./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/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 62c50a1d7e588fd76b8473d5382ea23c662b9740 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/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 62c50a1d7e588fd76b8473d5382ea23c662b9740 .......................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE8 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:22:06,853 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:22:06,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:22:06,863 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:22:06,863 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:22:06,863 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:22:06,864 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:22:06,865 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:22:06,866 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:22:06,867 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:22:06,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:22:06,868 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:22:06,868 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:22:06,869 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:22:06,870 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:22:06,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:22:06,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:22:06,872 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:22:06,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:22:06,874 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:22:06,875 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:22:06,876 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:22:06,877 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:22:06,878 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:22:06,878 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:22:06,878 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:22:06,879 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:22:06,879 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:22:06,880 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:22:06,881 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:22:06,881 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:22:06,881 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:22:06,882 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:22:06,882 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:22:06,882 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:22:06,883 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:22:06,883 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 02:22:06,893 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:22:06,893 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:22:06,894 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:22:06,894 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:22:06,894 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:22:06,894 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:22:06,894 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:22:06,894 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 02:22:06,894 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:22:06,895 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:22:06,895 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 02:22:06,895 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 02:22:06,895 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 02:22:06,895 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:22:06,896 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:22:06,896 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:22:06,896 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:22:06,896 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:22:06,896 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:22:06,896 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:22:06,896 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:22:06,897 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:22:06,897 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:22:06,897 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:22:06,897 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:22:06,897 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:22:06,897 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:22:06,898 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:22:06,898 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 02:22:06,899 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 02:22:06,899 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_e3f1d403-692e-4091-b517-2d76259330ac/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 -> 62c50a1d7e588fd76b8473d5382ea23c662b9740 [2018-11-23 02:22:06,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:22:06,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:22:06,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:22:06,932 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:22:06,932 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:22:06,933 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 02:22:06,969 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/36ac5a5d5/f3a152b654fc4957985f45eb82222f4f/FLAGf3a34afee [2018-11-23 02:22:07,504 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:22:07,505 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 02:22:07,521 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/36ac5a5d5/f3a152b654fc4957985f45eb82222f4f/FLAGf3a34afee [2018-11-23 02:22:07,949 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/36ac5a5d5/f3a152b654fc4957985f45eb82222f4f [2018-11-23 02:22:07,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:22:07,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:22:07,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:22:07,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:22:07,957 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:22:07,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:07" (1/1) ... [2018-11-23 02:22:07,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a313e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:07, skipping insertion in model container [2018-11-23 02:22:07,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:07" (1/1) ... [2018-11-23 02:22:07,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:22:08,031 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:22:08,688 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:22:08,708 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:22:08,824 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:22:08,871 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:22:08,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08 WrapperNode [2018-11-23 02:22:08,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:22:08,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:22:08,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:22:08,872 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:22:08,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:22:08,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:22:08,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:22:08,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:22:08,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... [2018-11-23 02:22:08,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:22:08,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:22:08,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:22:08,988 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:22:08,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:22:09,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2018-11-23 02:22:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2018-11-23 02:22:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_read [2018-11-23 02:22:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_read [2018-11-23 02:22:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 02:22:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:22:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-23 02:22:09,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 02:22:09,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_3 [2018-11-23 02:22:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_3 [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 02:22:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2018-11-23 02:22:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2018-11-23 02:22:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2018-11-23 02:22:09,033 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_driver_exit [2018-11-23 02:22:09,033 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_driver_exit [2018-11-23 02:22:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 02:22:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 02:22:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-23 02:22:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-23 02:22:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 02:22:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 02:22:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-23 02:22:09,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-23 02:22:09,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-23 02:22:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-23 02:22:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2018-11-23 02:22:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2018-11-23 02:22:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-23 02:22:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-23 02:22:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 02:22:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_suspend [2018-11-23 02:22:09,035 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_suspend [2018-11-23 02:22:09,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 02:22:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-23 02:22:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 02:22:09,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 02:22:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2018-11-23 02:22:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2018-11-23 02:22:09,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2018-11-23 02:22:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 02:22:09,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 02:22:09,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_10 [2018-11-23 02:22:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_10 [2018-11-23 02:22:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 02:22:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 02:22:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_9 [2018-11-23 02:22:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_9 [2018-11-23 02:22:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 02:22:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 02:22:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_resume [2018-11-23 02:22:09,037 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_resume [2018-11-23 02:22:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2018-11-23 02:22:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2018-11-23 02:22:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2018-11-23 02:22:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_create_image [2018-11-23 02:22:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_create_image [2018-11-23 02:22:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_2 [2018-11-23 02:22:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_2 [2018-11-23 02:22:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2018-11-23 02:22:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2018-11-23 02:22:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_probe [2018-11-23 02:22:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_probe [2018-11-23 02:22:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-23 02:22:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-23 02:22:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 02:22:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-23 02:22:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 02:22:09,039 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 02:22:09,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-23 02:22:09,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_5 [2018-11-23 02:22:09,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_5 [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2018-11-23 02:22:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2018-11-23 02:22:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_disconnect [2018-11-23 02:22:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_disconnect [2018-11-23 02:22:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_4 [2018-11-23 02:22:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_4 [2018-11-23 02:22:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2018-11-23 02:22:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2018-11-23 02:22:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-23 02:22:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-23 02:22:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2018-11-23 02:22:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2018-11-23 02:22:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_release [2018-11-23 02:22:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_release [2018-11-23 02:22:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_open [2018-11-23 02:22:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_open [2018-11-23 02:22:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:22:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 02:22:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2018-11-23 02:22:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2018-11-23 02:22:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_delete [2018-11-23 02:22:09,042 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_delete [2018-11-23 02:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-23 02:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-23 02:22:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-23 02:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2018-11-23 02:22:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2018-11-23 02:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 02:22:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 02:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure idmouse_driver_init [2018-11-23 02:22:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure idmouse_driver_init [2018-11-23 02:22:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-23 02:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2018-11-23 02:22:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2018-11-23 02:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2018-11-23 02:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2018-11-23 02:22:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2018-11-23 02:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 02:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-23 02:22:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-23 02:22:09,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 02:22:09,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 02:22:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 02:22:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 02:22:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:22:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:22:09,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2018-11-23 02:22:09,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2018-11-23 02:22:10,007 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:22:10,007 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 02:22:10,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:10 BoogieIcfgContainer [2018-11-23 02:22:10,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:22:10,009 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:22:10,009 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:22:10,011 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:22:10,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:22:07" (1/3) ... [2018-11-23 02:22:10,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cb0f928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:10, skipping insertion in model container [2018-11-23 02:22:10,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:08" (2/3) ... [2018-11-23 02:22:10,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cb0f928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:10, skipping insertion in model container [2018-11-23 02:22:10,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:10" (3/3) ... [2018-11-23 02:22:10,014 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 02:22:10,020 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:22:10,026 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 02:22:10,036 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 02:22:10,063 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:22:10,063 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:22:10,063 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:22:10,063 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:22:10,064 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:22:10,064 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:22:10,064 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:22:10,064 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:22:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states. [2018-11-23 02:22:10,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 02:22:10,093 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:22:10,093 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:22:10,095 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:22:10,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:22:10,099 INFO L82 PathProgramCache]: Analyzing trace with hash -91122271, now seen corresponding path program 1 times [2018-11-23 02:22:10,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:22:10,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:22:10,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:22:10,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:22:10,143 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:22:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:22:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 02:22:10,422 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:22:10,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 02:22:10,422 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:22:10,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 02:22:10,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 02:22:10,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 02:22:10,436 INFO L87 Difference]: Start difference. First operand 420 states. Second operand 3 states. [2018-11-23 02:22:10,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:22:10,568 INFO L93 Difference]: Finished difference Result 1168 states and 1519 transitions. [2018-11-23 02:22:10,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 02:22:10,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-23 02:22:10,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:22:10,579 INFO L225 Difference]: With dead ends: 1168 [2018-11-23 02:22:10,579 INFO L226 Difference]: Without dead ends: 743 [2018-11-23 02:22:10,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 02:22:10,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2018-11-23 02:22:10,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 740. [2018-11-23 02:22:10,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2018-11-23 02:22:10,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 944 transitions. [2018-11-23 02:22:10,654 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 944 transitions. Word has length 48 [2018-11-23 02:22:10,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:22:10,655 INFO L480 AbstractCegarLoop]: Abstraction has 740 states and 944 transitions. [2018-11-23 02:22:10,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 02:22:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 944 transitions. [2018-11-23 02:22:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 02:22:10,658 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:22:10,658 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:22:10,658 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:22:10,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:22:10,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1938853210, now seen corresponding path program 1 times [2018-11-23 02:22:10,659 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:22:10,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:22:10,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:22:10,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:22:10,665 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:22:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:22:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 02:22:10,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:22:10,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 02:22:10,777 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:22:10,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 02:22:10,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 02:22:10,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 02:22:10,778 INFO L87 Difference]: Start difference. First operand 740 states and 944 transitions. Second operand 4 states. [2018-11-23 02:22:10,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:22:10,826 INFO L93 Difference]: Finished difference Result 1466 states and 1871 transitions. [2018-11-23 02:22:10,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 02:22:10,827 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-11-23 02:22:10,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:22:10,831 INFO L225 Difference]: With dead ends: 1466 [2018-11-23 02:22:10,831 INFO L226 Difference]: Without dead ends: 741 [2018-11-23 02:22:10,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 02:22:10,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-11-23 02:22:10,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 741. [2018-11-23 02:22:10,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 741 states. [2018-11-23 02:22:10,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 945 transitions. [2018-11-23 02:22:10,868 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 945 transitions. Word has length 64 [2018-11-23 02:22:10,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:22:10,868 INFO L480 AbstractCegarLoop]: Abstraction has 741 states and 945 transitions. [2018-11-23 02:22:10,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 02:22:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 945 transitions. [2018-11-23 02:22:10,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 02:22:10,870 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:22:10,870 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:22:10,871 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:22:10,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:22:10,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1173985211, now seen corresponding path program 1 times [2018-11-23 02:22:10,871 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:22:10,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:22:10,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:22:10,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:22:10,874 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:22:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:22:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 02:22:11,027 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:22:11,027 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:22:11,028 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 66 with the following transitions: [2018-11-23 02:22:11,031 INFO L202 CegarAbsIntRunner]: [87], [89], [91], [93], [95], [97], [214], [217], [220], [232], [235], [238], [240], [246], [250], [475], [477], [478], [544], [561], [563], [564], [573], [577], [579], [580], [590], [592], [593], [594], [595], [606], [641], [644], [648], [816], [817], [818], [819], [820], [821], [822], [823], [840], [841], [856], [880], [881], [904], [905], [910], [911], [914], [952], [953], [954] [2018-11-23 02:22:11,066 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:22:11,066 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:22:11,748 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 02:22:11,749 INFO L272 AbstractInterpreter]: Visited 54 different actions 75 times. Merged at 3 different actions 8 times. Widened at 1 different actions 1 times. Performed 3343 root evaluator evaluations with a maximum evaluation depth of 6. Performed 3343 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 3 fixpoints after 2 different actions. Largest state had 262 variables. [2018-11-23 02:22:11,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:22:11,765 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 02:22:12,154 INFO L227 lantSequenceWeakener]: Weakened 28 states. On average, predicates are now at 98.24% of their original sizes. [2018-11-23 02:22:12,154 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 02:22:14,487 INFO L415 sIntCurrentIteration]: We unified 64 AI predicates to 64 [2018-11-23 02:22:14,487 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 02:22:14,488 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 02:22:14,488 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [36] imperfect sequences [5] total 39 [2018-11-23 02:22:14,488 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:22:14,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-11-23 02:22:14,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-11-23 02:22:14,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=1054, Unknown=0, NotChecked=0, Total=1260 [2018-11-23 02:22:14,489 INFO L87 Difference]: Start difference. First operand 741 states and 945 transitions. Second operand 36 states. [2018-11-23 02:22:16,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 02:22:16,225 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternalTransitionWithValidState(AbsIntHoareTripleChecker.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternalAbsInt(AbsIntHoareTripleChecker.java:249) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.AbsIntHoareTripleChecker.checkInternal(AbsIntHoareTripleChecker.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1066) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:968) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:699) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 02:22:16,227 INFO L168 Benchmark]: Toolchain (without parser) took 8274.64 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 508.0 MB). Free memory was 948.4 MB in the beginning and 1.3 GB in the end (delta: -361.7 MB). Peak memory consumption was 146.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:16,228 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:22:16,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 917.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:16,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.13 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:16,229 INFO L168 Benchmark]: Boogie Preprocessor took 76.37 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:16,230 INFO L168 Benchmark]: RCFGBuilder took 1020.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.5 MB in the end (delta: 165.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:16,230 INFO L168 Benchmark]: TraceAbstraction took 6217.97 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 379.6 MB). Free memory was 888.5 MB in the beginning and 1.3 GB in the end (delta: -421.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:22:16,233 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 917.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.13 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.37 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1020.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.5 MB in the end (delta: 165.7 MB). Peak memory consumption was 165.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6217.97 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 379.6 MB). Free memory was 888.5 MB in the beginning and 1.3 GB in the end (delta: -421.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 02:22:17,612 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:22:17,613 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:22:17,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:22:17,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:22:17,622 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:22:17,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:22:17,624 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:22:17,625 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:22:17,625 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:22:17,626 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:22:17,626 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:22:17,627 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:22:17,628 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:22:17,629 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:22:17,629 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:22:17,630 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:22:17,631 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:22:17,633 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:22:17,634 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:22:17,635 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:22:17,636 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:22:17,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:22:17,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:22:17,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:22:17,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:22:17,639 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:22:17,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:22:17,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:22:17,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:22:17,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:22:17,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:22:17,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:22:17,643 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:22:17,643 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:22:17,644 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:22:17,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-23 02:22:17,655 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:22:17,655 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:22:17,656 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:22:17,656 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:22:17,656 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:22:17,656 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:22:17,656 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:22:17,656 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:22:17,657 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:22:17,657 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:22:17,657 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:22:17,657 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:22:17,657 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:22:17,657 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:22:17,658 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:22:17,658 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:22:17,659 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 02:22:17,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:22:17,660 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:22:17,660 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:22:17,660 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_e3f1d403-692e-4091-b517-2d76259330ac/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 -> 62c50a1d7e588fd76b8473d5382ea23c662b9740 [2018-11-23 02:22:17,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:22:17,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:22:17,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:22:17,699 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:22:17,699 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:22:17,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 02:22:17,736 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/89e5817cf/2c02f46bd8614ea38ca3de35c8ea3b7e/FLAG96c9d6923 [2018-11-23 02:22:18,177 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:22:18,177 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--misc--idmouse.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 02:22:18,194 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/89e5817cf/2c02f46bd8614ea38ca3de35c8ea3b7e/FLAG96c9d6923 [2018-11-23 02:22:18,203 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3f1d403-692e-4091-b517-2d76259330ac/bin-2019/utaipan/data/89e5817cf/2c02f46bd8614ea38ca3de35c8ea3b7e [2018-11-23 02:22:18,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:22:18,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:22:18,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:22:18,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:22:18,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:22:18,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:18" (1/1) ... [2018-11-23 02:22:18,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38223e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:18, skipping insertion in model container [2018-11-23 02:22:18,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:18" (1/1) ... [2018-11-23 02:22:18,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:22:18,272 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:22:18,823 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:22:18,950 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:22:19,061 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:22:19,081 ERROR L311 MainTranslator]: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE8: CACSL2BoogieTranslator: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE8: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.computeFinalProcedureDeclarations(ProcedureManager.java:193) [2018-11-23 02:22:19,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3818aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:19, skipping insertion in model container [2018-11-23 02:22:19,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:22:19,082 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-23 02:22:19,082 INFO L168 Benchmark]: Toolchain (without parser) took 876.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:19,083 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:22:19,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 874.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:22:19,086 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 874.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE8 CACSL2BoogieTranslator: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE8: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.computeFinalProcedureDeclarations(ProcedureManager.java:193) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...