./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/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 32bit --witnessprinter.graph.data.programhash 16c9592908552ccdc2bfc818c8c15f904921edda .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/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 32bit --witnessprinter.graph.data.programhash 16c9592908552ccdc2bfc818c8c15f904921edda ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:15:23,941 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:15:23,941 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:15:23,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:15:23,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:15:23,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:15:23,949 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:15:23,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:15:23,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:15:23,951 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:15:23,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:15:23,952 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:15:23,952 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:15:23,953 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:15:23,953 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:15:23,954 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:15:23,954 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:15:23,955 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:15:23,956 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:15:23,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:15:23,957 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:15:23,958 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:15:23,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:15:23,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:15:23,960 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:15:23,960 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:15:23,961 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:15:23,961 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:15:23,961 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:15:23,962 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:15:23,962 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:15:23,962 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:15:23,962 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:15:23,963 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:15:23,963 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:15:23,963 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:15:23,964 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 17:15:23,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:15:23,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:15:23,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 17:15:23,972 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 17:15:23,972 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 17:15:23,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:15:23,973 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:15:23,974 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:15:23,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:15:23,974 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:15:23,975 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:15:23,975 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 17:15:23,975 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:15:23,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:15:23,975 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 17:15:23,975 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_c53e8e2d-06a1-4869-b494-2caf260c0992/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16c9592908552ccdc2bfc818c8c15f904921edda [2018-12-09 17:15:23,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:15:23,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:15:24,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:15:24,001 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:15:24,001 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:15:24,002 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-12-09 17:15:24,037 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/78740b9dd/a6a6b1c5b68d45afa9690f9d1fafa920/FLAG6e4ddb057 [2018-12-09 17:15:24,446 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:15:24,447 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-12-09 17:15:24,453 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/78740b9dd/a6a6b1c5b68d45afa9690f9d1fafa920/FLAG6e4ddb057 [2018-12-09 17:15:24,461 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/78740b9dd/a6a6b1c5b68d45afa9690f9d1fafa920 [2018-12-09 17:15:24,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:15:24,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:15:24,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:15:24,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:15:24,466 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:15:24,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab2707f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24, skipping insertion in model container [2018-12-09 17:15:24,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:15:24,493 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:15:24,680 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:15:24,688 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:15:24,768 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:15:24,798 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:15:24,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24 WrapperNode [2018-12-09 17:15:24,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:15:24,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:15:24,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:15:24,799 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:15:24,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:15:24,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:15:24,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:15:24,835 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:15:24,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... [2018-12-09 17:15:24,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:15:24,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:15:24,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:15:24,857 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:15:24,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/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 [2018-12-09 17:15:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:15:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 17:15:24,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 17:15:24,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:15:24,892 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-12-09 17:15:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-12-09 17:15:24,892 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-12-09 17:15:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-12-09 17:15:24,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 17:15:24,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:15:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:15:24,893 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 17:15:25,334 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:15:25,334 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 17:15:25,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:15:25 BoogieIcfgContainer [2018-12-09 17:15:25,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:15:25,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 17:15:25,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 17:15:25,337 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 17:15:25,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:15:24" (1/3) ... [2018-12-09 17:15:25,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed2ae5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:15:25, skipping insertion in model container [2018-12-09 17:15:25,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:15:24" (2/3) ... [2018-12-09 17:15:25,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed2ae5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:15:25, skipping insertion in model container [2018-12-09 17:15:25,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:15:25" (3/3) ... [2018-12-09 17:15:25,339 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi005_tso.opt_false-unreach-call.i [2018-12-09 17:15:25,368 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,368 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,368 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,369 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,370 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,371 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,372 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,373 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,374 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,375 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,376 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,379 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,380 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,381 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,381 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,381 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,381 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,381 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,381 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,382 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,382 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,382 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,383 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,395 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,399 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,399 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:15:25,404 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 17:15:25,404 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 17:15:25,410 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-12-09 17:15:25,419 INFO L257 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2018-12-09 17:15:25,435 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 17:15:25,435 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 17:15:25,435 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 17:15:25,435 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 17:15:25,435 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 17:15:25,435 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 17:15:25,435 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 17:15:25,435 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 17:15:25,444 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 219places, 294 transitions [2018-12-09 17:15:54,076 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 220649 states. [2018-12-09 17:15:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 220649 states. [2018-12-09 17:15:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 17:15:54,084 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:15:54,084 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:15:54,086 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:15:54,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:15:54,090 INFO L82 PathProgramCache]: Analyzing trace with hash -862126574, now seen corresponding path program 1 times [2018-12-09 17:15:54,091 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:15:54,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:15:54,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:15:54,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:15:54,127 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:15:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:15:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:15:54,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:15:54,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 17:15:54,249 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 17:15:54,252 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 17:15:54,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 17:15:54,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 17:15:54,262 INFO L87 Difference]: Start difference. First operand 220649 states. Second operand 4 states. [2018-12-09 17:15:55,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:15:55,414 INFO L93 Difference]: Finished difference Result 226397 states and 944733 transitions. [2018-12-09 17:15:55,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 17:15:55,416 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2018-12-09 17:15:55,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:15:58,002 INFO L225 Difference]: With dead ends: 226397 [2018-12-09 17:15:58,002 INFO L226 Difference]: Without dead ends: 204213 [2018-12-09 17:15:58,003 INFO L631 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 [2018-12-09 17:16:04,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204213 states. [2018-12-09 17:16:07,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204213 to 201107. [2018-12-09 17:16:07,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201107 states. [2018-12-09 17:16:07,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201107 states to 201107 states and 846806 transitions. [2018-12-09 17:16:07,706 INFO L78 Accepts]: Start accepts. Automaton has 201107 states and 846806 transitions. Word has length 38 [2018-12-09 17:16:07,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:16:07,706 INFO L480 AbstractCegarLoop]: Abstraction has 201107 states and 846806 transitions. [2018-12-09 17:16:07,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 17:16:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 201107 states and 846806 transitions. [2018-12-09 17:16:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 17:16:07,708 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:16:07,708 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:16:07,709 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:16:07,709 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:16:07,709 INFO L82 PathProgramCache]: Analyzing trace with hash 425113621, now seen corresponding path program 1 times [2018-12-09 17:16:07,709 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 17:16:07,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:16:07,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:16:07,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 17:16:07,713 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 17:16:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:16:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:16:07,754 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.createATESequence(IcfgProgramExecution.java:179) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:110) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.IcfgProgramExecutionBuilder.computeIcfgProgramExecution(IcfgProgramExecutionBuilder.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.IcfgProgramExecutionBuilder.getIcfgProgramExecution(IcfgProgramExecutionBuilder.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecution(TraceCheck.java:385) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:344) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:183) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getTraceCheck(BaseTaipanRefinementStrategy.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) 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) [2018-12-09 17:16:07,756 INFO L168 Benchmark]: Toolchain (without parser) took 43293.23 ms. Allocated memory was 1.0 GB in the beginning and 5.2 GB in the end (delta: 4.2 GB). Free memory was 947.0 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-12-09 17:16:07,757 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:16:07,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:16:07,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:16:07,758 INFO L168 Benchmark]: Boogie Preprocessor took 22.60 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. [2018-12-09 17:16:07,758 INFO L168 Benchmark]: RCFGBuilder took 477.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:16:07,759 INFO L168 Benchmark]: TraceAbstraction took 42420.93 ms. Allocated memory was 1.2 GB in the beginning and 5.2 GB in the end (delta: 4.1 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-09 17:16:07,761 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 334.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.60 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. * RCFGBuilder took 477.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 42420.93 ms. Allocated memory was 1.2 GB in the beginning and 5.2 GB in the end (delta: 4.1 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.createATESequence(IcfgProgramExecution.java:179) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:16:09,185 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:16:09,186 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:16:09,194 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:16:09,194 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:16:09,195 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:16:09,195 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:16:09,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:16:09,197 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:16:09,197 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:16:09,198 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:16:09,198 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:16:09,199 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:16:09,200 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:16:09,200 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:16:09,201 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:16:09,201 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:16:09,202 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:16:09,204 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:16:09,205 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:16:09,206 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:16:09,206 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:16:09,208 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:16:09,208 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:16:09,208 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:16:09,209 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:16:09,210 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:16:09,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:16:09,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:16:09,211 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:16:09,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:16:09,212 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:16:09,212 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:16:09,212 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:16:09,213 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:16:09,214 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:16:09,214 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 17:16:09,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:16:09,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:16:09,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:16:09,225 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 17:16:09,225 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 17:16:09,226 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 17:16:09,226 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 17:16:09,226 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 17:16:09,226 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 17:16:09,226 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 17:16:09,227 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:16:09,227 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:16:09,227 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:16:09,227 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:16:09,227 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:16:09,228 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:16:09,229 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:16:09,229 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:16:09,229 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 17:16:09,229 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:16:09,229 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 17:16:09,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 17:16:09,230 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:16:09,230 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:16:09,230 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:16:09,230 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 17:16:09,230 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:16:09,230 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 17:16:09,230 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 17:16:09,231 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_c53e8e2d-06a1-4869-b494-2caf260c0992/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16c9592908552ccdc2bfc818c8c15f904921edda [2018-12-09 17:16:09,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:16:09,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:16:09,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:16:09,266 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:16:09,266 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:16:09,267 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-12-09 17:16:09,305 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/8880e9d0e/dda458b0982e48e8a6e885d68387a1fa/FLAGa267ba80b [2018-12-09 17:16:09,742 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:16:09,742 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-12-09 17:16:09,749 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/8880e9d0e/dda458b0982e48e8a6e885d68387a1fa/FLAGa267ba80b [2018-12-09 17:16:09,757 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/data/8880e9d0e/dda458b0982e48e8a6e885d68387a1fa [2018-12-09 17:16:09,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:16:09,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:16:09,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:16:09,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:16:09,763 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:16:09,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:16:09" (1/1) ... [2018-12-09 17:16:09,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f01457b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:09, skipping insertion in model container [2018-12-09 17:16:09,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:16:09" (1/1) ... [2018-12-09 17:16:09,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:16:09,792 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:16:09,985 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:16:09,994 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:16:10,065 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:16:10,095 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:16:10,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10 WrapperNode [2018-12-09 17:16:10,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:16:10,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:16:10,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:16:10,096 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:16:10,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:16:10,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:16:10,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:16:10,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:16:10,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... [2018-12-09 17:16:10,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:16:10,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:16:10,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:16:10,154 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:16:10,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/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 [2018-12-09 17:16:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:16:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 17:16:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:16:10,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 17:16:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-12-09 17:16:10,186 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-12-09 17:16:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-12-09 17:16:10,186 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-12-09 17:16:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 17:16:10,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:16:10,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:16:10,187 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 17:16:10,625 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:16:10,625 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 17:16:10,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:16:10 BoogieIcfgContainer [2018-12-09 17:16:10,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:16:10,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 17:16:10,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 17:16:10,628 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 17:16:10,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:16:09" (1/3) ... [2018-12-09 17:16:10,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c1c0305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:16:10, skipping insertion in model container [2018-12-09 17:16:10,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:16:10" (2/3) ... [2018-12-09 17:16:10,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c1c0305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:16:10, skipping insertion in model container [2018-12-09 17:16:10,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:16:10" (3/3) ... [2018-12-09 17:16:10,630 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi005_tso.opt_false-unreach-call.i [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,658 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,659 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,659 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,659 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,659 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,659 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,659 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,660 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,661 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,665 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,666 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,667 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,668 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,669 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,669 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,669 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,674 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,682 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,683 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,683 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:16:10,688 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 17:16:10,688 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 17:16:10,694 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-12-09 17:16:10,704 INFO L257 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2018-12-09 17:16:10,719 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 17:16:10,719 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 17:16:10,720 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 17:16:10,720 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 17:16:10,720 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 17:16:10,720 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 17:16:10,720 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 17:16:10,720 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 17:16:10,720 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 17:16:10,728 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 219places, 294 transitions [2018-12-09 17:16:39,850 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 220649 states. [2018-12-09 17:16:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 220649 states. [2018-12-09 17:16:39,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 17:16:39,858 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:16:39,858 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:16:39,860 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:16:39,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:16:39,863 INFO L82 PathProgramCache]: Analyzing trace with hash -862126574, now seen corresponding path program 1 times [2018-12-09 17:16:39,866 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:16:39,866 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:16:39,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:16:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:16:39,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:16:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:16:39,951 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 17:16:39,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 17:16:39,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 17:16:39,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 17:16:39,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 17:16:39,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 17:16:39,966 INFO L87 Difference]: Start difference. First operand 220649 states. Second operand 4 states. [2018-12-09 17:16:41,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 17:16:41,100 INFO L93 Difference]: Finished difference Result 226397 states and 944733 transitions. [2018-12-09 17:16:41,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 17:16:41,102 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2018-12-09 17:16:41,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 17:16:43,725 INFO L225 Difference]: With dead ends: 226397 [2018-12-09 17:16:43,725 INFO L226 Difference]: Without dead ends: 204213 [2018-12-09 17:16:43,727 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 17:16:50,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204213 states. [2018-12-09 17:16:52,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204213 to 201107. [2018-12-09 17:16:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201107 states. [2018-12-09 17:16:53,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201107 states to 201107 states and 846806 transitions. [2018-12-09 17:16:53,498 INFO L78 Accepts]: Start accepts. Automaton has 201107 states and 846806 transitions. Word has length 38 [2018-12-09 17:16:53,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 17:16:53,498 INFO L480 AbstractCegarLoop]: Abstraction has 201107 states and 846806 transitions. [2018-12-09 17:16:53,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 17:16:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 201107 states and 846806 transitions. [2018-12-09 17:16:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 17:16:53,500 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 17:16:53,500 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 17:16:53,500 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 17:16:53,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:16:53,501 INFO L82 PathProgramCache]: Analyzing trace with hash 425113621, now seen corresponding path program 1 times [2018-12-09 17:16:53,501 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 17:16:53,501 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c53e8e2d-06a1-4869-b494-2caf260c0992/bin-2019/utaipan/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:16:53,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 17:16:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:16:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:16:53,803 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 17:16:53,804 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.createATESequence(IcfgProgramExecution.java:179) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:110) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.create(IcfgProgramExecution.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.IcfgProgramExecutionBuilder.computeIcfgProgramExecution(IcfgProgramExecutionBuilder.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.IcfgProgramExecutionBuilder.getIcfgProgramExecution(IcfgProgramExecutionBuilder.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecution(TraceCheck.java:385) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:344) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) 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) [2018-12-09 17:16:53,808 INFO L168 Benchmark]: Toolchain (without parser) took 44048.32 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 938.0 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-09 17:16:53,810 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:16:53,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:16:53,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.65 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. [2018-12-09 17:16:53,812 INFO L168 Benchmark]: Boogie Preprocessor took 23.44 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. [2018-12-09 17:16:53,812 INFO L168 Benchmark]: RCFGBuilder took 472.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. [2018-12-09 17:16:53,813 INFO L168 Benchmark]: TraceAbstraction took 43181.05 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-09 17:16:53,817 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 335.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.65 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 23.44 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. * RCFGBuilder took 472.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 43181.05 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.IcfgProgramExecution.createATESequence(IcfgProgramExecution.java:179) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...