./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 45c1c6816369a3277a13d357d0fd8c9f0eb095eb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 45c1c6816369a3277a13d357d0fd8c9f0eb095eb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:54:09,495 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:54:09,496 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:54:09,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:54:09,503 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:54:09,503 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:54:09,504 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:54:09,504 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:54:09,505 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:54:09,506 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:54:09,506 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:54:09,507 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:54:09,507 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:54:09,508 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:54:09,509 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:54:09,509 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:54:09,510 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:54:09,511 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:54:09,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:54:09,513 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:54:09,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:54:09,514 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:54:09,516 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:54:09,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:54:09,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:54:09,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:54:09,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:54:09,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:54:09,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:54:09,519 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:54:09,519 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:54:09,519 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:54:09,519 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:54:09,519 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:54:09,520 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:54:09,520 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:54:09,520 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 13:54:09,530 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:54:09,530 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:54:09,531 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:54:09,531 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:54:09,531 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:54:09,531 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:54:09,531 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:54:09,531 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 13:54:09,532 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:54:09,532 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:54:09,532 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 13:54:09,532 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 13:54:09,532 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 13:54:09,532 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:54:09,533 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:54:09,533 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:54:09,533 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:54:09,533 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:54:09,533 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:54:09,533 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:54:09,533 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:54:09,534 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:54:09,534 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:54:09,534 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:54:09,534 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:54:09,534 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:54:09,534 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:54:09,534 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:54:09,535 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 13:54:09,535 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 13:54:09,535 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_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 -> 45c1c6816369a3277a13d357d0fd8c9f0eb095eb [2018-11-18 13:54:09,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:54:09,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:54:09,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:54:09,567 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:54:09,567 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:54:09,568 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 13:54:09,603 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/b6ea875a5/d9596c9b6c7f42d88f143a3019d799a7/FLAG63a579469 [2018-11-18 13:54:10,158 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:54:10,159 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 13:54:10,174 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/b6ea875a5/d9596c9b6c7f42d88f143a3019d799a7/FLAG63a579469 [2018-11-18 13:54:10,585 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/b6ea875a5/d9596c9b6c7f42d88f143a3019d799a7 [2018-11-18 13:54:10,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:54:10,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:54:10,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:54:10,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:54:10,590 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:54:10,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:54:10" (1/1) ... [2018-11-18 13:54:10,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337fdc4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:10, skipping insertion in model container [2018-11-18 13:54:10,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:54:10" (1/1) ... [2018-11-18 13:54:10,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:54:10,652 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:54:10,894 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3052] [2018-11-18 13:54:10,894 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3053-3054] [2018-11-18 13:54:11,466 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:54:11,497 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:54:11,536 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3052] [2018-11-18 13:54:11,537 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3053-3054] [2018-11-18 13:54:11,752 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:54:11,819 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:54:11,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11 WrapperNode [2018-11-18 13:54:11,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:54:11,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:54:11,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:54:11,820 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:54:11,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:54:11,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:54:11,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:54:11,869 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:54:11,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... [2018-11-18 13:54:11,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:54:11,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:54:11,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:54:11,963 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:54:11,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:54:12,014 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2018-11-18 13:54:12,014 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-18 13:54:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-18 13:54:12,014 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-11-18 13:54:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-11-18 13:54:12,014 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-18 13:54:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2018-11-18 13:54:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-18 13:54:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 13:54:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 13:54:12,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 13:54:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2018-11-18 13:54:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2018-11-18 13:54:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2018-11-18 13:54:12,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 13:54:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 13:54:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-18 13:54:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-18 13:54:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2018-11-18 13:54:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2018-11-18 13:54:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2018-11-18 13:54:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2018-11-18 13:54:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 13:54:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2018-11-18 13:54:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2018-11-18 13:54:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2018-11-18 13:54:12,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2018-11-18 13:54:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-18 13:54:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:54:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2018-11-18 13:54:12,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2018-11-18 13:54:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-18 13:54:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 13:54:12,018 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 13:54:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 13:54:12,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 13:54:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-18 13:54:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 13:54:12,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 13:54:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-18 13:54:12,023 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-18 13:54:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2018-11-18 13:54:12,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2018-11-18 13:54:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:54:12,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:54:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2018-11-18 13:54:12,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2018-11-18 13:54:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-11-18 13:54:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2018-11-18 13:54:12,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2018-11-18 13:54:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2018-11-18 13:54:12,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2018-11-18 13:54:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2018-11-18 13:54:12,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2018-11-18 13:54:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2018-11-18 13:54:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2018-11-18 13:54:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2018-11-18 13:54:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2018-11-18 13:54:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-18 13:54:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-18 13:54:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-11-18 13:54:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-11-18 13:54:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 13:54:12,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 13:54:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:54:12,026 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:54:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-18 13:54:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:54:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2018-11-18 13:54:12,026 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2018-11-18 13:54:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 13:54:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2018-11-18 13:54:12,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2018-11-18 13:54:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:54:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2018-11-18 13:54:12,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2018-11-18 13:54:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2018-11-18 13:54:12,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2018-11-18 13:54:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2018-11-18 13:54:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2018-11-18 13:54:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2018-11-18 13:54:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2018-11-18 13:54:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 13:54:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 13:54:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-18 13:54:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-18 13:54:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2018-11-18 13:54:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2018-11-18 13:54:12,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2018-11-18 13:54:12,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2018-11-18 13:54:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2018-11-18 13:54:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2018-11-18 13:54:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 13:54:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2018-11-18 13:54:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2018-11-18 13:54:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2018-11-18 13:54:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2018-11-18 13:54:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2018-11-18 13:54:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2018-11-18 13:54:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 13:54:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2018-11-18 13:54:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2018-11-18 13:54:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 13:54:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 13:54:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-18 13:54:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:54:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:54:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2018-11-18 13:54:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2018-11-18 13:54:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 13:54:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 13:54:15,947 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:54:15,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:54:15 BoogieIcfgContainer [2018-11-18 13:54:15,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:54:15,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:54:15,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:54:15,951 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:54:15,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:54:10" (1/3) ... [2018-11-18 13:54:15,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132210e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:54:15, skipping insertion in model container [2018-11-18 13:54:15,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:11" (2/3) ... [2018-11-18 13:54:15,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132210e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:54:15, skipping insertion in model container [2018-11-18 13:54:15,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:54:15" (3/3) ... [2018-11-18 13:54:15,954 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 13:54:15,962 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:54:15,969 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:54:15,981 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:54:16,010 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:54:16,010 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:54:16,011 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:54:16,011 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:54:16,011 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:54:16,011 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:54:16,011 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:54:16,011 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:54:16,034 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states. [2018-11-18 13:54:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 13:54:16,051 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:16,052 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:16,054 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:16,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:16,059 INFO L82 PathProgramCache]: Analyzing trace with hash -1826507476, now seen corresponding path program 1 times [2018-11-18 13:54:16,061 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:16,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:16,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:16,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:16,105 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:18,704 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:54:18,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:18,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:18,706 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:18,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:18,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:18,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:18,725 INFO L87 Difference]: Start difference. First operand 641 states. Second operand 3 states. [2018-11-18 13:54:18,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:18,948 INFO L93 Difference]: Finished difference Result 1535 states and 2165 transitions. [2018-11-18 13:54:18,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:18,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2018-11-18 13:54:18,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:18,969 INFO L225 Difference]: With dead ends: 1535 [2018-11-18 13:54:18,970 INFO L226 Difference]: Without dead ends: 863 [2018-11-18 13:54:18,977 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:18,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-11-18 13:54:19,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 856. [2018-11-18 13:54:19,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-11-18 13:54:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1175 transitions. [2018-11-18 13:54:19,060 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1175 transitions. Word has length 113 [2018-11-18 13:54:19,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:19,061 INFO L480 AbstractCegarLoop]: Abstraction has 856 states and 1175 transitions. [2018-11-18 13:54:19,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1175 transitions. [2018-11-18 13:54:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 13:54:19,067 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:19,067 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:19,067 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:19,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:19,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1376544440, now seen corresponding path program 1 times [2018-11-18 13:54:19,068 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:19,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:19,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:19,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:19,071 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-18 13:54:21,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:21,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:21,493 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:21,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:21,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:21,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:21,495 INFO L87 Difference]: Start difference. First operand 856 states and 1175 transitions. Second operand 3 states. [2018-11-18 13:54:21,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:21,555 INFO L93 Difference]: Finished difference Result 1709 states and 2361 transitions. [2018-11-18 13:54:21,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:21,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-11-18 13:54:21,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:21,561 INFO L225 Difference]: With dead ends: 1709 [2018-11-18 13:54:21,562 INFO L226 Difference]: Without dead ends: 876 [2018-11-18 13:54:21,565 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:21,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2018-11-18 13:54:21,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 858. [2018-11-18 13:54:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 858 states. [2018-11-18 13:54:21,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1177 transitions. [2018-11-18 13:54:21,598 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1177 transitions. Word has length 167 [2018-11-18 13:54:21,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:21,599 INFO L480 AbstractCegarLoop]: Abstraction has 858 states and 1177 transitions. [2018-11-18 13:54:21,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:21,599 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1177 transitions. [2018-11-18 13:54:21,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 13:54:21,605 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:21,605 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:21,605 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:21,605 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:21,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1650871407, now seen corresponding path program 1 times [2018-11-18 13:54:21,605 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:21,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:21,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:21,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:21,607 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:23,958 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 13:54:23,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:23,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:23,959 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:23,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:23,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:23,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:23,960 INFO L87 Difference]: Start difference. First operand 858 states and 1177 transitions. Second operand 3 states. [2018-11-18 13:54:24,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:24,018 INFO L93 Difference]: Finished difference Result 1713 states and 2363 transitions. [2018-11-18 13:54:24,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:24,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2018-11-18 13:54:24,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:24,024 INFO L225 Difference]: With dead ends: 1713 [2018-11-18 13:54:24,024 INFO L226 Difference]: Without dead ends: 878 [2018-11-18 13:54:24,027 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:24,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2018-11-18 13:54:24,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 872. [2018-11-18 13:54:24,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 872 states. [2018-11-18 13:54:24,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1197 transitions. [2018-11-18 13:54:24,059 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1197 transitions. Word has length 176 [2018-11-18 13:54:24,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:24,059 INFO L480 AbstractCegarLoop]: Abstraction has 872 states and 1197 transitions. [2018-11-18 13:54:24,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:24,059 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1197 transitions. [2018-11-18 13:54:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:54:24,064 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:24,064 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:24,064 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:24,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:24,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1350204223, now seen corresponding path program 1 times [2018-11-18 13:54:24,065 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:24,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:24,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:24,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:24,067 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:26,403 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 13:54:26,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:26,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:54:26,404 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:26,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:54:26,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:54:26,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:54:26,405 INFO L87 Difference]: Start difference. First operand 872 states and 1197 transitions. Second operand 5 states. [2018-11-18 13:54:26,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:26,465 INFO L93 Difference]: Finished difference Result 1735 states and 2387 transitions. [2018-11-18 13:54:26,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 13:54:26,465 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 177 [2018-11-18 13:54:26,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:26,470 INFO L225 Difference]: With dead ends: 1735 [2018-11-18 13:54:26,470 INFO L226 Difference]: Without dead ends: 886 [2018-11-18 13:54:26,473 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:54:26,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2018-11-18 13:54:26,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 886. [2018-11-18 13:54:26,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2018-11-18 13:54:26,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1211 transitions. [2018-11-18 13:54:26,503 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1211 transitions. Word has length 177 [2018-11-18 13:54:26,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:26,504 INFO L480 AbstractCegarLoop]: Abstraction has 886 states and 1211 transitions. [2018-11-18 13:54:26,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:54:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1211 transitions. [2018-11-18 13:54:26,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 13:54:26,508 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:26,508 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:26,508 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:26,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:26,508 INFO L82 PathProgramCache]: Analyzing trace with hash 919287422, now seen corresponding path program 1 times [2018-11-18 13:54:26,508 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:26,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:26,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:26,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:26,510 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:29,083 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 13:54:29,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:29,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:29,084 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:29,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:29,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:29,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:29,085 INFO L87 Difference]: Start difference. First operand 886 states and 1211 transitions. Second operand 3 states. [2018-11-18 13:54:29,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:29,127 INFO L93 Difference]: Finished difference Result 1781 states and 2455 transitions. [2018-11-18 13:54:29,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:29,128 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2018-11-18 13:54:29,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:29,133 INFO L225 Difference]: With dead ends: 1781 [2018-11-18 13:54:29,133 INFO L226 Difference]: Without dead ends: 918 [2018-11-18 13:54:29,137 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:29,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2018-11-18 13:54:29,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 918. [2018-11-18 13:54:29,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 918 states. [2018-11-18 13:54:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1263 transitions. [2018-11-18 13:54:29,174 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1263 transitions. Word has length 177 [2018-11-18 13:54:29,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:29,175 INFO L480 AbstractCegarLoop]: Abstraction has 918 states and 1263 transitions. [2018-11-18 13:54:29,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1263 transitions. [2018-11-18 13:54:29,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 13:54:29,180 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:29,180 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:29,180 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:29,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:29,181 INFO L82 PathProgramCache]: Analyzing trace with hash -849173715, now seen corresponding path program 1 times [2018-11-18 13:54:29,181 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:29,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:29,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:29,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:29,183 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:31,693 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 13:54:31,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:31,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:54:31,694 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:31,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:54:31,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:54:31,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:54:31,695 INFO L87 Difference]: Start difference. First operand 918 states and 1263 transitions. Second operand 5 states. [2018-11-18 13:54:31,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:31,807 INFO L93 Difference]: Finished difference Result 1837 states and 2545 transitions. [2018-11-18 13:54:31,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 13:54:31,807 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 187 [2018-11-18 13:54:31,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:31,812 INFO L225 Difference]: With dead ends: 1837 [2018-11-18 13:54:31,812 INFO L226 Difference]: Without dead ends: 942 [2018-11-18 13:54:31,815 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:54:31,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2018-11-18 13:54:31,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 930. [2018-11-18 13:54:31,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 930 states. [2018-11-18 13:54:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 930 states and 1281 transitions. [2018-11-18 13:54:31,845 INFO L78 Accepts]: Start accepts. Automaton has 930 states and 1281 transitions. Word has length 187 [2018-11-18 13:54:31,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:31,845 INFO L480 AbstractCegarLoop]: Abstraction has 930 states and 1281 transitions. [2018-11-18 13:54:31,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:54:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1281 transitions. [2018-11-18 13:54:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 13:54:31,850 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:31,850 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:31,850 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:31,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:31,850 INFO L82 PathProgramCache]: Analyzing trace with hash -867026549, now seen corresponding path program 1 times [2018-11-18 13:54:31,850 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:31,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:31,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:31,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:31,852 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:34,279 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-18 13:54:34,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:34,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:54:34,279 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:34,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:54:34,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:54:34,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:54:34,280 INFO L87 Difference]: Start difference. First operand 930 states and 1281 transitions. Second operand 5 states. [2018-11-18 13:54:34,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:34,323 INFO L93 Difference]: Finished difference Result 1925 states and 2683 transitions. [2018-11-18 13:54:34,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:54:34,324 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 187 [2018-11-18 13:54:34,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:34,327 INFO L225 Difference]: With dead ends: 1925 [2018-11-18 13:54:34,327 INFO L226 Difference]: Without dead ends: 1018 [2018-11-18 13:54:34,330 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:54:34,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2018-11-18 13:54:34,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 938. [2018-11-18 13:54:34,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2018-11-18 13:54:34,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1289 transitions. [2018-11-18 13:54:34,352 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1289 transitions. Word has length 187 [2018-11-18 13:54:34,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:34,352 INFO L480 AbstractCegarLoop]: Abstraction has 938 states and 1289 transitions. [2018-11-18 13:54:34,352 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:54:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1289 transitions. [2018-11-18 13:54:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 13:54:34,355 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:34,356 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:34,356 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:34,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:34,356 INFO L82 PathProgramCache]: Analyzing trace with hash -896174556, now seen corresponding path program 1 times [2018-11-18 13:54:34,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:34,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:34,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:34,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:34,358 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:36,608 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-18 13:54:36,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:36,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:54:36,608 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:36,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:54:36,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:54:36,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:54:36,609 INFO L87 Difference]: Start difference. First operand 938 states and 1289 transitions. Second operand 4 states. [2018-11-18 13:54:36,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:36,658 INFO L93 Difference]: Finished difference Result 1893 states and 2643 transitions. [2018-11-18 13:54:36,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:54:36,658 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 256 [2018-11-18 13:54:36,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:36,663 INFO L225 Difference]: With dead ends: 1893 [2018-11-18 13:54:36,663 INFO L226 Difference]: Without dead ends: 978 [2018-11-18 13:54:36,666 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:54:36,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2018-11-18 13:54:36,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 942. [2018-11-18 13:54:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 942 states. [2018-11-18 13:54:36,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1293 transitions. [2018-11-18 13:54:36,698 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1293 transitions. Word has length 256 [2018-11-18 13:54:36,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:36,698 INFO L480 AbstractCegarLoop]: Abstraction has 942 states and 1293 transitions. [2018-11-18 13:54:36,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:54:36,698 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1293 transitions. [2018-11-18 13:54:36,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 13:54:36,703 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:36,703 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:36,703 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:36,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:36,704 INFO L82 PathProgramCache]: Analyzing trace with hash 836535656, now seen corresponding path program 1 times [2018-11-18 13:54:36,704 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:36,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:36,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:36,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:36,705 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-18 13:54:39,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:39,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:39,215 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:54:39,215 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:39,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:39,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:39,216 INFO L87 Difference]: Start difference. First operand 942 states and 1293 transitions. Second operand 3 states. [2018-11-18 13:54:39,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:39,262 INFO L93 Difference]: Finished difference Result 1873 states and 2609 transitions. [2018-11-18 13:54:39,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:39,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 262 [2018-11-18 13:54:39,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:39,267 INFO L225 Difference]: With dead ends: 1873 [2018-11-18 13:54:39,267 INFO L226 Difference]: Without dead ends: 954 [2018-11-18 13:54:39,270 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:39,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-18 13:54:39,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 946. [2018-11-18 13:54:39,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-11-18 13:54:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1297 transitions. [2018-11-18 13:54:39,300 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1297 transitions. Word has length 262 [2018-11-18 13:54:39,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:39,300 INFO L480 AbstractCegarLoop]: Abstraction has 946 states and 1297 transitions. [2018-11-18 13:54:39,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:39,300 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1297 transitions. [2018-11-18 13:54:39,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-18 13:54:39,305 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:39,305 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:39,305 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:39,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:39,306 INFO L82 PathProgramCache]: Analyzing trace with hash 4540836, now seen corresponding path program 1 times [2018-11-18 13:54:39,306 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:54:39,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:39,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:39,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:54:39,308 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:54:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 13:54:41,727 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:54:41,728 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:54:41,728 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 269 with the following transitions: [2018-11-18 13:54:41,730 INFO L202 CegarAbsIntRunner]: [18], [19], [20], [21], [22], [23], [26], [27], [32], [34], [36], [38], [40], [42], [45], [48], [69], [82], [95], [106], [109], [112], [152], [155], [158], [170], [173], [176], [178], [181], [189], [221], [222], [268], [269], [270], [271], [272], [273], [301], [302], [303], [308], [312], [314], [318], [322], [325], [327], [332], [336], [339], [343], [345], [366], [368], [369], [397], [399], [402], [409], [411], [416], [418], [423], [426], [434], [436], [439], [443], [454], [456], [459], [524], [525], [527], [529], [530], [531], [533], [536], [539], [556], [557], [562], [572], [596], [597], [761], [803], [812], [833], [835], [838], [840], [844], [986], [988], [990], [993], [1010], [1014], [1016], [1019], [1022], [1024], [1027], [1039], [1041], [1084], [1085], [1086], [1091], [1093], [1098], [1100], [1103], [1118], [1148], [1149], [1150], [1152], [1155], [1174], [1181], [1183], [1184], [1231], [1234], [1238], [1340], [1342], [1344], [1345], [1356], [1357], [1358], [1359], [1360], [1361], [1362], [1363], [1372], [1380], [1381], [1408], [1410], [1411], [1412], [1413], [1414], [1415], [1416], [1417], [1420], [1421], [1422], [1423], [1430], [1431], [1432], [1433], [1434], [1435], [1436], [1437], [1438], [1442], [1443], [1458], [1459], [1460], [1461], [1462], [1463], [1464], [1465], [1466], [1467], [1478], [1479], [1518], [1526], [1527], [1528], [1529], [1552], [1553], [1556], [1557], [1564], [1565], [1566], [1567], [1574], [1575], [1606], [1607], [1608], [1610], [1611], [1612], [1613] [2018-11-18 13:54:41,768 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:54:41,768 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:54:41,921 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:429) 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:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) 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:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.computeFixpoint(TermConjunctEvaluator.java:198) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$1(TermConjunctEvaluator.java:150) 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 [2018-11-18 13:54:41,924 INFO L168 Benchmark]: Toolchain (without parser) took 31336.47 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 443.0 MB). Free memory was 952.8 MB in the beginning and 1.3 GB in the end (delta: -298.4 MB). Peak memory consumption was 144.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:41,925 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:54:41,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1231.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 235.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:41,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:54:41,926 INFO L168 Benchmark]: Boogie Preprocessor took 94.09 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: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:41,926 INFO L168 Benchmark]: RCFGBuilder took 3985.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 965.5 MB in the end (delta: 153.4 MB). Peak memory consumption was 272.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:41,927 INFO L168 Benchmark]: TraceAbstraction took 25974.66 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 240.1 MB). Free memory was 965.5 MB in the beginning and 1.3 GB in the end (delta: -285.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:54:41,930 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1231.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). Peak memory consumption was 235.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.09 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: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3985.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 965.5 MB in the end (delta: 153.4 MB). Peak memory consumption was 272.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25974.66 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 240.1 MB). Free memory was 965.5 MB in the beginning and 1.3 GB in the end (delta: -285.7 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 0.1.23-5842f4b [2018-11-18 13:54:43,331 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:54:43,332 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:54:43,341 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:54:43,341 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:54:43,341 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:54:43,342 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:54:43,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:54:43,345 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:54:43,345 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:54:43,346 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:54:43,346 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:54:43,347 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:54:43,348 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:54:43,349 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:54:43,349 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:54:43,350 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:54:43,351 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:54:43,353 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:54:43,354 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:54:43,355 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:54:43,356 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:54:43,357 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:54:43,357 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:54:43,357 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:54:43,358 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:54:43,359 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:54:43,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:54:43,360 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:54:43,361 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:54:43,361 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:54:43,362 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:54:43,362 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:54:43,362 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:54:43,363 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:54:43,364 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:54:43,364 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 13:54:43,374 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:54:43,374 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:54:43,375 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:54:43,375 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:54:43,375 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:54:43,375 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:54:43,376 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:54:43,376 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:54:43,376 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:54:43,376 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:54:43,376 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:54:43,377 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:54:43,378 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:54:43,378 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:54:43,378 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:54:43,378 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:54:43,378 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:54:43,378 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:54:43,378 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:54:43,378 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:54:43,379 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 13:54:43,379 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:54:43,379 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:54:43,379 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:54:43,379 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_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 -> 45c1c6816369a3277a13d357d0fd8c9f0eb095eb [2018-11-18 13:54:43,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:54:43,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:54:43,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:54:43,422 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:54:43,423 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:54:43,423 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 13:54:43,470 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/1e91abb52/c4ec71f1ce4e46d2a74ed3534ee5087b/FLAGb069eefe7 [2018-11-18 13:54:43,940 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:54:43,940 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 13:54:43,957 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/1e91abb52/c4ec71f1ce4e46d2a74ed3534ee5087b/FLAGb069eefe7 [2018-11-18 13:54:44,234 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/data/1e91abb52/c4ec71f1ce4e46d2a74ed3534ee5087b [2018-11-18 13:54:44,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:54:44,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:54:44,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:54:44,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:54:44,240 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:54:44,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:54:44" (1/1) ... [2018-11-18 13:54:44,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602a1d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:44, skipping insertion in model container [2018-11-18 13:54:44,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:54:44" (1/1) ... [2018-11-18 13:54:44,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:54:44,301 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:54:44,561 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3052] [2018-11-18 13:54:44,561 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3053-3054] [2018-11-18 13:54:45,160 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:54:45,284 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:54:45,323 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3052] [2018-11-18 13:54:45,324 WARN L1122 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3053-3054] [2018-11-18 13:54:45,535 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:54:45,600 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:54:45,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45 WrapperNode [2018-11-18 13:54:45,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:54:45,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:54:45,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:54:45,601 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:54:45,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:54:45,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:54:45,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:54:45,644 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:54:45,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... [2018-11-18 13:54:45,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:54:45,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:54:45,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:54:45,743 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:54:45,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:54:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2018-11-18 13:54:45,790 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-18 13:54:45,790 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-18 13:54:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-11-18 13:54:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-11-18 13:54:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-18 13:54:45,791 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-18 13:54:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 13:54:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2018-11-18 13:54:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-18 13:54:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2018-11-18 13:54:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2018-11-18 13:54:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:54:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 13:54:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 13:54:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-18 13:54:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-18 13:54:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 13:54:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 13:54:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 13:54:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 13:54:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 13:54:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2018-11-18 13:54:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2018-11-18 13:54:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2018-11-18 13:54:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-18 13:54:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2018-11-18 13:54:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2018-11-18 13:54:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 13:54:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 13:54:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-18 13:54:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-18 13:54:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2018-11-18 13:54:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2018-11-18 13:54:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2018-11-18 13:54:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2018-11-18 13:54:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 13:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2018-11-18 13:54:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2018-11-18 13:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2018-11-18 13:54:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2018-11-18 13:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-18 13:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2018-11-18 13:54:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2018-11-18 13:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-18 13:54:45,795 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 13:54:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 13:54:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 13:54:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 13:54:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 13:54:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-18 13:54:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 13:54:45,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 13:54:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 13:54:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-18 13:54:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-18 13:54:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2018-11-18 13:54:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2018-11-18 13:54:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:54:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:54:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2018-11-18 13:54:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2018-11-18 13:54:45,797 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-11-18 13:54:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2018-11-18 13:54:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2018-11-18 13:54:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2018-11-18 13:54:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2018-11-18 13:54:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2018-11-18 13:54:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2018-11-18 13:54:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2018-11-18 13:54:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2018-11-18 13:54:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2018-11-18 13:54:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2018-11-18 13:54:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-18 13:54:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-18 13:54:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-11-18 13:54:45,799 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-11-18 13:54:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 13:54:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:54:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2018-11-18 13:54:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2018-11-18 13:54:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2018-11-18 13:54:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2018-11-18 13:54:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2018-11-18 13:54:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2018-11-18 13:54:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2018-11-18 13:54:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 13:54:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-18 13:54:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-18 13:54:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-18 13:54:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2018-11-18 13:54:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2018-11-18 13:54:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2018-11-18 13:54:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2018-11-18 13:54:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2018-11-18 13:54:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2018-11-18 13:54:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2018-11-18 13:54:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2018-11-18 13:54:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2018-11-18 13:54:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 13:54:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 13:54:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-18 13:54:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-18 13:54:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-18 13:54:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2018-11-18 13:54:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2018-11-18 13:54:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2018-11-18 13:54:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-18 13:54:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2018-11-18 13:54:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2018-11-18 13:54:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2018-11-18 13:54:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2018-11-18 13:54:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2018-11-18 13:54:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2018-11-18 13:54:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2018-11-18 13:54:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2018-11-18 13:54:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 13:54:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2018-11-18 13:54:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2018-11-18 13:54:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 13:54:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 13:54:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-18 13:54:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:54:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:54:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2018-11-18 13:54:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2018-11-18 13:54:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 13:54:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 13:54:53,036 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:54:53,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:54:53 BoogieIcfgContainer [2018-11-18 13:54:53,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:54:53,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:54:53,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:54:53,040 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:54:53,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:54:44" (1/3) ... [2018-11-18 13:54:53,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab3ae6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:54:53, skipping insertion in model container [2018-11-18 13:54:53,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:54:45" (2/3) ... [2018-11-18 13:54:53,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab3ae6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:54:53, skipping insertion in model container [2018-11-18 13:54:53,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:54:53" (3/3) ... [2018-11-18 13:54:53,043 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 13:54:53,051 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:54:53,059 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:54:53,072 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:54:53,100 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:54:53,101 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:54:53,101 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:54:53,101 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:54:53,102 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:54:53,102 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:54:53,102 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:54:53,102 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:54:53,102 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:54:53,125 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states. [2018-11-18 13:54:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 13:54:53,140 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:53,141 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:53,143 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:53,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:53,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1826507476, now seen corresponding path program 1 times [2018-11-18 13:54:53,153 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 13:54:53,153 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 [2018-11-18 13:54:53,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:53,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:54:53,529 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 13:54:53,530 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 13:54:53,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:53,540 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:53,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:53,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:53,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:53,553 INFO L87 Difference]: Start difference. First operand 641 states. Second operand 3 states. [2018-11-18 13:54:53,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:53,837 INFO L93 Difference]: Finished difference Result 1535 states and 2165 transitions. [2018-11-18 13:54:53,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:53,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2018-11-18 13:54:53,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:53,855 INFO L225 Difference]: With dead ends: 1535 [2018-11-18 13:54:53,856 INFO L226 Difference]: Without dead ends: 863 [2018-11-18 13:54:53,863 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:53,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-11-18 13:54:53,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 856. [2018-11-18 13:54:53,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-11-18 13:54:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1175 transitions. [2018-11-18 13:54:53,980 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1175 transitions. Word has length 113 [2018-11-18 13:54:53,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:53,980 INFO L480 AbstractCegarLoop]: Abstraction has 856 states and 1175 transitions. [2018-11-18 13:54:53,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1175 transitions. [2018-11-18 13:54:53,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 13:54:53,987 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:53,988 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:53,988 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:53,988 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:53,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1376544440, now seen corresponding path program 1 times [2018-11-18 13:54:53,989 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 13:54:53,989 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 [2018-11-18 13:54:54,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:54,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:54:54,337 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 13:54:54,337 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 13:54:54,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:54,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:54,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:54,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:54,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:54,342 INFO L87 Difference]: Start difference. First operand 856 states and 1175 transitions. Second operand 3 states. [2018-11-18 13:54:54,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:54,393 INFO L93 Difference]: Finished difference Result 1709 states and 2359 transitions. [2018-11-18 13:54:54,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:54,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-11-18 13:54:54,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:54,400 INFO L225 Difference]: With dead ends: 1709 [2018-11-18 13:54:54,400 INFO L226 Difference]: Without dead ends: 876 [2018-11-18 13:54:54,403 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:54,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2018-11-18 13:54:54,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 870. [2018-11-18 13:54:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 870 states. [2018-11-18 13:54:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 870 states and 1195 transitions. [2018-11-18 13:54:54,441 INFO L78 Accepts]: Start accepts. Automaton has 870 states and 1195 transitions. Word has length 167 [2018-11-18 13:54:54,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:54,442 INFO L480 AbstractCegarLoop]: Abstraction has 870 states and 1195 transitions. [2018-11-18 13:54:54,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1195 transitions. [2018-11-18 13:54:54,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 13:54:54,446 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:54,447 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:54,447 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:54,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:54,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1989593478, now seen corresponding path program 1 times [2018-11-18 13:54:54,449 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 13:54:54,449 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 [2018-11-18 13:54:54,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:54,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:54:54,854 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 13:54:54,854 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 13:54:54,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:54,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:54,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:54,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:54,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:54,857 INFO L87 Difference]: Start difference. First operand 870 states and 1195 transitions. Second operand 3 states. [2018-11-18 13:54:54,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:54,893 INFO L93 Difference]: Finished difference Result 1718 states and 2366 transitions. [2018-11-18 13:54:54,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:54,893 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2018-11-18 13:54:54,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:54,897 INFO L225 Difference]: With dead ends: 1718 [2018-11-18 13:54:54,897 INFO L226 Difference]: Without dead ends: 871 [2018-11-18 13:54:54,899 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:54,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2018-11-18 13:54:54,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 871. [2018-11-18 13:54:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 871 states. [2018-11-18 13:54:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1196 transitions. [2018-11-18 13:54:54,923 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1196 transitions. Word has length 168 [2018-11-18 13:54:54,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:54,923 INFO L480 AbstractCegarLoop]: Abstraction has 871 states and 1196 transitions. [2018-11-18 13:54:54,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1196 transitions. [2018-11-18 13:54:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 13:54:54,926 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:54,926 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:54:54,926 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:54,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:54,927 INFO L82 PathProgramCache]: Analyzing trace with hash 773439752, now seen corresponding path program 1 times [2018-11-18 13:54:54,927 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 13:54:54,927 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 [2018-11-18 13:54:54,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:55,219 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:54:55,263 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 13:54:55,263 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 13:54:55,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:55,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:55,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:55,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:55,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:55,267 INFO L87 Difference]: Start difference. First operand 871 states and 1196 transitions. Second operand 3 states. [2018-11-18 13:54:55,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:55,332 INFO L93 Difference]: Finished difference Result 1727 states and 2414 transitions. [2018-11-18 13:54:55,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:55,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2018-11-18 13:54:55,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:55,337 INFO L225 Difference]: With dead ends: 1727 [2018-11-18 13:54:55,337 INFO L226 Difference]: Without dead ends: 879 [2018-11-18 13:54:55,340 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:55,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2018-11-18 13:54:55,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 873. [2018-11-18 13:54:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 873 states. [2018-11-18 13:54:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 1198 transitions. [2018-11-18 13:54:55,369 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 1198 transitions. Word has length 168 [2018-11-18 13:54:55,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:55,370 INFO L480 AbstractCegarLoop]: Abstraction has 873 states and 1198 transitions. [2018-11-18 13:54:55,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1198 transitions. [2018-11-18 13:54:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 13:54:55,375 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:54:55,375 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2018-11-18 13:54:55,375 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:54:55,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:54:55,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1716704135, now seen corresponding path program 1 times [2018-11-18 13:54:55,376 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 13:54:55,376 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/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 [2018-11-18 13:54:55,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:54:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:54:55,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:54:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 13:54:55,827 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 13:54:55,830 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:54:55,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:54:55,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:54:55,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:54:55,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:55,830 INFO L87 Difference]: Start difference. First operand 873 states and 1198 transitions. Second operand 3 states. [2018-11-18 13:54:55,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:54:55,847 INFO L93 Difference]: Finished difference Result 873 states and 1198 transitions. [2018-11-18 13:54:55,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:54:55,847 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2018-11-18 13:54:55,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:54:55,848 INFO L225 Difference]: With dead ends: 873 [2018-11-18 13:54:55,848 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:54:55,850 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:54:55,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:54:55,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:54:55,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:54:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:54:55,851 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2018-11-18 13:54:55,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:54:55,851 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:54:55,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:54:55,851 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:54:55,851 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:54:55,854 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:54:56,767 INFO L428 ceAbstractionStarter]: At program point L3392(line 3392) the Hoare annotation is: true [2018-11-18 13:54:56,767 INFO L425 ceAbstractionStarter]: For program point L3393(lines 3393 3402) no Hoare annotation was computed. [2018-11-18 13:54:56,767 INFO L425 ceAbstractionStarter]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2018-11-18 13:54:56,767 INFO L425 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 3381 3405) no Hoare annotation was computed. [2018-11-18 13:54:56,767 INFO L428 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 3381 3405) the Hoare annotation is: true [2018-11-18 13:54:56,767 INFO L428 ceAbstractionStarter]: At program point L3396(line 3396) the Hoare annotation is: true [2018-11-18 13:54:56,767 INFO L425 ceAbstractionStarter]: For program point L3397(lines 3397 3401) no Hoare annotation was computed. [2018-11-18 13:54:56,767 INFO L425 ceAbstractionStarter]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2018-11-18 13:54:56,767 INFO L425 ceAbstractionStarter]: For program point L3397-2(lines 3393 3402) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 3381 3405) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point atomic_setEXIT(lines 3159 3167) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L428 ceAbstractionStarter]: At program point atomic_setENTRY(lines 3159 3167) the Hoare annotation is: true [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point atomic_setFINAL(lines 3159 3167) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point write_regFINAL(lines 3475 3483) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L428 ceAbstractionStarter]: At program point write_regENTRY(lines 3475 3483) the Hoare annotation is: true [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point write_regEXIT(lines 3475 3483) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point register_chrdevFINAL(lines 3346 3355) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L428 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 3346 3355) the Hoare annotation is: true [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 3346 3355) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point atomic_incEXIT(lines 3168 3176) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L428 ceAbstractionStarter]: At program point atomic_incENTRY(lines 3168 3176) the Hoare annotation is: true [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point atomic_incFINAL(lines 3168 3176) no Hoare annotation was computed. [2018-11-18 13:54:56,768 INFO L425 ceAbstractionStarter]: For program point status_regEXIT(lines 3457 3465) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L428 ceAbstractionStarter]: At program point status_regENTRY(lines 3457 3465) the Hoare annotation is: true [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point status_regFINAL(lines 3457 3465) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L428 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3191 3194) the Hoare annotation is: true [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point __kmallocFINAL(lines 3191 3194) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point L3193-1(line 3193) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L428 ceAbstractionStarter]: At program point L3193(line 3193) the Hoare annotation is: true [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3191 3194) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point L5056-2(lines 5054 5067) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point L5056(lines 5056 5060) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L421 ceAbstractionStarter]: At program point L4957(line 4957) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point L4957-1(line 4957) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 4914 5088) no Hoare annotation was computed. [2018-11-18 13:54:56,769 INFO L421 ceAbstractionStarter]: At program point L4949(line 4949) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L4949-1(line 4949) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L428 ceAbstractionStarter]: At program point L4974(line 4974) the Hoare annotation is: true [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L5040(line 5040) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L421 ceAbstractionStarter]: At program point L4941(line 4941) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L4974-1(line 4974) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L4941-1(line 4941) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L5032(line 5032) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L5024(line 5024) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L428 ceAbstractionStarter]: At program point L5082(lines 4940 5087) the Hoare annotation is: true [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L5041(lines 5041 5077) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L425 ceAbstractionStarter]: For program point L4967(lines 4967 5081) no Hoare annotation was computed. [2018-11-18 13:54:56,770 INFO L428 ceAbstractionStarter]: At program point L5033(line 5033) the Hoare annotation is: true [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L5025(lines 5025 5030) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 4914 5088) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L4968(line 4968) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L428 ceAbstractionStarter]: At program point L5026(line 5026) the Hoare annotation is: true [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L5026-1(line 5026) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 4914 5088) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L5043(lines 5043 5073) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L4969(lines 4969 5038) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L4986(line 4986) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L5011(line 5011) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L5044(line 5044) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L5003(line 5003) no Hoare annotation was computed. [2018-11-18 13:54:56,771 INFO L425 ceAbstractionStarter]: For program point L4995(line 4995) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L4987(lines 4987 4993) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L5053(line 5053) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L5045(lines 5045 5051) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L5012(lines 5012 5022) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L4971(lines 4971 5034) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L5004(lines 5004 5009) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L4996(lines 4996 5001) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L5054(lines 5054 5069) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L421 ceAbstractionStarter]: At program point L4955(line 4955) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L4988-1(line 4988) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L425 ceAbstractionStarter]: For program point L4955-1(line 4955) no Hoare annotation was computed. [2018-11-18 13:54:56,772 INFO L428 ceAbstractionStarter]: At program point L4988(line 4988) the Hoare annotation is: true [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L5079(line 5079) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L428 ceAbstractionStarter]: At program point L5046(line 5046) the Hoare annotation is: true [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L4980-1(line 4980) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L428 ceAbstractionStarter]: At program point L5013(line 5013) the Hoare annotation is: true [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L5046-1(line 5046) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L428 ceAbstractionStarter]: At program point L4980(line 4980) the Hoare annotation is: true [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L5013-1(line 5013) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L5071(line 5071) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L4972(line 4972) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L428 ceAbstractionStarter]: At program point L5063(lines 4940 5087) the Hoare annotation is: true [2018-11-18 13:54:56,773 INFO L428 ceAbstractionStarter]: At program point L4997(line 4997) the Hoare annotation is: true [2018-11-18 13:54:56,773 INFO L425 ceAbstractionStarter]: For program point L4997-1(line 4997) no Hoare annotation was computed. [2018-11-18 13:54:56,773 INFO L428 ceAbstractionStarter]: At program point L5055(line 5055) the Hoare annotation is: true [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point L5055-1(line 5055) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point L5014(lines 5014 5019) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L428 ceAbstractionStarter]: At program point L5080(line 5080) the Hoare annotation is: true [2018-11-18 13:54:56,774 INFO L428 ceAbstractionStarter]: At program point L5072(line 5072) the Hoare annotation is: true [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point L4973-2(lines 4971 5034) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point L4973(lines 4973 4978) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point DRIVEFINAL(lines 3484 3491) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3484 3491) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L428 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3484 3491) the Hoare annotation is: true [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 3358 3366) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 3358 3366) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L428 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 3358 3366) the Hoare annotation is: true [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 3289 3297) no Hoare annotation was computed. [2018-11-18 13:54:56,774 INFO L425 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3289 3297) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3289 3297) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3603-1(line 3603) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point pt_completionFINAL(lines 3586 3625) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point L3603(line 3603) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3601-1(line 3601) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point L3601(line 3601) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3608(lines 3608 3612) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point L3606(line 3606) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3608-2(lines 3602 3618) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point L3604(line 3604) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3606-1(line 3606) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3602(lines 3602 3620) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3604-1(line 3604) no Hoare annotation was computed. [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point L3600(line 3600) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L428 ceAbstractionStarter]: At program point L3602-1(lines 3602 3620) the Hoare annotation is: true [2018-11-18 13:54:56,775 INFO L425 ceAbstractionStarter]: For program point L3600-1(line 3600) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point pt_completionEXIT(lines 3586 3625) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point L3623(line 3623) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point L3621(line 3621) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point L3623-2(line 3623) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L428 ceAbstractionStarter]: At program point pt_completionENTRY(lines 3586 3625) the Hoare annotation is: true [2018-11-18 13:54:56,776 INFO L428 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point read_regFINAL(lines 3466 3474) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point read_regEXIT(lines 3466 3474) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L428 ceAbstractionStarter]: At program point read_regENTRY(lines 3466 3474) the Hoare annotation is: true [2018-11-18 13:54:56,776 INFO L428 ceAbstractionStarter]: At program point atomic_dec_and_testENTRY(lines 3177 3186) the Hoare annotation is: true [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point atomic_dec_and_testFINAL(lines 3177 3186) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point atomic_dec_and_testEXIT(lines 3177 3186) no Hoare annotation was computed. [2018-11-18 13:54:56,776 INFO L425 ceAbstractionStarter]: For program point pt_sleepEXIT(lines 3723 3731) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point pt_sleepENTRY(lines 3723 3731) the Hoare annotation is: true [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point pt_sleepFINAL(lines 3723 3731) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point L3794-1(line 3794) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point pt_media_access_cmdFINAL(lines 3781 3797) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point L3788(line 3788) the Hoare annotation is: true [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point L3786(line 3786) the Hoare annotation is: true [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point L3787(lines 3787 3792) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point L3786-1(line 3786) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point pt_media_access_cmdENTRY(lines 3781 3797) the Hoare annotation is: true [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point L3794(line 3794) the Hoare annotation is: true [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point pt_media_access_cmdEXIT(lines 3781 3797) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point pt_write_fmEXIT(lines 3819 3839) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point L3836(line 3836) the Hoare annotation is: true [2018-11-18 13:54:56,777 INFO L425 ceAbstractionStarter]: For program point L3836-1(line 3836) no Hoare annotation was computed. [2018-11-18 13:54:56,777 INFO L428 ceAbstractionStarter]: At program point pt_write_fmENTRY(lines 3819 3839) the Hoare annotation is: true [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point pt_write_fmFINAL(lines 3819 3839) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20EXIT(lines 5123 5132) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point L5128-1(line 5128) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L421 ceAbstractionStarter]: At program point L5128(line 5128) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,778 INFO L421 ceAbstractionStarter]: At program point ldv_unregister_chrdev_20ENTRY(lines 5123 5132) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20FINAL(lines 5123 5132) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 3134 3141) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L428 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 3134 3141) the Hoare annotation is: true [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 3134 3141) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L428 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3217 3234) the Hoare annotation is: true [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point L3225(lines 3225 3232) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 3217 3234) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3217 3234) no Hoare annotation was computed. [2018-11-18 13:54:56,778 INFO L425 ceAbstractionStarter]: For program point iminorEXIT(lines 3335 3342) no Hoare annotation was computed. [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point iminorENTRY(lines 3335 3342) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L425 ceAbstractionStarter]: For program point iminorFINAL(lines 3335 3342) no Hoare annotation was computed. [2018-11-18 13:54:56,779 INFO L425 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 5135 5147) no Hoare annotation was computed. [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 5135 5147) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L421 ceAbstractionStarter]: At program point L5143(line 5143) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,779 INFO L425 ceAbstractionStarter]: For program point L5143-1(lines 5135 5147) no Hoare annotation was computed. [2018-11-18 13:54:56,779 INFO L425 ceAbstractionStarter]: For program point L5140(lines 5140 5144) no Hoare annotation was computed. [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point L3863(line 3863) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point L3892(lines 3853 3923) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point pt_resetENTRY(lines 3840 3924) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L425 ceAbstractionStarter]: For program point L3872(lines 3872 3881) no Hoare annotation was computed. [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point L3905(lines 3897 3918) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L428 ceAbstractionStarter]: At program point L3868(lines 3853 3923) the Hoare annotation is: true [2018-11-18 13:54:56,779 INFO L425 ceAbstractionStarter]: For program point L3864(line 3864) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point L3897(lines 3897 3920) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point L3897-2(lines 3897 3920) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point L3873-1(line 3873) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3873(line 3873) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point L3902(line 3902) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point L3861-1(line 3861) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3861(line 3861) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3890(lines 3853 3923) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3882(lines 3853 3923) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point pt_resetEXIT(lines 3840 3924) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point L3874(lines 3874 3878) no Hoare annotation was computed. [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3907(lines 3897 3918) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3862(line 3862) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L428 ceAbstractionStarter]: At program point L3862-1(line 3862) the Hoare annotation is: true [2018-11-18 13:54:56,780 INFO L425 ceAbstractionStarter]: For program point pt_resetFINAL(lines 3840 3924) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3887(line 3887) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3912(lines 3912 3916) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L428 ceAbstractionStarter]: At program point L3875(lines 3853 3923) the Hoare annotation is: true [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point pt_ready_waitEXIT(lines 3925 3971) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L428 ceAbstractionStarter]: At program point L3964(lines 3931 3970) the Hoare annotation is: true [2018-11-18 13:54:56,781 INFO L428 ceAbstractionStarter]: At program point pt_ready_waitENTRY(lines 3925 3971) the Hoare annotation is: true [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point pt_ready_waitFINAL(lines 3925 3971) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L428 ceAbstractionStarter]: At program point L3961-1(lines 3931 3970) the Hoare annotation is: true [2018-11-18 13:54:56,781 INFO L428 ceAbstractionStarter]: At program point L3961(line 3961) the Hoare annotation is: true [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3955(lines 3955 3959) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3950(lines 3950 3954) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3948(line 3948) no Hoare annotation was computed. [2018-11-18 13:54:56,781 INFO L428 ceAbstractionStarter]: At program point L3948-2(line 3948) the Hoare annotation is: true [2018-11-18 13:54:56,781 INFO L425 ceAbstractionStarter]: For program point L3948-3(line 3948) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4288-2(lines 4288 4293) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L428 ceAbstractionStarter]: At program point L4321(line 4321) the Hoare annotation is: true [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4288(line 4288) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4321-1(line 4321) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4284-1(line 4284) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L428 ceAbstractionStarter]: At program point L4284(line 4284) the Hoare annotation is: true [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4309-2(lines 4309 4313) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4309(line 4309) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L428 ceAbstractionStarter]: At program point L4301(line 4301) the Hoare annotation is: true [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4301-1(line 4301) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L428 ceAbstractionStarter]: At program point L4314(line 4314) the Hoare annotation is: true [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4314-1(line 4314) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L428 ceAbstractionStarter]: At program point pt_openENTRY(lines 4273 4337) the Hoare annotation is: true [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point L4323(lines 4323 4328) no Hoare annotation was computed. [2018-11-18 13:54:56,782 INFO L425 ceAbstractionStarter]: For program point pt_openEXIT(lines 4273 4337) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4315(lines 4315 4319) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4315-2(lines 4315 4319) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4303(lines 4303 4307) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point pt_openFINAL(lines 4273 4337) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L428 ceAbstractionStarter]: At program point L4295(line 4295) the Hoare annotation is: true [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4295-1(line 4295) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4333(line 4333) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4296(lines 4296 4300) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L428 ceAbstractionStarter]: At program point L4325(lines 4283 4336) the Hoare annotation is: true [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4119(lines 4119 4123) no Hoare annotation was computed. [2018-11-18 13:54:56,783 INFO L428 ceAbstractionStarter]: At program point L4119-2(lines 4119 4123) the Hoare annotation is: true [2018-11-18 13:54:56,783 INFO L425 ceAbstractionStarter]: For program point L4111-1(line 4111) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L428 ceAbstractionStarter]: At program point L4111(line 4111) the Hoare annotation is: true [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4107(line 4107) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4136(lines 4136 4145) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4136-2(lines 4136 4145) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4128(line 4128) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4095(lines 4095 4105) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4124(line 4124) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point pt_identifyFINAL(lines 4034 4148) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4112(lines 4112 4116) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L428 ceAbstractionStarter]: At program point L4112-2(lines 4112 4116) the Hoare annotation is: true [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point pt_identifyEXIT(lines 4034 4148) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L428 ceAbstractionStarter]: At program point pt_identifyENTRY(lines 4034 4148) the Hoare annotation is: true [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4096(lines 4096 4101) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4129(lines 4129 4133) no Hoare annotation was computed. [2018-11-18 13:54:56,784 INFO L425 ceAbstractionStarter]: For program point L4096-2(lines 4096 4101) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4129-2(lines 4129 4133) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L428 ceAbstractionStarter]: At program point L4088(line 4088) the Hoare annotation is: true [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4088-1(line 4088) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4117(line 4117) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L428 ceAbstractionStarter]: At program point L4130(line 4130) the Hoare annotation is: true [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4130-1(line 4130) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4089(lines 4089 4093) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4118(lines 4118 4127) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L428 ceAbstractionStarter]: At program point L4118-2(lines 4118 4127) the Hoare annotation is: true [2018-11-18 13:54:56,785 INFO L428 ceAbstractionStarter]: At program point L4106(line 4106) the Hoare annotation is: true [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4139(lines 4139 4143) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L428 ceAbstractionStarter]: At program point L4106-1(line 4106) the Hoare annotation is: true [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point L4139-2(lines 4139 4143) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L425 ceAbstractionStarter]: For program point ldv_file_operations_1EXIT(lines 4901 4913) no Hoare annotation was computed. [2018-11-18 13:54:56,785 INFO L428 ceAbstractionStarter]: At program point L4907(line 4907) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point L4907-1(line 4907) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point L4909(line 4909) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point L4909-1(line 4909) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point ldv_file_operations_1ENTRY(lines 4901 4913) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point ldv_file_operations_1FINAL(lines 4901 4913) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point pt_commandENTRY(lines 3544 3585) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point L3574(line 3574) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point pt_commandFINAL(lines 3544 3585) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point L3575(lines 3575 3581) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point L3574-1(line 3574) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point L3568(lines 3568 3573) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point L3566(line 3566) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L425 ceAbstractionStarter]: For program point L3567(line 3567) no Hoare annotation was computed. [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point L3564(line 3564) the Hoare annotation is: true [2018-11-18 13:54:56,786 INFO L428 ceAbstractionStarter]: At program point L3565(line 3565) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point L3564-1(line 3564) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point L3558(lines 3558 3563) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point L3556(line 3556) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point L3557(line 3557) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point L3555-1(line 3555) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point pt_commandEXIT(lines 3544 3585) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point L3555(line 3555) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point L3556-1(line 3556) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point pt_waitEXIT(lines 3492 3543) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point L3514(lines 3502 3542) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point L3510(lines 3510 3520) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point L3508(lines 3502 3542) the Hoare annotation is: true [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point L3531-1(lines 3531 3536) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L425 ceAbstractionStarter]: For program point L3525-1(line 3525) no Hoare annotation was computed. [2018-11-18 13:54:56,787 INFO L428 ceAbstractionStarter]: At program point pt_waitENTRY(lines 3492 3543) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L428 ceAbstractionStarter]: At program point L3525(line 3525) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L3523-1(line 3523) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L428 ceAbstractionStarter]: At program point L3523(line 3523) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L428 ceAbstractionStarter]: At program point L3521(lines 3502 3542) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L3509(line 3509) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point pt_waitFINAL(lines 3492 3543) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L3526(lines 3526 3530) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L428 ceAbstractionStarter]: At program point L3524(line 3524) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L3526-2(lines 3522 3538) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L3524-1(line 3524) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L428 ceAbstractionStarter]: At program point L4767(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L428 ceAbstractionStarter]: At program point L4734(lines 4734 4735) the Hoare annotation is: true [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L4635(lines 4635 4639) no Hoare annotation was computed. [2018-11-18 13:54:56,788 INFO L425 ceAbstractionStarter]: For program point L4734-1(lines 4734 4735) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4702(line 4702) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4628-1(line 4628) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L428 ceAbstractionStarter]: At program point L4628(line 4628) the Hoare annotation is: true [2018-11-18 13:54:56,789 INFO L428 ceAbstractionStarter]: At program point L4711(line 4711) the Hoare annotation is: true [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4711-1(line 4711) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4703(lines 4703 4707) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4736(lines 4736 4741) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L428 ceAbstractionStarter]: At program point L4761(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,789 INFO L428 ceAbstractionStarter]: At program point pt_writeENTRY(lines 4585 4770) the Hoare annotation is: true [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4629(lines 4629 4633) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L428 ceAbstractionStarter]: At program point L4753(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point L4621(lines 4621 4625) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L425 ceAbstractionStarter]: For program point pt_writeFINAL(lines 4585 4770) no Hoare annotation was computed. [2018-11-18 13:54:56,789 INFO L421 ceAbstractionStarter]: At program point L4671(lines 4666 4680) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,789 INFO L428 ceAbstractionStarter]: At program point L4704(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,790 INFO L428 ceAbstractionStarter]: At program point L4663(line 4663) the Hoare annotation is: true [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4729-2(lines 4729 4733) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4663-1(line 4663) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point pt_writeEXIT(lines 4585 4770) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4729(lines 4729 4733) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4655(lines 4655 4659) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L428 ceAbstractionStarter]: At program point L4688-1(line 4688) the Hoare annotation is: true [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4688-2(lines 4688 4689) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L428 ceAbstractionStarter]: At program point L4746(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4655-2(lines 4655 4659) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4713(lines 4713 4719) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L428 ceAbstractionStarter]: At program point L4763(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,790 INFO L428 ceAbstractionStarter]: At program point L4697-2(lines 4697 4701) the Hoare annotation is: true [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4664-2(lines 4606 4769) no Hoare annotation was computed. [2018-11-18 13:54:56,790 INFO L425 ceAbstractionStarter]: For program point L4697(lines 4697 4701) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4664(lines 4664 4680) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4648(line 4648) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4640(lines 4640 4644) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4723(lines 4723 4727) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4690(lines 4690 4696) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4756(lines 4756 4760) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4723-2(lines 4723 4727) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L428 ceAbstractionStarter]: At program point L4682(line 4682) the Hoare annotation is: true [2018-11-18 13:54:56,791 INFO L428 ceAbstractionStarter]: At program point L4748(lines 4606 4769) the Hoare annotation is: true [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4649(lines 4649 4653) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4682-1(line 4682) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L425 ceAbstractionStarter]: For program point L4674(lines 4674 4678) no Hoare annotation was computed. [2018-11-18 13:54:56,791 INFO L421 ceAbstractionStarter]: At program point L4675(lines 4666 4680) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L4708-1(line 4708) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L428 ceAbstractionStarter]: At program point L4708(line 4708) the Hoare annotation is: true [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L4692-1(line 4692) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L4626(lines 4626 4639) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L428 ceAbstractionStarter]: At program point L4692(line 4692) the Hoare annotation is: true [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L4626-2(lines 4626 4639) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L428 ceAbstractionStarter]: At program point L4709(line 4709) the Hoare annotation is: true [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L4709-1(line 4709) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 3406 3430) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L428 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 3406 3430) the Hoare annotation is: true [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L3422(lines 3422 3426) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L3421-1(line 3421) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L425 ceAbstractionStarter]: For program point L3422-2(lines 3418 3427) no Hoare annotation was computed. [2018-11-18 13:54:56,792 INFO L428 ceAbstractionStarter]: At program point L3421(line 3421) the Hoare annotation is: true [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 3406 3430) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point L3418(lines 3418 3427) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point L3417-1(line 3417) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L428 ceAbstractionStarter]: At program point L3417(line 3417) the Hoare annotation is: true [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 3280 3288) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 3280 3288) the Hoare annotation is: true [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3286) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 3280 3288) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point pt_ioctlFINAL(lines 4338 4375) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L428 ceAbstractionStarter]: At program point L4350(line 4350) the Hoare annotation is: true [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point L4350-1(line 4350) no Hoare annotation was computed. [2018-11-18 13:54:56,793 INFO L425 ceAbstractionStarter]: For program point L4348(lines 4348 4373) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L428 ceAbstractionStarter]: At program point pt_ioctlENTRY(lines 4338 4375) the Hoare annotation is: true [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4371(line 4371) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4367(line 4367) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L428 ceAbstractionStarter]: At program point L4359(line 4359) the Hoare annotation is: true [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4359-1(line 4359) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4357(line 4357) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4351(lines 4351 4355) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4349-2(line 4349) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point pt_ioctlEXIT(lines 4338 4375) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4349(line 4349) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4364-1(line 4364) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4362(line 4362) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L428 ceAbstractionStarter]: At program point L4364(line 4364) the Hoare annotation is: true [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L4356(lines 4356 4370) no Hoare annotation was computed. [2018-11-18 13:54:56,794 INFO L428 ceAbstractionStarter]: At program point kmallocENTRY(lines 5089 5098) the Hoare annotation is: true [2018-11-18 13:54:56,794 INFO L425 ceAbstractionStarter]: For program point L5095(line 5095) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point kmallocFINAL(lines 5089 5098) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point L5094(line 5094) the Hoare annotation is: true [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point kmallocEXIT(lines 5089 5098) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point L5094-1(line 5094) the Hoare annotation is: true [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 3298 3305) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3298 3305) the Hoare annotation is: true [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3298 3305) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point atomic_readFINAL(lines 3151 3158) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point atomic_readEXIT(lines 3151 3158) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point atomic_readENTRY(lines 3151 3158) the Hoare annotation is: true [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point pt_probeENTRY(lines 4149 4187) the Hoare annotation is: true [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point L4179-1(line 4179) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point L4179(line 4179) the Hoare annotation is: true [2018-11-18 13:54:56,795 INFO L425 ceAbstractionStarter]: For program point L4177-1(line 4177) no Hoare annotation was computed. [2018-11-18 13:54:56,795 INFO L428 ceAbstractionStarter]: At program point L4177(line 4177) the Hoare annotation is: true [2018-11-18 13:54:56,796 INFO L428 ceAbstractionStarter]: At program point L4171(lines 4157 4176) the Hoare annotation is: true [2018-11-18 13:54:56,796 INFO L428 ceAbstractionStarter]: At program point L4169(lines 4157 4176) the Hoare annotation is: true [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4163-1(line 4163) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L428 ceAbstractionStarter]: At program point L4163(line 4163) the Hoare annotation is: true [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4161(line 4161) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4157(lines 4157 4184) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4157-2(lines 4157 4184) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point pt_probeEXIT(lines 4149 4187) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4178(lines 4178 4183) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4170(lines 4170 4174) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point pt_probeFINAL(lines 4149 4187) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4162(lines 4162 4167) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4511(lines 4511 4515) no Hoare annotation was computed. [2018-11-18 13:54:56,796 INFO L428 ceAbstractionStarter]: At program point L4478(line 4478) the Hoare annotation is: true [2018-11-18 13:54:56,796 INFO L428 ceAbstractionStarter]: At program point L4577(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,796 INFO L425 ceAbstractionStarter]: For program point L4478-1(line 4478) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L428 ceAbstractionStarter]: At program point L4511-2(lines 4511 4515) the Hoare annotation is: true [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4470(lines 4470 4474) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L428 ceAbstractionStarter]: At program point L4503-1(line 4503) the Hoare annotation is: true [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4503-2(line 4503) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4470-2(lines 4470 4474) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L428 ceAbstractionStarter]: At program point pt_readENTRY(lines 4405 4584) the Hoare annotation is: true [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4479(lines 4479 4495) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4545-2(lines 4545 4549) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4545(lines 4545 4549) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point pt_readFINAL(lines 4405 4584) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4570(lines 4570 4574) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4479-2(lines 4426 4583) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4537-2(lines 4537 4541) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4537(lines 4537 4541) no Hoare annotation was computed. [2018-11-18 13:54:56,797 INFO L425 ceAbstractionStarter]: For program point L4504(lines 4504 4510) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L428 ceAbstractionStarter]: At program point L4562(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4463(line 4463) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4455(lines 4455 4459) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L428 ceAbstractionStarter]: At program point L4497(line 4497) the Hoare annotation is: true [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4464(lines 4464 4468) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4497-1(line 4497) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L428 ceAbstractionStarter]: At program point L4522(line 4522) the Hoare annotation is: true [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4489(lines 4489 4493) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4522-1(line 4522) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L428 ceAbstractionStarter]: At program point L4506(line 4506) the Hoare annotation is: true [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4506-1(line 4506) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L428 ceAbstractionStarter]: At program point L4523(line 4523) the Hoare annotation is: true [2018-11-18 13:54:56,798 INFO L421 ceAbstractionStarter]: At program point L4490(lines 4481 4495) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,798 INFO L425 ceAbstractionStarter]: For program point L4523-1(line 4523) no Hoare annotation was computed. [2018-11-18 13:54:56,798 INFO L428 ceAbstractionStarter]: At program point L4581(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point pt_readEXIT(lines 4405 4584) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4441-2(lines 4441 4454) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4441(lines 4441 4454) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4450(lines 4450 4454) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4516(line 4516) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L428 ceAbstractionStarter]: At program point L4525(line 4525) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4525-1(line 4525) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L428 ceAbstractionStarter]: At program point L4550(lines 4550 4551) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4517(lines 4517 4521) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4550-1(lines 4550 4551) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L428 ceAbstractionStarter]: At program point L4575(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L428 ceAbstractionStarter]: At program point L4443(line 4443) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4443-1(line 4443) no Hoare annotation was computed. [2018-11-18 13:54:56,799 INFO L428 ceAbstractionStarter]: At program point L4567(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L428 ceAbstractionStarter]: At program point L4518(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,799 INFO L425 ceAbstractionStarter]: For program point L4444(lines 4444 4448) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4527(lines 4527 4533) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L428 ceAbstractionStarter]: At program point L4560(lines 4426 4583) the Hoare annotation is: true [2018-11-18 13:54:56,800 INFO L421 ceAbstractionStarter]: At program point L4486(lines 4481 4495) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4552(lines 4552 4557) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L421 ceAbstractionStarter]: At program point L4251(line 4251) the Hoare annotation is: (or (not (= ~ldv_spin~0 (_ bv0 32))) (= (_ bv0 32) pt_detect_~specified~0)) [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L428 ceAbstractionStarter]: At program point L4210(line 4210) the Hoare annotation is: true [2018-11-18 13:54:56,800 INFO L428 ceAbstractionStarter]: At program point L4239(lines 4200 4271) the Hoare annotation is: true [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4210-1(line 4210) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point pt_detectFINAL(lines 4188 4272) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L428 ceAbstractionStarter]: At program point L4227(line 4227) the Hoare annotation is: true [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4227-1(line 4227) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4252(lines 4252 4257) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point L4228(lines 4228 4233) no Hoare annotation was computed. [2018-11-18 13:54:56,800 INFO L425 ceAbstractionStarter]: For program point pt_detectEXIT(lines 4188 4272) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L428 ceAbstractionStarter]: At program point L4241(lines 4200 4271) the Hoare annotation is: true [2018-11-18 13:54:56,801 INFO L428 ceAbstractionStarter]: At program point L4237(lines 4200 4271) the Hoare annotation is: true [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point L4250(lines 4250 4260) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point L4246(lines 4246 4263) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L428 ceAbstractionStarter]: At program point pt_detectENTRY(lines 4188 4272) the Hoare annotation is: true [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point L4217(lines 4217 4221) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point L4246-1(lines 4200 4271) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point L4226(lines 4226 4236) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point L3815-1(line 3815) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L428 ceAbstractionStarter]: At program point L3815(line 3815) the Hoare annotation is: true [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point pt_rewindEXIT(lines 3798 3818) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L428 ceAbstractionStarter]: At program point pt_rewindENTRY(lines 3798 3818) the Hoare annotation is: true [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point pt_rewindFINAL(lines 3798 3818) no Hoare annotation was computed. [2018-11-18 13:54:56,801 INFO L421 ceAbstractionStarter]: At program point L4887(lines 4859 4895) the Hoare annotation is: (= ~ldv_state_variable_1~0 (_ bv0 32)) [2018-11-18 13:54:56,801 INFO L425 ceAbstractionStarter]: For program point pt_exitFINAL(lines 4855 4896) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L421 ceAbstractionStarter]: At program point L4889(lines 4859 4895) the Hoare annotation is: (= ~ldv_state_variable_1~0 (_ bv0 32)) [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point L4881-2(lines 4881 4885) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L421 ceAbstractionStarter]: At program point pt_exitENTRY(lines 4855 4896) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point L4881(lines 4881 4885) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L421 ceAbstractionStarter]: At program point L4877(line 4877) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point L4877-1(line 4877) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point pt_exitEXIT(lines 4855 4896) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point L4863(lines 4863 4868) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point L4863-2(lines 4863 4868) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L421 ceAbstractionStarter]: At program point L4870(lines 4859 4895) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,802 INFO L421 ceAbstractionStarter]: At program point L4872(lines 4859 4895) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L425 ceAbstractionStarter]: For program point ldv_kmalloc_12EXIT(lines 3197 3205) no Hoare annotation was computed. [2018-11-18 13:54:56,802 INFO L428 ceAbstractionStarter]: At program point ldv_kmalloc_12ENTRY(lines 3197 3205) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point ldv_kmalloc_12FINAL(lines 3197 3205) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L428 ceAbstractionStarter]: At program point L3202(line 3202) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point L4796(lines 4796 4817) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L428 ceAbstractionStarter]: At program point L4825(lines 4781 4853) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point L4788-1(line 4788) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L428 ceAbstractionStarter]: At program point L4850(lines 4781 4853) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L428 ceAbstractionStarter]: At program point L4821(line 4821) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L421 ceAbstractionStarter]: At program point L4788(line 4788) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point L4821-1(line 4821) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L428 ceAbstractionStarter]: At program point L4809(lines 4796 4815) the Hoare annotation is: true [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point L4801-2(lines 4801 4805) no Hoare annotation was computed. [2018-11-18 13:54:56,803 INFO L425 ceAbstractionStarter]: For program point L4801(lines 4801 4805) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4822(lines 4822 4828) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4789(lines 4789 4794) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L428 ceAbstractionStarter]: At program point L4843(lines 4781 4853) the Hoare annotation is: true [2018-11-18 13:54:56,804 INFO L428 ceAbstractionStarter]: At program point L4823(line 4823) the Hoare annotation is: true [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4823-1(line 4823) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4782(lines 4782 4787) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L421 ceAbstractionStarter]: At program point pt_initENTRY(lines 4771 4854) the Hoare annotation is: (or (not (= (_ bv0 32) |old(~ldv_state_variable_1~0)|)) (not (= ~ldv_spin~0 (_ bv0 32))) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,804 INFO L428 ceAbstractionStarter]: At program point L4807(lines 4796 4815) the Hoare annotation is: true [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point pt_initEXIT(lines 4771 4854) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4832-2(lines 4832 4839) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4832(lines 4832 4839) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L428 ceAbstractionStarter]: At program point L4795(line 4795) the Hoare annotation is: true [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point L4795-1(line 4795) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L425 ceAbstractionStarter]: For program point pt_initFINAL(lines 4771 4854) no Hoare annotation was computed. [2018-11-18 13:54:56,804 INFO L428 ceAbstractionStarter]: At program point L4841(lines 4781 4853) the Hoare annotation is: true [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3710-1(lines 3691 3721) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L421 ceAbstractionStarter]: At program point L3704(lines 3695 3709) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,805 INFO L421 ceAbstractionStarter]: At program point L3700(lines 3695 3709) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,805 INFO L428 ceAbstractionStarter]: At program point L3692(line 3692) the Hoare annotation is: true [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3715(lines 3715 3719) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3711-1(line 3711) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L428 ceAbstractionStarter]: At program point L3711(line 3711) the Hoare annotation is: true [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3703(lines 3703 3707) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point pt_atapiEXIT(lines 3685 3722) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3693(lines 3693 3709) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L428 ceAbstractionStarter]: At program point pt_atapiENTRY(lines 3685 3722) the Hoare annotation is: true [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3693-2(lines 3691 3721) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point pt_atapiFINAL(lines 3685 3722) no Hoare annotation was computed. [2018-11-18 13:54:56,805 INFO L421 ceAbstractionStarter]: At program point L3716(line 3716) the Hoare annotation is: (or (not (= ~ldv_spin~0 (_ bv0 32))) (not (= (_ bv0 32) pt_atapi_~r~3))) [2018-11-18 13:54:56,805 INFO L425 ceAbstractionStarter]: For program point L3768(lines 3768 3772) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3766(lines 3740 3779) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3768-2(lines 3768 3772) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3762(lines 3740 3779) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point pt_poll_dscENTRY(lines 3732 3780) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3760(lines 3740 3779) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point pt_poll_dscEXIT(lines 3732 3780) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point L3752(line 3752) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3750(line 3750) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point L3750-1(line 3750) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point L3773(line 3773) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point pt_poll_dscFINAL(lines 3732 3780) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point L3755(lines 3755 3759) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L425 ceAbstractionStarter]: For program point L3753-1(line 3753) no Hoare annotation was computed. [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3753(line 3753) the Hoare annotation is: true [2018-11-18 13:54:56,806 INFO L428 ceAbstractionStarter]: At program point L3751-1(line 3751) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point L3751(line 3751) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point L3747(line 3747) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point L4026(lines 4017 4032) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point L4024(lines 4017 4032) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point xnEXIT(lines 4012 4033) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point xnENTRY(lines 4012 4033) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point xnFINAL(lines 4012 4033) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point L3246(line 3246) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point L3243(lines 3243 3250) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 3235 3252) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 3235 3252) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 3235 3252) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L428 ceAbstractionStarter]: At program point L4383(line 4383) the Hoare annotation is: true [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point L4383-1(line 4383) no Hoare annotation was computed. [2018-11-18 13:54:56,807 INFO L425 ceAbstractionStarter]: For program point L4384(lines 4384 4388) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L428 ceAbstractionStarter]: At program point pt_releaseENTRY(lines 4376 4404) the Hoare annotation is: true [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point pt_releaseEXIT(lines 4376 4404) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point pt_releaseFINAL(lines 4376 4404) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L428 ceAbstractionStarter]: At program point L4401(line 4401) the Hoare annotation is: true [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L4401-1(line 4401) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L428 ceAbstractionStarter]: At program point L4395(line 4395) the Hoare annotation is: true [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L4394(lines 4394 4398) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L428 ceAbstractionStarter]: At program point L4390(line 4390) the Hoare annotation is: true [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L4394-1(lines 4394 4398) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L4389(lines 4389 4393) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L4389-1(lines 4389 4393) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L3648(lines 3648 3664) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L3648-2(lines 3634 3683) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L3671(lines 3671 3681) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L3671-2(lines 3671 3681) no Hoare annotation was computed. [2018-11-18 13:54:56,808 INFO L425 ceAbstractionStarter]: For program point L3665-1(lines 3665 3669) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L421 ceAbstractionStarter]: At program point L3659(lines 3650 3664) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point pt_req_senseEXIT(lines 3626 3684) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L421 ceAbstractionStarter]: At program point L3655(lines 3650 3664) the Hoare annotation is: (not (= ~ldv_spin~0 (_ bv0 32))) [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point L3647-1(line 3647) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L428 ceAbstractionStarter]: At program point L3647(line 3647) the Hoare annotation is: true [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point L3672(lines 3672 3677) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point L3672-2(lines 3672 3677) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L428 ceAbstractionStarter]: At program point pt_req_senseENTRY(lines 3626 3684) the Hoare annotation is: true [2018-11-18 13:54:56,809 INFO L428 ceAbstractionStarter]: At program point L3666(line 3666) the Hoare annotation is: true [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point L3666-1(line 3666) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point pt_req_senseFINAL(lines 3626 3684) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point L3658(lines 3658 3662) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:54:56,809 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= ~ldv_state_variable_1~0 (_ bv0 32))) [2018-11-18 13:54:56,809 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:54:56,809 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L4003-2(lines 4003 4007) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point xsFINAL(lines 3972 4011) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L428 ceAbstractionStarter]: At program point xsENTRY(lines 3972 4011) the Hoare annotation is: true [2018-11-18 13:54:56,810 INFO L428 ceAbstractionStarter]: At program point L3998(lines 3980 4010) the Hoare annotation is: true [2018-11-18 13:54:56,810 INFO L428 ceAbstractionStarter]: At program point L3996(lines 3980 4010) the Hoare annotation is: true [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point xsEXIT(lines 3972 4011) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L3986(line 3986) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L3986-2(lines 3986 3994) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L3986-4(lines 3986 3994) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L4003(lines 4003 4007) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L428 ceAbstractionStarter]: At program point L5119(line 5119) the Hoare annotation is: true [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L5119-1(line 5119) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L428 ceAbstractionStarter]: At program point ldv_register_chrdev_19ENTRY(lines 5109 5122) the Hoare annotation is: true [2018-11-18 13:54:56,810 INFO L425 ceAbstractionStarter]: For program point L5116-1(line 5116) no Hoare annotation was computed. [2018-11-18 13:54:56,810 INFO L428 ceAbstractionStarter]: At program point L5116(line 5116) the Hoare annotation is: true [2018-11-18 13:54:56,811 INFO L425 ceAbstractionStarter]: For program point ldv_register_chrdev_19EXIT(lines 5109 5122) no Hoare annotation was computed. [2018-11-18 13:54:56,811 INFO L425 ceAbstractionStarter]: For program point ldv_register_chrdev_19FINAL(lines 5109 5122) no Hoare annotation was computed. [2018-11-18 13:54:56,811 INFO L428 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 3142 3150) the Hoare annotation is: true [2018-11-18 13:54:56,811 INFO L425 ceAbstractionStarter]: For program point L3147-1(line 3147) no Hoare annotation was computed. [2018-11-18 13:54:56,811 INFO L425 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 3142 3150) no Hoare annotation was computed. [2018-11-18 13:54:56,811 INFO L428 ceAbstractionStarter]: At program point L3147(line 3147) the Hoare annotation is: true [2018-11-18 13:54:56,811 INFO L425 ceAbstractionStarter]: For program point IS_ERREXIT(lines 3142 3150) no Hoare annotation was computed. [2018-11-18 13:54:56,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:54:56 BoogieIcfgContainer [2018-11-18 13:54:56,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:54:56,827 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:54:56,827 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:54:56,827 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:54:56,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:54:53" (3/4) ... [2018-11-18 13:54:56,831 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:54:56,837 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure register_chrdev [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_inc [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_completion [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2018-11-18 13:54:56,838 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_dec_and_test [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_sleep [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_media_access_cmd [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_write_fm [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure iminor [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_reset [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_ready_wait [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_open [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_identify [2018-11-18 13:54:56,839 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_file_operations_1 [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_command [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_wait [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_write [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_ioctl [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_probe [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_read [2018-11-18 13:54:56,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_detect [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_rewind [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_exit [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kmalloc_12 [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_init [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_atapi [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_poll_dsc [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure xn [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_release [2018-11-18 13:54:56,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pt_req_sense [2018-11-18 13:54:56,842 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2018-11-18 13:54:56,842 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_chrdev_19 [2018-11-18 13:54:56,842 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-18 13:54:56,864 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 290 nodes and edges [2018-11-18 13:54:56,866 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 136 nodes and edges [2018-11-18 13:54:56,868 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-18 13:54:56,870 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 13:54:56,871 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 13:54:56,873 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 13:54:56,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0bv32 == \old(ldv_state_variable_1)) || ldv_state_variable_1 == 0bv32 [2018-11-18 13:54:56,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0bv32 == \old(ldv_state_variable_1)) || ldv_state_variable_1 == 0bv32 [2018-11-18 13:54:57,017 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0601a7e3-1cf0-45bd-8af9-5a06ffdbf67f/bin-2019/utaipan/witness.graphml [2018-11-18 13:54:57,018 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:54:57,018 INFO L168 Benchmark]: Toolchain (without parser) took 12781.76 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 537.4 MB). Free memory was 944.4 MB in the beginning and 1.2 GB in the end (delta: -242.8 MB). Peak memory consumption was 294.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,019 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-18 13:54:57,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1363.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.8 MB). Free memory was 939.0 MB in the beginning and 907.3 MB in the end (delta: 31.7 MB). Peak memory consumption was 297.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.68 ms. Allocated memory is still 1.3 GB. Free memory was 907.3 MB in the beginning and 898.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,020 INFO L168 Benchmark]: Boogie Preprocessor took 98.64 ms. Allocated memory is still 1.3 GB. Free memory was 898.0 MB in the beginning and 888.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,020 INFO L168 Benchmark]: RCFGBuilder took 7294.31 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 56.6 MB). Free memory was 888.8 MB in the beginning and 844.2 MB in the end (delta: 44.6 MB). Peak memory consumption was 169.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,020 INFO L168 Benchmark]: TraceAbstraction took 3788.98 ms. Allocated memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: 235.9 MB). Free memory was 844.2 MB in the beginning and 1.2 GB in the end (delta: -374.7 MB). Peak memory consumption was 135.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,020 INFO L168 Benchmark]: Witness Printer took 190.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:54:57,022 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1363.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.8 MB). Free memory was 939.0 MB in the beginning and 907.3 MB in the end (delta: 31.7 MB). Peak memory consumption was 297.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.68 ms. Allocated memory is still 1.3 GB. Free memory was 907.3 MB in the beginning and 898.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.64 ms. Allocated memory is still 1.3 GB. Free memory was 898.0 MB in the beginning and 888.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7294.31 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 56.6 MB). Free memory was 888.8 MB in the beginning and 844.2 MB in the end (delta: 44.6 MB). Peak memory consumption was 169.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3788.98 ms. Allocated memory was 1.3 GB in the beginning and 1.6 GB in the end (delta: 235.9 MB). Free memory was 844.2 MB in the beginning and 1.2 GB in the end (delta: -374.7 MB). Peak memory consumption was 135.6 MB. Max. memory is 11.5 GB. * Witness Printer took 190.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3286]: 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: 4781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4481]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4666]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4859]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0bv32 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3897]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3980]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4666]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4796]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4017]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3502]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3897]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4481]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4859]: Loop Invariant Derived loop invariant: !(0bv32 == \old(ldv_state_variable_1)) || ldv_state_variable_1 == 0bv32 - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3650]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4859]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0bv32 - InvariantResult [Line: 4781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3980]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4796]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3502]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4017]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3650]: Loop Invariant Derived loop invariant: !(ldv_spin == 0bv32) - InvariantResult [Line: 4606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3502]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4859]: Loop Invariant Derived loop invariant: !(0bv32 == \old(ldv_state_variable_1)) || ldv_state_variable_1 == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 55 procedures, 643 locations, 1 error locations. SAFE Result, 3.7s OverallTime, 5 OverallIterations, 6 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 4305 SDtfs, 1087 SDslu, 3265 SDs, 0 SdLazy, 41 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 815 GetRequests, 810 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=873occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 19 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 236 LocationsWithAnnotation, 3270 PreInvPairs, 3456 NumberOfFragments, 407 HoareAnnotationTreeSize, 3270 FomulaSimplifications, 108 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 236 FomulaSimplificationsInter, 3147 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 820 NumberOfCodeBlocks, 820 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 815 ConstructedInterpolants, 0 QuantifiedInterpolants, 220124 SizeOfPredicates, 0 NumberOfNonLiveVariables, 5428 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 312/312 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...