(line 5101) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L444 ceAbstractionStarter]: At program point L5097(line 5097) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5097-1(line 5097) no Hoare annotation was computed. [2018-11-23 12:33:29,196 INFO L448 ceAbstractionStarter]: For program point L5122(line 5122) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L444 ceAbstractionStarter]: At program point L5310(line 5310) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5312(lines 5312 5317) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5339(lines 5339 5343) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point rdac_bus_attachEXIT(lines 5299 5357) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5310-1(line 5310) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5333(lines 5333 5337) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5327(lines 5327 5331) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L444 ceAbstractionStarter]: At program point L5354(line 5354) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= (_ bv0 32) rdac_bus_attach_~err~8)) (= ~ldv_spin~0 (_ bv0 32)))) [2018-11-23 12:33:29,197 INFO L444 ceAbstractionStarter]: At program point L5350(line 5350) the Hoare annotation is: (or (not (= (_ bv0 32) rdac_bus_attach_~err~8)) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5321(lines 5321 5325) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5354-1(line 5354) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L448 ceAbstractionStarter]: For program point L5350-1(line 5350) no Hoare annotation was computed. [2018-11-23 12:33:29,197 INFO L444 ceAbstractionStarter]: At program point rdac_bus_attachENTRY(lines 5299 5357) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,198 INFO L444 ceAbstractionStarter]: At program point L5313(line 5313) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,198 INFO L448 ceAbstractionStarter]: For program point L5313-1(line 5313) no Hoare annotation was computed. [2018-11-23 12:33:29,198 INFO L444 ceAbstractionStarter]: At program point L5338(line 5338) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,198 INFO L444 ceAbstractionStarter]: At program point L5340(lines 5309 5356) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= (_ bv0 32) rdac_bus_attach_~err~8)) (= ~ldv_spin~0 (_ bv0 32)))) [2018-11-23 12:33:29,198 INFO L448 ceAbstractionStarter]: For program point L5338-1(line 5338) no Hoare annotation was computed. [2018-11-23 12:33:29,198 INFO L448 ceAbstractionStarter]: For program point L5332-1(line 5332) no Hoare annotation was computed. [2018-11-23 12:33:29,198 INFO L444 ceAbstractionStarter]: At program point L5332(line 5332) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,200 INFO L444 ceAbstractionStarter]: At program point L5326(line 5326) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,200 INFO L448 ceAbstractionStarter]: For program point L5326-1(line 5326) no Hoare annotation was computed. [2018-11-23 12:33:29,200 INFO L448 ceAbstractionStarter]: For program point L5320-1(line 5320) no Hoare annotation was computed. [2018-11-23 12:33:29,200 INFO L444 ceAbstractionStarter]: At program point L5351(line 5351) the Hoare annotation is: (or (not (= (_ bv0 32) rdac_bus_attach_~err~8)) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2018-11-23 12:33:29,200 INFO L444 ceAbstractionStarter]: At program point L5351-1(lines 5309 5356) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= (_ bv0 32) rdac_bus_attach_~err~8)) (= ~ldv_spin~0 (_ bv0 32)))) [2018-11-23 12:33:29,200 INFO L448 ceAbstractionStarter]: For program point rdac_bus_attachFINAL(lines 5299 5357) no Hoare annotation was computed. [2018-11-23 12:33:29,200 INFO L444 ceAbstractionStarter]: At program point L5320(line 5320) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,200 INFO L448 ceAbstractionStarter]: For program point L5349(line 5349) no Hoare annotation was computed. [2018-11-23 12:33:29,200 INFO L448 ceAbstractionStarter]: For program point L4728-1(line 4728) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L448 ceAbstractionStarter]: For program point L4729(lines 4729 4733) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L444 ceAbstractionStarter]: At program point L4728(line 4728) the Hoare annotation is: (or (not (= ~ldv_spin~0 (_ bv0 32))) (= (bvadd submit_inquiry_~err~0 (_ bv4294967283 32)) (_ bv0 32))) [2018-11-23 12:33:29,201 INFO L448 ceAbstractionStarter]: For program point submit_inquiryEXIT(lines 4718 4752) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L451 ceAbstractionStarter]: At program point submit_inquiryENTRY(lines 4718 4752) the Hoare annotation is: true [2018-11-23 12:33:29,201 INFO L451 ceAbstractionStarter]: At program point L4749(lines 4725 4751) the Hoare annotation is: true [2018-11-23 12:33:29,201 INFO L448 ceAbstractionStarter]: For program point L4743(lines 4743 4747) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L448 ceAbstractionStarter]: For program point submit_inquiryFINAL(lines 4718 4752) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L448 ceAbstractionStarter]: For program point L4740-1(line 4740) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L448 ceAbstractionStarter]: For program point L4743-2(lines 4743 4747) no Hoare annotation was computed. [2018-11-23 12:33:29,201 INFO L444 ceAbstractionStarter]: At program point L4740(line 4740) the Hoare annotation is: (or (not (= ~ldv_spin~0 (_ bv0 32))) (= (bvadd submit_inquiry_~err~0 (_ bv4294967283 32)) (_ bv0 32))) [2018-11-23 12:33:29,201 INFO L451 ceAbstractionStarter]: At program point list_splice_initENTRY(lines 4255 4269) the Hoare annotation is: true [2018-11-23 12:33:29,201 INFO L451 ceAbstractionStarter]: At program point L4263(line 4263) the Hoare annotation is: true [2018-11-23 12:33:29,201 INFO L451 ceAbstractionStarter]: At program point L4262(line 4262) the Hoare annotation is: true [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point list_splice_initEXIT(lines 4255 4269) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L4260-1(line 4260) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L4261(lines 4261 4266) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L4262-1(line 4262) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L451 ceAbstractionStarter]: At program point L4260(line 4260) the Hoare annotation is: true [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L4261-1(lines 4255 4269) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L451 ceAbstractionStarter]: At program point L5372-2(lines 5372 5376) the Hoare annotation is: true [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L5372(lines 5372 5376) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L5366(line 5366) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L5364-1(line 5364) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L451 ceAbstractionStarter]: At program point L5366-3(lines 5366 5370) the Hoare annotation is: true [2018-11-23 12:33:29,202 INFO L444 ceAbstractionStarter]: At program point L5364(line 5364) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L5366-2(lines 5366 5370) no Hoare annotation was computed. [2018-11-23 12:33:29,202 INFO L448 ceAbstractionStarter]: For program point L5377(line 5377) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point L5371(line 5371) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L451 ceAbstractionStarter]: At program point L5373(line 5373) the Hoare annotation is: true [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point L5373-1(line 5373) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L444 ceAbstractionStarter]: At program point L5367(line 5367) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point rdac_bus_detachEXIT(lines 5358 5381) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point rdac_bus_detachFINAL(lines 5358 5381) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L444 ceAbstractionStarter]: At program point rdac_bus_detachENTRY(lines 5358 5381) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point list_emptyFINAL(lines 4231 4238) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L451 ceAbstractionStarter]: At program point list_emptyENTRY(lines 4231 4238) the Hoare annotation is: true [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point list_emptyEXIT(lines 4231 4238) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L451 ceAbstractionStarter]: At program point L4850(line 4850) the Hoare annotation is: true [2018-11-23 12:33:29,203 INFO L451 ceAbstractionStarter]: At program point L4852-2(lines 4852 4856) the Hoare annotation is: true [2018-11-23 12:33:29,203 INFO L448 ceAbstractionStarter]: For program point L4852(lines 4852 4856) no Hoare annotation was computed. [2018-11-23 12:33:29,203 INFO L444 ceAbstractionStarter]: At program point L4842(line 4842) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L4842-1(line 4842) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L4851(line 4851) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point initialize_controllerFINAL(lines 4834 4863) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L4843(lines 4843 4860) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L444 ceAbstractionStarter]: At program point L4845-2(lines 4845 4849) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L4843-1(lines 4843 4860) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L4845(lines 4845 4849) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point initialize_controllerEXIT(lines 4834 4863) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L444 ceAbstractionStarter]: At program point initialize_controllerENTRY(lines 4834 4863) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L5659(lines 5659 5663) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L5725(lines 5725 5735) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 5628 5785) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L5717(lines 5717 5722) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L5709(lines 5709 5714) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L5668(lines 5668 5698) no Hoare annotation was computed. [2018-11-23 12:33:29,204 INFO L444 ceAbstractionStarter]: At program point L5726(line 5726) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,204 INFO L448 ceAbstractionStarter]: For program point L5726-1(line 5726) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L444 ceAbstractionStarter]: At program point L5660(line 5660) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5751(line 5751) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L444 ceAbstractionStarter]: At program point L5718(line 5718) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5718-1(line 5718) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L444 ceAbstractionStarter]: At program point L5710(line 5710) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5776(line 5776) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5644-1(line 5644) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5710-1(line 5710) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L444 ceAbstractionStarter]: At program point L5644(line 5644) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32)))) [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5768(line 5768) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5669(line 5669) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5727(lines 5727 5732) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5760(line 5760) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5752(lines 5752 5758) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5678(line 5678) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L451 ceAbstractionStarter]: At program point L5777(line 5777) the Hoare annotation is: true [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 5628 5785) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5670(lines 5670 5676) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L451 ceAbstractionStarter]: At program point L5769(line 5769) the Hoare annotation is: true [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5761(lines 5761 5766) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 5628 5785) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32)))) [2018-11-23 12:33:29,205 INFO L444 ceAbstractionStarter]: At program point L5753(line 5753) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5753-1(line 5753) no Hoare annotation was computed. [2018-11-23 12:33:29,205 INFO L448 ceAbstractionStarter]: For program point L5679(lines 5679 5694) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L444 ceAbstractionStarter]: At program point L5646(line 5646) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32)))) [2018-11-23 12:33:29,206 INFO L444 ceAbstractionStarter]: At program point L5745(line 5745) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5745-1(line 5745) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5646-1(line 5646) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L451 ceAbstractionStarter]: At program point L5671(line 5671) the Hoare annotation is: true [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5671-1(line 5671) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5737(line 5737) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5704(line 5704) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L444 ceAbstractionStarter]: At program point L5762(line 5762) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5762-1(line 5762) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5696(line 5696) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L451 ceAbstractionStarter]: At program point L5688(lines 5641 5784) the Hoare annotation is: true [2018-11-23 12:33:29,206 INFO L444 ceAbstractionStarter]: At program point L5779(lines 5641 5784) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5680-1(line 5680) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L444 ceAbstractionStarter]: At program point L5680(line 5680) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5738(lines 5738 5743) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5705(lines 5705 5774) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5738-2(lines 5707 5770) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L451 ceAbstractionStarter]: At program point L5697(line 5697) the Hoare annotation is: true [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5681-2(lines 5679 5692) no Hoare annotation was computed. [2018-11-23 12:33:29,206 INFO L448 ceAbstractionStarter]: For program point L5681(lines 5681 5685) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L444 ceAbstractionStarter]: At program point L5739(line 5739) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5739-1(line 5739) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5665(line 5665) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5657(lines 5657 5778) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L444 ceAbstractionStarter]: At program point L5649(line 5649) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32)))) [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5649-1(line 5649) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5707(lines 5707 5770) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5666(lines 5666 5702) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5658(line 5658) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5724(line 5724) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L444 ceAbstractionStarter]: At program point L5650(line 5650) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32)))) [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5716(line 5716) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5650-1(line 5650) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L444 ceAbstractionStarter]: At program point L5642(line 5642) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32)))) [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5708(line 5708) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point L5642-1(line 5642) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 4166 4174) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L448 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 4166 4174) no Hoare annotation was computed. [2018-11-23 12:33:29,207 INFO L451 ceAbstractionStarter]: At program point ldv_undef_ptrENTRY(lines 4166 4174) the Hoare annotation is: true [2018-11-23 12:33:29,207 INFO L451 ceAbstractionStarter]: At program point ldv_spin_unlock_9ENTRY(lines 4351 4359) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point ldv_spin_unlock_9FINAL(lines 4351 4359) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point ldv_spin_unlock_9EXIT(lines 4351 4359) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point L4449(line 4449) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L4448(line 4448) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L4449-1(line 4449) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point kref_subEXIT(lines 4434 4458) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L4443(lines 4443 4447) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point L4442(line 4442) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L4442-1(line 4442) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point L4443-2(lines 4443 4447) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point kref_subENTRY(lines 4434 4458) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point L4451(line 4451) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L4450(lines 4450 4455) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L4451-1(line 4451) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point kref_subFINAL(lines 4434 4458) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point rdac_matchENTRY(lines 5256 5298) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L5277-2(lines 5277 5287) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L5277(lines 5277 5287) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L5267(lines 5267 5271) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L5290(lines 5290 5294) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point L5280(lines 5280 5284) no Hoare annotation was computed. [2018-11-23 12:33:29,208 INFO L451 ceAbstractionStarter]: At program point L5266(line 5266) the Hoare annotation is: true [2018-11-23 12:33:29,208 INFO L448 ceAbstractionStarter]: For program point rdac_matchEXIT(lines 5256 5298) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point L5266-1(line 5266) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L451 ceAbstractionStarter]: At program point L5291(lines 5265 5297) the Hoare annotation is: true [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point rdac_matchFINAL(lines 5256 5298) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L451 ceAbstractionStarter]: At program point L5289(lines 5265 5297) the Hoare annotation is: true [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point INIT_LIST_HEADEXIT(lines 4201 4210) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L451 ceAbstractionStarter]: At program point INIT_LIST_HEADENTRY(lines 4201 4210) the Hoare annotation is: true [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point INIT_LIST_HEADFINAL(lines 4201 4210) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L451 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~C_INT~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~C_INT~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~C_INT~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,209 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,209 INFO L451 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,209 INFO L448 ceAbstractionStarter]: For program point L-1-3(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point L-1-4(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point L-1-6(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,210 INFO L448 ceAbstractionStarter]: For program point L-1-7(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,210 INFO L448 ceAbstractionStarter]: For program point kref_initFINAL(lines 4390 4398) no Hoare annotation was computed. [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point L4395(line 4395) the Hoare annotation is: true [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point kref_initENTRY(lines 4390 4398) the Hoare annotation is: true [2018-11-23 12:33:29,210 INFO L448 ceAbstractionStarter]: For program point kref_initEXIT(lines 4390 4398) no Hoare annotation was computed. [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point L4416-2(lines 4416 4420) the Hoare annotation is: true [2018-11-23 12:33:29,210 INFO L448 ceAbstractionStarter]: For program point L4416(lines 4416 4420) no Hoare annotation was computed. [2018-11-23 12:33:29,210 INFO L448 ceAbstractionStarter]: For program point L4412-1(line 4412) no Hoare annotation was computed. [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point L4410(line 4410) the Hoare annotation is: true [2018-11-23 12:33:29,210 INFO L451 ceAbstractionStarter]: At program point L4412(line 4412) the Hoare annotation is: true [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point L4410-1(line 4410) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point L4421(line 4421) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L451 ceAbstractionStarter]: At program point L4415(line 4415) the Hoare annotation is: true [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point L4415-1(line 4415) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point L4413(lines 4413 4429) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L451 ceAbstractionStarter]: At program point L4413-1(lines 4413 4429) the Hoare annotation is: true [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point kref_getEXIT(lines 4399 4433) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point L4430(line 4430) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point kref_getFINAL(lines 4399 4433) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L451 ceAbstractionStarter]: At program point kref_getENTRY(lines 4399 4433) the Hoare annotation is: true [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point L4422(lines 4422 4426) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 4184 4192) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L448 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 4184 4192) no Hoare annotation was computed. [2018-11-23 12:33:29,211 INFO L451 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 4184 4192) the Hoare annotation is: true [2018-11-23 12:33:29,211 INFO L451 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point rdac_initFINAL(lines 5385 5413) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point L5403(lines 5403 5409) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point L5404-1(line 5404) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point rdac_initEXIT(lines 5385 5413) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L444 ceAbstractionStarter]: At program point L5404(line 5404) the Hoare annotation is: (or (= rdac_init_~r~0 (_ bv0 32)) (not (= ~ldv_spin~0 (_ bv0 32)))) [2018-11-23 12:33:29,212 INFO L444 ceAbstractionStarter]: At program point rdac_initENTRY(lines 5385 5413) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point L5394(lines 5394 5399) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L444 ceAbstractionStarter]: At program point L5393(line 5393) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,212 INFO L448 ceAbstractionStarter]: For program point L5393-1(line 5393) no Hoare annotation was computed. [2018-11-23 12:33:29,212 INFO L444 ceAbstractionStarter]: At program point L5410(lines 5392 5412) the Hoare annotation is: (or (= rdac_init_~r~0 (_ bv0 32)) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_register_device_handler_30EXIT(lines 5916 5932) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L444 ceAbstractionStarter]: At program point ldv_scsi_register_device_handler_30ENTRY(lines 5916 5932) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_register_device_handler_30FINAL(lines 5916 5932) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L444 ceAbstractionStarter]: At program point L5926(line 5926) the Hoare annotation is: (or (not (= ~ldv_spin~0 (_ bv0 32))) (= (_ bv0 32) ldv_scsi_register_device_handler_30_~ldv_func_res~4)) [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point L5924-1(lines 5924 5929) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point L5924(lines 5924 5929) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point work_init_1EXIT(lines 5616 5627) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L451 ceAbstractionStarter]: At program point work_init_1ENTRY(lines 5616 5627) the Hoare annotation is: true [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point work_init_1FINAL(lines 5616 5627) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L451 ceAbstractionStarter]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,213 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,213 INFO L448 ceAbstractionStarter]: For program point __list_spliceEXIT(lines 4239 4254) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L451 ceAbstractionStarter]: At program point __list_spliceENTRY(lines 4239 4254) the Hoare annotation is: true [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point __list_spliceFINAL(lines 4239 4254) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point call_and_disable_work_1FINAL(lines 5506 5541) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point call_and_disable_work_1EXIT(lines 5506 5541) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L444 ceAbstractionStarter]: At program point L5533(line 5533) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5532(lines 5532 5538) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5533-1(line 5533) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L444 ceAbstractionStarter]: At program point L5526(line 5526) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5525(lines 5525 5531) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5526-1(line 5526) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L444 ceAbstractionStarter]: At program point L5519(line 5519) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5518(lines 5518 5524) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5519-1(line 5519) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5511(lines 5511 5517) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point L5512-1(line 5512) no Hoare annotation was computed. [2018-11-23 12:33:29,214 INFO L444 ceAbstractionStarter]: At program point call_and_disable_work_1ENTRY(lines 5506 5541) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,214 INFO L444 ceAbstractionStarter]: At program point L5512(line 5512) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,214 INFO L451 ceAbstractionStarter]: At program point L5951(line 5951) the Hoare annotation is: true [2018-11-23 12:33:29,214 INFO L451 ceAbstractionStarter]: At program point ldv_destroy_workqueue_32ENTRY(lines 5945 5954) the Hoare annotation is: true [2018-11-23 12:33:29,214 INFO L448 ceAbstractionStarter]: For program point ldv_destroy_workqueue_32EXIT(lines 5945 5954) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point ldv_destroy_workqueue_32FINAL(lines 5945 5954) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L444 ceAbstractionStarter]: At program point L5419(line 5419) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,215 INFO L444 ceAbstractionStarter]: At program point rdac_exitENTRY(lines 5414 5423) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point rdac_exitFINAL(lines 5414 5423) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L5420(line 5420) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point rdac_exitEXIT(lines 5414 5423) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L451 ceAbstractionStarter]: At program point set_mode_selectENTRY(lines 4864 4883) the Hoare annotation is: true [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point set_mode_selectEXIT(lines 4864 4883) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L4871(lines 4871 4880) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L451 ceAbstractionStarter]: At program point L4870(line 4870) the Hoare annotation is: true [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L4871-1(lines 4871 4880) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L4873(lines 4873 4877) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point set_mode_selectFINAL(lines 4864 4883) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L4870-1(line 4870) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L4515-2(line 4515) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L451 ceAbstractionStarter]: At program point scsi_device_tpgsENTRY(lines 4510 4517) the Hoare annotation is: true [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point scsi_device_tpgsFINAL(lines 4510 4517) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point L4515(line 4515) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L448 ceAbstractionStarter]: For program point scsi_device_tpgsEXIT(lines 4510 4517) no Hoare annotation was computed. [2018-11-23 12:33:29,215 INFO L451 ceAbstractionStarter]: At program point ldv_spin_unlockENTRY(lines 6070 6078) the Hoare annotation is: true [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point ldv_spin_unlockFINAL(lines 6070 6078) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point ldv_spin_unlockEXIT(lines 6070 6078) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point ldv_spin_lockEXIT(lines 6061 6069) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L444 ceAbstractionStarter]: At program point ldv_spin_lockENTRY(lines 6061 6069) the Hoare annotation is: (or (not (= (_ bv0 32) ~ldv_state_variable_2~0)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point ldv_spin_lockFINAL(lines 6061 6069) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 5976 5983) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L451 ceAbstractionStarter]: At program point ldv_is_errENTRY(lines 5976 5983) the Hoare annotation is: true [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 5976 5983) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L444 ceAbstractionStarter]: At program point L5502(lines 5456 5505) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5473(lines 5473 5479) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5490(line 5490) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5482(lines 5482 5488) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5499(line 5499) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L444 ceAbstractionStarter]: At program point L5466(line 5466) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5462(lines 5462 5501) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5466-1(line 5466) no Hoare annotation was computed. [2018-11-23 12:33:29,216 INFO L448 ceAbstractionStarter]: For program point L5491(lines 5491 5497) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L444 ceAbstractionStarter]: At program point L5475(line 5475) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5475-1(line 5475) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L444 ceAbstractionStarter]: At program point invoke_work_1ENTRY(lines 5456 5505) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,217 INFO L451 ceAbstractionStarter]: At program point L5500(line 5500) the Hoare annotation is: true [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5463(line 5463) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5484-1(line 5484) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L444 ceAbstractionStarter]: At program point L5484(line 5484) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5472(line 5472) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5464(lines 5464 5470) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L444 ceAbstractionStarter]: At program point L5493(line 5493) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5493-1(line 5493) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point invoke_work_1EXIT(lines 5456 5505) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point L5481(line 5481) no Hoare annotation was computed. [2018-11-23 12:33:29,217 INFO L448 ceAbstractionStarter]: For program point check_ownershipFINAL(lines 4795 4833) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4802-1(line 4802) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L451 ceAbstractionStarter]: At program point check_ownershipENTRY(lines 4795 4833) the Hoare annotation is: true [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4823(lines 4823 4827) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4817-2(lines 4813 4822) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4817(lines 4817 4821) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4813(lines 4813 4822) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4803(lines 4803 4830) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4803-1(lines 4803 4830) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4805(lines 4805 4812) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point check_ownershipEXIT(lines 4795 4833) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4808-2(lines 4805 4812) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L448 ceAbstractionStarter]: For program point L4808(lines 4808 4812) no Hoare annotation was computed. [2018-11-23 12:33:29,218 INFO L451 ceAbstractionStarter]: At program point L4802(line 4802) the Hoare annotation is: true [2018-11-23 12:33:29,218 INFO L451 ceAbstractionStarter]: At program point L4928(lines 4894 4940) the Hoare annotation is: true [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point mode_select_handle_senseEXIT(lines 4884 4941) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4912-2(lines 4912 4916) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4912(line 4912) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4908(line 4908) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4900(lines 4900 4904) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4896-1(line 4896) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4929(line 4929) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L451 ceAbstractionStarter]: At program point L4896(line 4896) the Hoare annotation is: true [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4925(line 4925) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L451 ceAbstractionStarter]: At program point L4938(lines 4894 4940) the Hoare annotation is: true [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4905(lines 4905 4927) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4930(lines 4930 4937) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4918(line 4918) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point L4906(line 4906) no Hoare annotation was computed. [2018-11-23 12:33:29,219 INFO L448 ceAbstractionStarter]: For program point mode_select_handle_senseFINAL(lines 4884 4941) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4906-2(line 4906) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4919(line 4919) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L451 ceAbstractionStarter]: At program point mode_select_handle_senseENTRY(lines 4884 4941) the Hoare annotation is: true [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4919-2(lines 4919 4923) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4911(line 4911) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4907(line 4907) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4907-2(line 4907) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L451 ceAbstractionStarter]: At program point rdac_failover_getENTRY(lines 4573 4642) the Hoare annotation is: true [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4600-1(line 4600) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L451 ceAbstractionStarter]: At program point L4600(line 4600) the Hoare annotation is: true [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point rdac_failover_getFINAL(lines 4573 4642) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4623(lines 4623 4627) no Hoare annotation was computed. [2018-11-23 12:33:29,220 INFO L451 ceAbstractionStarter]: At program point L4590(line 4590) the Hoare annotation is: true [2018-11-23 12:33:29,220 INFO L448 ceAbstractionStarter]: For program point L4590-1(line 4590) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L451 ceAbstractionStarter]: At program point L4638(line 4638) the Hoare annotation is: true [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point L4638-1(line 4638) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point rdac_failover_getEXIT(lines 4573 4642) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point L4628-2(lines 4628 4635) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point L4628(lines 4628 4635) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L451 ceAbstractionStarter]: At program point L4622(line 4622) the Hoare annotation is: true [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point L4587(lines 4587 4605) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L451 ceAbstractionStarter]: At program point L4618(lines 4586 4641) the Hoare annotation is: true [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point L4622-1(line 4622) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point L4587-2(lines 4587 4605) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L451 ceAbstractionStarter]: At program point L4616(lines 4586 4641) the Hoare annotation is: true [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point get_rdac_dataEXIT(lines 4525 4533) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L451 ceAbstractionStarter]: At program point get_rdac_dataENTRY(lines 4525 4533) the Hoare annotation is: true [2018-11-23 12:33:29,221 INFO L448 ceAbstractionStarter]: For program point get_rdac_dataFINAL(lines 4525 4533) no Hoare annotation was computed. [2018-11-23 12:33:29,221 INFO L451 ceAbstractionStarter]: At program point list_addENTRY(lines 4212 4220) the Hoare annotation is: true [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point list_addFINAL(lines 4212 4220) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point list_addEXIT(lines 4212 4220) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point release_controllerFINAL(lines 4643 4655) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L451 ceAbstractionStarter]: At program point release_controllerENTRY(lines 4643 4655) the Hoare annotation is: true [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point release_controllerEXIT(lines 4643 4655) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 6020 6032) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L444 ceAbstractionStarter]: At program point L6026(line 6026) the Hoare annotation is: (and (not (= ~ldv_spin~0 (_ bv0 32))) (not (= (bvadd |ldv_check_alloc_flags_#in~flags| (_ bv4294967264 32)) (_ bv0 32)))) [2018-11-23 12:33:29,222 INFO L451 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 6020 6032) the Hoare annotation is: true [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L6025(lines 6025 6029) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L6025-1(lines 6020 6032) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L4321(line 4321) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L4317(line 4317) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L4313(line 4313) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point atomic_add_returnEXIT(lines 4298 4327) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L4309(line 4309) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L4305(line 4305) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L451 ceAbstractionStarter]: At program point L4324(lines 4302 4326) the Hoare annotation is: true [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point atomic_add_returnFINAL(lines 4298 4327) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L4304(lines 4304 4323) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L451 ceAbstractionStarter]: At program point atomic_add_returnENTRY(lines 4298 4327) the Hoare annotation is: true [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point ldv_queue_work_on_15EXIT(lines 5824 5836) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point ldv_queue_work_on_15FINAL(lines 5824 5836) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L451 ceAbstractionStarter]: At program point L5833(line 5833) the Hoare annotation is: true [2018-11-23 12:33:29,222 INFO L448 ceAbstractionStarter]: For program point L5833-1(line 5833) no Hoare annotation was computed. [2018-11-23 12:33:29,222 INFO L451 ceAbstractionStarter]: At program point ldv_queue_work_on_15ENTRY(lines 5824 5836) the Hoare annotation is: true [2018-11-23 12:33:29,223 INFO L444 ceAbstractionStarter]: At program point call_and_disable_all_1ENTRY(lines 5428 5455) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5438(lines 5432 5454) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L444 ceAbstractionStarter]: At program point L5434(line 5434) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,223 INFO L444 ceAbstractionStarter]: At program point L5449(line 5449) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5443(lines 5432 5454) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L444 ceAbstractionStarter]: At program point L5439(line 5439) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5433(lines 5433 5437) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5433-1(lines 5432 5454) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5448(lines 5428 5455) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point call_and_disable_all_1EXIT(lines 5428 5455) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L444 ceAbstractionStarter]: At program point L5444(line 5444) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5599(lines 5599 5605) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point activate_work_1FINAL(lines 5580 5615) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5592(lines 5592 5598) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L451 ceAbstractionStarter]: At program point activate_work_1ENTRY(lines 5580 5615) the Hoare annotation is: true [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5585(lines 5585 5591) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point activate_work_1EXIT(lines 5580 5615) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L5606(lines 5606 5612) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point ldv_err_ptrEXIT(lines 5984 5991) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L451 ceAbstractionStarter]: At program point ldv_err_ptrENTRY(lines 5984 5991) the Hoare annotation is: true [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point ldv_err_ptrFINAL(lines 5984 5991) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point ldv_spin_lock_5FINAL(lines 4341 4349) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L451 ceAbstractionStarter]: At program point ldv_spin_lock_5ENTRY(lines 4341 4349) the Hoare annotation is: true [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point ldv_spin_lock_5EXIT(lines 4341 4349) no Hoare annotation was computed. [2018-11-23 12:33:29,223 INFO L451 ceAbstractionStarter]: At program point L4545(line 4545) the Hoare annotation is: true [2018-11-23 12:33:29,223 INFO L448 ceAbstractionStarter]: For program point L4545-1(line 4545) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point get_rdac_reqFINAL(lines 4534 4572) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4554(lines 4554 4566) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4556(lines 4556 4563) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point get_rdac_reqEXIT(lines 4534 4572) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point get_rdac_reqENTRY(lines 4534 4572) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4554-2(lines 4554 4566) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4546(lines 4546 4552) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4769-2(line 4769) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4769-3(line 4769) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4769(line 4769) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4769-6(line 4769) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4769-5(line 4769) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point L4761(line 4761) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4769-8(lines 4769 4773) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4761-1(line 4761) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4788-1(line 4788) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point L4788(line 4788) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point L4782(lines 4762 4789) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point get_lun_infoEXIT(lines 4753 4794) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point L4780(lines 4762 4789) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4762(lines 4762 4791) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4764(lines 4764 4768) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4762-2(lines 4762 4791) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point get_lun_infoENTRY(lines 4753 4794) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L451 ceAbstractionStarter]: At program point L4787(line 4787) the Hoare annotation is: true [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point L4787-1(line 4787) no Hoare annotation was computed. [2018-11-23 12:33:29,224 INFO L448 ceAbstractionStarter]: For program point get_lun_infoFINAL(lines 4753 4794) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point list_add_tailFINAL(lines 4221 4229) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L451 ceAbstractionStarter]: At program point list_add_tailENTRY(lines 4221 4229) the Hoare annotation is: true [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point list_add_tailEXIT(lines 4221 4229) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5184-2(lines 5184 5188) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5184(line 5184) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5213(line 5213) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5205(line 5205) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L451 ceAbstractionStarter]: At program point L5226(lines 5170 5228) the Hoare annotation is: true [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5189-2(lines 5189 5193) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5189(line 5189) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5214(line 5214) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5214-2(lines 5214 5218) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5206(line 5206) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L451 ceAbstractionStarter]: At program point L5173(line 5173) the Hoare annotation is: true [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5173-1(line 5173) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5206-2(lines 5206 5211) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5194(line 5194) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5194-2(lines 5194 5198) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5219(line 5219) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5182(lines 5182 5225) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5219-2(lines 5219 5223) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5174(lines 5174 5181) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5174-2(lines 5174 5181) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5199(line 5199) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5199-2(lines 5199 5203) no Hoare annotation was computed. [2018-11-23 12:33:29,225 INFO L448 ceAbstractionStarter]: For program point L5183(line 5183) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L451 ceAbstractionStarter]: At program point L5171(line 5171) the Hoare annotation is: true [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point L5171-1(line 5171) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point rdac_check_senseEXIT(lines 5164 5229) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L451 ceAbstractionStarter]: At program point rdac_check_senseENTRY(lines 5164 5229) the Hoare annotation is: true [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point rdac_check_senseFINAL(lines 5164 5229) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5973) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5967 5975) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L451 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5967 5975) the Hoare annotation is: true [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5967 5975) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point atomic_sub_and_testFINAL(lines 4288 4297) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L451 ceAbstractionStarter]: At program point atomic_sub_and_testENTRY(lines 4288 4297) the Hoare annotation is: true [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point atomic_sub_and_testEXIT(lines 4288 4297) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L451 ceAbstractionStarter]: At program point kmallocENTRY(lines 5886 5895) the Hoare annotation is: true [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point kmallocFINAL(lines 5886 5895) no Hoare annotation was computed. [2018-11-23 12:33:29,226 INFO L444 ceAbstractionStarter]: At program point L5891(line 5891) the Hoare annotation is: (or (= (_ bv32 32) kmalloc_~flags) (not (= (bvadd |kmalloc_#in~flags| (_ bv4294967264 32)) (_ bv0 32)))) [2018-11-23 12:33:29,226 INFO L448 ceAbstractionStarter]: For program point kmallocEXIT(lines 5886 5895) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L444 ceAbstractionStarter]: At program point L5891-1(line 5891) the Hoare annotation is: (or (= (_ bv32 32) kmalloc_~flags) (not (= (bvadd |kmalloc_#in~flags| (_ bv4294967264 32)) (_ bv0 32)))) [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L5892(line 5892) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L4990(line 4990) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point send_mode_selectFINAL(lines 4942 5056) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L444 ceAbstractionStarter]: At program point L4986(line 4986) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L4990-2(line 4990) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L5015(lines 5015 5021) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L4986-1(line 4986) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L4974(line 4974) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L444 ceAbstractionStarter]: At program point send_mode_selectENTRY(lines 4942 5056) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L4987(lines 4987 4993) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L448 ceAbstractionStarter]: For program point L4987-2(lines 4987 4993) no Hoare annotation was computed. [2018-11-23 12:33:29,227 INFO L444 ceAbstractionStarter]: At program point L5049(lines 4963 5055) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,228 INFO L444 ceAbstractionStarter]: At program point L4967(line 4967) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L5033-2(lines 5033 5037) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L4967-1(line 4967) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L5033(lines 5033 5037) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L4996-1(lines 4963 5055) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L4996(lines 4996 5011) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L444 ceAbstractionStarter]: At program point L5025(lines 4963 5055) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L4980-1(line 4980) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L444 ceAbstractionStarter]: At program point L4980(line 4980) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L5038(lines 5038 5042) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L5038-2(lines 5038 5042) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L5001(lines 5001 5005) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L444 ceAbstractionStarter]: At program point L4997(line 4997) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point L4997-1(line 4997) no Hoare annotation was computed. [2018-11-23 12:33:29,228 INFO L448 ceAbstractionStarter]: For program point send_mode_selectEXIT(lines 4942 5056) no Hoare annotation was computed. [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point L5047(lines 4963 5055) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point L5014(line 5014) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,229 INFO L448 ceAbstractionStarter]: For program point L4981(lines 4981 4985) no Hoare annotation was computed. [2018-11-23 12:33:29,229 INFO L448 ceAbstractionStarter]: For program point L5014-1(line 5014) no Hoare annotation was computed. [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point L5039(line 5039) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,229 INFO L448 ceAbstractionStarter]: For program point L5039-1(line 5039) no Hoare annotation was computed. [2018-11-23 12:33:29,229 INFO L451 ceAbstractionStarter]: At program point L4977(line 4977) the Hoare annotation is: true [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point L5002(lines 4963 5055) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point L4973(line 4973) the Hoare annotation is: (or (not (= (_ bv0 32) ~ldv_state_variable_2~0)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,229 INFO L451 ceAbstractionStarter]: At program point L4973-1(line 4973) the Hoare annotation is: true [2018-11-23 12:33:29,229 INFO L448 ceAbstractionStarter]: For program point L4998(lines 4998 5008) no Hoare annotation was computed. [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point spin_lockENTRY(lines 5804 5813) the Hoare annotation is: (or (not (= (_ bv0 32) ~ldv_state_variable_2~0)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,229 INFO L444 ceAbstractionStarter]: At program point L5809(line 5809) the Hoare annotation is: (or (not (= (_ bv0 32) ~ldv_state_variable_2~0)) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,230 INFO L451 ceAbstractionStarter]: At program point L5809-1(line 5809) the Hoare annotation is: true [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point spin_lockFINAL(lines 5804 5813) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point spin_lockEXIT(lines 5804 5813) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L444 ceAbstractionStarter]: At program point ldv_flush_workqueue_29ENTRY(lines 5906 5915) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point ldv_flush_workqueue_29FINAL(lines 5906 5915) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L444 ceAbstractionStarter]: At program point L5912(line 5912) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point ldv_flush_workqueue_29EXIT(lines 5906 5915) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point L4464-1(line 4464) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L451 ceAbstractionStarter]: At program point L4464(line 4464) the Hoare annotation is: true [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point kref_putEXIT(lines 4459 4467) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L451 ceAbstractionStarter]: At program point kref_putENTRY(lines 4459 4467) the Hoare annotation is: true [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point kref_putFINAL(lines 4459 4467) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 4193 4200) no Hoare annotation was computed. [2018-11-23 12:33:29,230 INFO L451 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 4193 4200) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 4193 4200) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point L5819(line 5819) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point spin_unlockENTRY(lines 5814 5823) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L444 ceAbstractionStarter]: At program point L5819-1(line 5819) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point spin_unlockFINAL(lines 5814 5823) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point spin_unlockEXIT(lines 5814 5823) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point L4142(line 4142) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point ldv_init_zallocFINAL(lines 4136 4147) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point L4142-1(line 4142) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point ldv_init_zallocEXIT(lines 4136 4147) no Hoare annotation was computed. [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point ldv_init_zallocENTRY(lines 4136 4147) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L451 ceAbstractionStarter]: At program point L4699(line 4699) the Hoare annotation is: true [2018-11-23 12:33:29,231 INFO L448 ceAbstractionStarter]: For program point L4699-1(line 4699) no Hoare annotation was computed. [2018-11-23 12:33:29,232 INFO L448 ceAbstractionStarter]: For program point L4691(lines 4691 4695) no Hoare annotation was computed. [2018-11-23 12:33:29,232 INFO L448 ceAbstractionStarter]: For program point get_controllerFINAL(lines 4656 4717) no Hoare annotation was computed. [2018-11-23 12:33:29,232 INFO L451 ceAbstractionStarter]: At program point L4689(line 4689) the Hoare annotation is: true [2018-11-23 12:33:29,232 INFO L448 ceAbstractionStarter]: For program point L4689-1(line 4689) no Hoare annotation was computed. [2018-11-23 12:33:29,232 INFO L451 ceAbstractionStarter]: At program point L4683(lines 4669 4716) the Hoare annotation is: true [2018-11-23 12:33:29,232 INFO L448 ceAbstractionStarter]: For program point L4714(line 4714) no Hoare annotation was computed. [2018-11-23 12:33:29,232 INFO L451 ceAbstractionStarter]: At program point L4685(lines 4669 4716) the Hoare annotation is: true [2018-11-23 12:33:29,232 INFO L448 ceAbstractionStarter]: For program point get_controllerEXIT(lines 4656 4717) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L451 ceAbstractionStarter]: At program point get_controllerENTRY(lines 4656 4717) the Hoare annotation is: true [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4675(line 4675) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4704-1(line 4704) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4675-5(lines 4675 4680) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4675-2(line 4675) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4675-3(line 4675) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L451 ceAbstractionStarter]: At program point L4704(line 4704) the Hoare annotation is: true [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4700-1(line 4700) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L451 ceAbstractionStarter]: At program point L4700(line 4700) the Hoare annotation is: true [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4696-1(line 4696) no Hoare annotation was computed. [2018-11-23 12:33:29,237 INFO L451 ceAbstractionStarter]: At program point L4696(line 4696) the Hoare annotation is: true [2018-11-23 12:33:29,237 INFO L451 ceAbstractionStarter]: At program point L4711(line 4711) the Hoare annotation is: true [2018-11-23 12:33:29,237 INFO L448 ceAbstractionStarter]: For program point L4711-1(line 4711) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L451 ceAbstractionStarter]: At program point L4713(line 4713) the Hoare annotation is: true [2018-11-23 12:33:29,238 INFO L451 ceAbstractionStarter]: At program point L4713-1(line 4713) the Hoare annotation is: true [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point L4676-1(line 4676) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L451 ceAbstractionStarter]: At program point L4676(line 4676) the Hoare annotation is: true [2018-11-23 12:33:29,238 INFO L451 ceAbstractionStarter]: At program point ldv_scsi_unregister_device_handler_31ENTRY(lines 5933 5944) the Hoare annotation is: true [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_unregister_device_handler_31FINAL(lines 5933 5944) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_unregister_device_handler_31EXIT(lines 5933 5944) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L444 ceAbstractionStarter]: At program point ldv_scsi_unregister_device_handler_33ENTRY(lines 5955 5966) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_unregister_device_handler_33FINAL(lines 5955 5966) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_unregister_device_handler_33EXIT(lines 5955 5966) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,238 INFO L448 ceAbstractionStarter]: For program point queue_workEXIT(lines 4381 4389) no Hoare annotation was computed. [2018-11-23 12:33:29,244 INFO L448 ceAbstractionStarter]: For program point L4386-1(line 4386) no Hoare annotation was computed. [2018-11-23 12:33:29,244 INFO L451 ceAbstractionStarter]: At program point queue_workENTRY(lines 4381 4389) the Hoare annotation is: true [2018-11-23 12:33:29,244 INFO L448 ceAbstractionStarter]: For program point queue_workFINAL(lines 4381 4389) no Hoare annotation was computed. [2018-11-23 12:33:29,244 INFO L451 ceAbstractionStarter]: At program point L4386(line 4386) the Hoare annotation is: true [2018-11-23 12:33:29,244 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point ldv_memsetFINAL(lines 4148 4156) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point L4153-1(line 4153) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point L4153(line 4153) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point ldv_memsetENTRY(lines 4148 4156) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point ldv_memsetEXIT(lines 4148 4156) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point spinlock_checkENTRY(lines 4333 4340) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point spinlock_checkEXIT(lines 4333 4340) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point spinlock_checkFINAL(lines 4333 4340) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point L5152-1(line 5152) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point rdac_prep_fnFINAL(lines 5145 5163) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point L5155-2(lines 5155 5160) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point L5152(line 5152) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point rdac_prep_fnENTRY(lines 5145 5163) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point L5155(lines 5155 5160) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point rdac_prep_fnEXIT(lines 5145 5163) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point ldv_scsi_device_handler_2ENTRY(lines 5570 5579) the Hoare annotation is: true [2018-11-23 12:33:29,245 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_device_handler_2EXIT(lines 5570 5579) no Hoare annotation was computed. [2018-11-23 12:33:29,245 INFO L451 ceAbstractionStarter]: At program point L5575(line 5575) the Hoare annotation is: true [2018-11-23 12:33:29,246 INFO L448 ceAbstractionStarter]: For program point L5575-1(line 5575) no Hoare annotation was computed. [2018-11-23 12:33:29,246 INFO L448 ceAbstractionStarter]: For program point ldv_scsi_device_handler_2FINAL(lines 5570 5579) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L451 ceAbstractionStarter]: At program point L5791(line 5791) the Hoare annotation is: true [2018-11-23 12:33:29,252 INFO L451 ceAbstractionStarter]: At program point ERR_PTRENTRY(lines 5786 5794) the Hoare annotation is: true [2018-11-23 12:33:29,252 INFO L448 ceAbstractionStarter]: For program point L5791-1(line 5791) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L448 ceAbstractionStarter]: For program point ERR_PTREXIT(lines 5786 5794) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L448 ceAbstractionStarter]: For program point ERR_PTRFINAL(lines 5786 5794) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L451 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 5795 5803) the Hoare annotation is: true [2018-11-23 12:33:29,252 INFO L448 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 5795 5803) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L448 ceAbstractionStarter]: For program point L5800-1(line 5800) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L448 ceAbstractionStarter]: For program point IS_ERREXIT(lines 5795 5803) no Hoare annotation was computed. [2018-11-23 12:33:29,252 INFO L451 ceAbstractionStarter]: At program point L5800(line 5800) the Hoare annotation is: true [2018-11-23 12:33:29,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:33:29 BoogieIcfgContainer [2018-11-23 12:33:29,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:33:29,265 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:33:29,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:33:29,266 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:33:29,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:00" (3/4) ... [2018-11-23 12:33:29,269 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_mode_select [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_activate [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_bus_attach [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure submit_inquiry [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_splice_init [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_bus_detach [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_empty [2018-11-23 12:33:29,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure initialize_controller [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_ptr [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock_9 [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_sub [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_match [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_init [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_get [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_init [2018-11-23 12:33:29,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_scsi_register_device_handler_30 [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure work_init_1 [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_splice [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_work_1 [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_workqueue_32 [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_exit [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_mode_select [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_device_tpgs [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure invoke_work_1 [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure check_ownership [2018-11-23 12:33:29,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mode_select_handle_sense [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_failover_get [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_rdac_data [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_controller [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_add_return [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_queue_work_on_15 [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure call_and_disable_all_1 [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_work_1 [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_err_ptr [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock_5 [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_rdac_req [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_lun_info [2018-11-23 12:33:29,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_check_sense [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_sub_and_test [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure send_mode_select [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_flush_workqueue_29 [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kref_put [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_controller [2018-11-23 12:33:29,280 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_scsi_unregister_device_handler_31 [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_scsi_unregister_device_handler_33 [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_work [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdac_prep_fn [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_scsi_device_handler_2 [2018-11-23 12:33:29,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ERR_PTR [2018-11-23 12:33:29,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-23 12:33:29,319 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1327 nodes and edges [2018-11-23 12:33:29,322 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 641 nodes and edges [2018-11-23 12:33:29,324 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 306 nodes and edges [2018-11-23 12:33:29,326 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 148 nodes and edges [2018-11-23 12:33:29,328 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 74 nodes and edges [2018-11-23 12:33:29,330 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2018-11-23 12:33:29,332 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 12:33:29,333 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 12:33:29,335 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 12:33:29,362 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0bv32 == \old(ldv_state_variable_2)) || !(\old(ldv_spin) == 0bv32)) || ldv_spin == 0bv32 [2018-11-23 12:33:29,363 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((r == 0bv32 || !(0bv32 == \old(ldv_state_variable_2))) || !(ldv_spin == 0bv32)) || ldv_state_variable_2 == 0bv32 [2018-11-23 12:33:29,363 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || (!(0bv32 == err) && ldv_spin == 0bv32) [2018-11-23 12:33:29,364 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2018-11-23 12:33:29,366 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || (!(0bv32 == err) && ldv_spin == 0bv32) [2018-11-23 12:33:29,366 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2018-11-23 12:33:29,369 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2018-11-23 12:33:29,484 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4edd5b85-c94e-43da-aac5-b61c8b053951/bin-2019/utaipan/witness.graphml [2018-11-23 12:33:29,484 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:33:29,485 INFO L168 Benchmark]: Toolchain (without parser) took 61281.78 ms. Allocated memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: 1.8 GB). Free memory was 939.0 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 642.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:33:29,486 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:33:29,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1322.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 939.0 MB in the beginning and 1.0 GB in the end (delta: -77.4 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:33:29,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:33:29,486 INFO L168 Benchmark]: Boogie Preprocessor took 198.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 956.0 MB in the end (delta: 55.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:33:29,487 INFO L168 Benchmark]: RCFGBuilder took 31155.12 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 956.0 MB in the beginning and 1.6 GB in the end (delta: -636.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 12:33:29,487 INFO L168 Benchmark]: TraceAbstraction took 28316.66 ms. Allocated memory was 2.5 GB in the beginning and 2.9 GB in the end (delta: 324.5 MB). Free memory was 1.6 GB in the beginning and 2.2 GB in the end (delta: -564.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:33:29,487 INFO L168 Benchmark]: Witness Printer took 218.81 ms. Allocated memory is still 2.9 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:33:29,489 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1322.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 939.0 MB in the beginning and 1.0 GB in the end (delta: -77.4 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 198.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 956.0 MB in the end (delta: 55.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 31155.12 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 956.0 MB in the beginning and 1.6 GB in the end (delta: -636.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * TraceAbstraction took 28316.66 ms. Allocated memory was 2.5 GB in the beginning and 2.9 GB in the end (delta: 324.5 MB). Free memory was 1.6 GB in the beginning and 2.2 GB in the end (delta: -564.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 218.81 ms. Allocated memory is still 2.9 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5973]: 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: 5641]: Loop Invariant Derived loop invariant: (!(0bv32 == \old(ldv_state_variable_2)) || !(\old(ldv_spin) == 0bv32)) || ldv_spin == 0bv32 - InvariantResult [Line: 4669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4963]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 4963]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 4302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5392]: Loop Invariant Derived loop invariant: ((r == 0bv32 || !(0bv32 == \old(ldv_state_variable_2))) || !(ldv_spin == 0bv32)) || ldv_state_variable_2 == 0bv32 - InvariantResult [Line: 5309]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || (!(0bv32 == err) && ldv_spin == 0bv32) - InvariantResult [Line: 4894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5309]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || (!(0bv32 == err) && ldv_spin == 0bv32) - InvariantResult [Line: 4725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5456]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 4894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4963]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5096]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 5096]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 4586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4963]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 4586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5641]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 75 procedures, 678 locations, 1 error locations. SAFE Result, 28.2s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 15.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 8847 SDtfs, 1025 SDslu, 33206 SDs, 0 SdLazy, 307 SolverSat, 26 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 12.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1811 GetRequests, 1759 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=949occurred in iteration=8, 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: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 68 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 234 LocationsWithAnnotation, 5444 PreInvPairs, 5513 NumberOfFragments, 992 HoareAnnotationTreeSize, 5444 FomulaSimplifications, 299 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 234 FomulaSimplificationsInter, 1756 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 1.6s SsaConstructionTime, 7.7s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1808 NumberOfCodeBlocks, 1808 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1798 ConstructedInterpolants, 0 QuantifiedInterpolants, 414628 SizeOfPredicates, 19 NumberOfNonLiveVariables, 26874 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 746/746 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...