./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_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_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 950f50e5609f06e3379184c81df5165ebc03e0cf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 950f50e5609f06e3379184c81df5165ebc03e0cf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:42:53,968 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 14:42:53,969 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 14:42:53,977 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 14:42:53,977 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 14:42:53,978 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 14:42:53,979 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 14:42:53,980 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 14:42:53,981 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 14:42:53,981 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 14:42:53,982 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 14:42:53,982 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 14:42:53,983 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 14:42:53,984 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 14:42:53,984 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 14:42:53,985 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 14:42:53,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 14:42:53,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 14:42:53,988 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 14:42:53,989 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 14:42:53,990 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 14:42:53,991 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 14:42:53,992 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 14:42:53,992 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 14:42:53,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 14:42:53,993 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 14:42:53,994 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 14:42:53,994 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 14:42:53,995 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 14:42:53,995 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 14:42:53,996 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 14:42:53,996 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 14:42:53,996 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 14:42:53,996 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 14:42:53,997 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 14:42:53,997 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 14:42:53,998 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 14:42:54,008 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 14:42:54,008 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 14:42:54,008 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 14:42:54,009 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 14:42:54,009 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 14:42:54,009 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 14:42:54,009 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 14:42:54,009 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 14:42:54,009 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 14:42:54,010 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 14:42:54,010 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 14:42:54,010 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 14:42:54,010 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 14:42:54,011 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 14:42:54,011 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 14:42:54,011 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 14:42:54,011 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 14:42:54,011 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 14:42:54,011 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 14:42:54,011 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 14:42:54,012 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 14:42:54,012 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 14:42:54,012 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 14:42:54,012 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 14:42:54,012 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 14:42:54,012 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 14:42:54,013 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 14:42:54,013 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 14:42:54,013 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 14:42:54,013 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 14:42:54,013 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 14:42:54,013 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 14:42:54,013 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 14:42:54,014 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 14:42:54,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 14:42:54,014 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 14:42:54,014 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_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 -> 950f50e5609f06e3379184c81df5165ebc03e0cf [2018-12-09 14:42:54,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 14:42:54,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 14:42:54,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 14:42:54,045 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 14:42:54,045 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 14:42:54,046 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-12-09 14:42:54,080 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/34ed54ad2/d96ff5e667dd48a69ded5594da441f06/FLAG1eeb5ef83 [2018-12-09 14:42:54,458 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 14:42:54,459 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-12-09 14:42:54,468 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/34ed54ad2/d96ff5e667dd48a69ded5594da441f06/FLAG1eeb5ef83 [2018-12-09 14:42:54,806 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/34ed54ad2/d96ff5e667dd48a69ded5594da441f06 [2018-12-09 14:42:54,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 14:42:54,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 14:42:54,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 14:42:54,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 14:42:54,816 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 14:42:54,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:42:54" (1/1) ... [2018-12-09 14:42:54,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340b48b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:54, skipping insertion in model container [2018-12-09 14:42:54,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:42:54" (1/1) ... [2018-12-09 14:42:54,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 14:42:54,853 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 14:42:55,042 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:42:55,050 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 14:42:55,157 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:42:55,204 INFO L195 MainTranslator]: Completed translation [2018-12-09 14:42:55,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55 WrapperNode [2018-12-09 14:42:55,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 14:42:55,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 14:42:55,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 14:42:55,205 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 14:42:55,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 14:42:55,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 14:42:55,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 14:42:55,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 14:42:55,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... [2018-12-09 14:42:55,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 14:42:55,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 14:42:55,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 14:42:55,273 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 14:42:55,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-12-09 14:42:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-12-09 14:42:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 14:42:55,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 14:42:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 14:42:55,307 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 14:42:55,721 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 14:42:55,721 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 14:42:55,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:42:55 BoogieIcfgContainer [2018-12-09 14:42:55,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 14:42:55,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 14:42:55,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 14:42:55,724 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 14:42:55,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 02:42:54" (1/3) ... [2018-12-09 14:42:55,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4651b74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 02:42:55, skipping insertion in model container [2018-12-09 14:42:55,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:42:55" (2/3) ... [2018-12-09 14:42:55,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4651b74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 02:42:55, skipping insertion in model container [2018-12-09 14:42:55,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:42:55" (3/3) ... [2018-12-09 14:42:55,727 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi005_pso.oepc_false-unreach-call.i [2018-12-09 14:42:55,755 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,755 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,755 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,755 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,755 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,756 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,756 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,756 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,756 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,756 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,757 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,758 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,763 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,764 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,767 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,781 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,782 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,783 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,786 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:42:55,790 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 14:42:55,790 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 14:42:55,796 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-12-09 14:42:55,805 INFO L257 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2018-12-09 14:42:55,821 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 14:42:55,821 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 14:42:55,822 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 14:42:55,822 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 14:42:55,822 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 14:42:55,822 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 14:42:55,822 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 14:42:55,822 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 14:42:55,831 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 219places, 294 transitions [2018-12-09 14:43:24,605 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 220649 states. [2018-12-09 14:43:24,606 INFO L276 IsEmpty]: Start isEmpty. Operand 220649 states. [2018-12-09 14:43:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 14:43:24,612 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 14:43:24,612 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 14:43:24,614 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 14:43:24,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 14:43:24,617 INFO L82 PathProgramCache]: Analyzing trace with hash -862126574, now seen corresponding path program 1 times [2018-12-09 14:43:24,618 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 14:43:24,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 14:43:24,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 14:43:24,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 14:43:24,653 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 14:43:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 14:43:24,754 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 14:43:24,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 14:43:24,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 14:43:24,756 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 14:43:24,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 14:43:24,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 14:43:24,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 14:43:24,769 INFO L87 Difference]: Start difference. First operand 220649 states. Second operand 4 states. [2018-12-09 14:43:25,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 14:43:25,910 INFO L93 Difference]: Finished difference Result 226397 states and 944733 transitions. [2018-12-09 14:43:25,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 14:43:25,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2018-12-09 14:43:25,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 14:43:28,295 INFO L225 Difference]: With dead ends: 226397 [2018-12-09 14:43:28,295 INFO L226 Difference]: Without dead ends: 204213 [2018-12-09 14:43:28,296 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 14:43:35,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204213 states. [2018-12-09 14:43:37,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204213 to 201107. [2018-12-09 14:43:37,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201107 states. [2018-12-09 14:43:38,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201107 states to 201107 states and 846806 transitions. [2018-12-09 14:43:38,032 INFO L78 Accepts]: Start accepts. Automaton has 201107 states and 846806 transitions. Word has length 38 [2018-12-09 14:43:38,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 14:43:38,033 INFO L480 AbstractCegarLoop]: Abstraction has 201107 states and 846806 transitions. [2018-12-09 14:43:38,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 14:43:38,033 INFO L276 IsEmpty]: Start isEmpty. Operand 201107 states and 846806 transitions. [2018-12-09 14:43:38,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 14:43:38,034 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 14:43:38,035 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 14:43:38,035 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 14:43:38,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 14:43:38,035 INFO L82 PathProgramCache]: Analyzing trace with hash 425113621, now seen corresponding path program 1 times [2018-12-09 14:43:38,035 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 14:43:38,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 14:43:38,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 14:43:38,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 14:43:38,039 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 14:43:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:43:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:43:38,079 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 14:43:38,081 INFO L168 Benchmark]: Toolchain (without parser) took 43271.19 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 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-12-09 14:43:38,082 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 14:43:38,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2018-12-09 14:43:38,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 14:43:38,083 INFO L168 Benchmark]: Boogie Preprocessor took 22.68 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 14:43:38,084 INFO L168 Benchmark]: RCFGBuilder took 449.55 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: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2018-12-09 14:43:38,084 INFO L168 Benchmark]: TraceAbstraction took 42358.47 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 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-12-09 14:43:38,086 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 392.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.68 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 449.55 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: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 42358.47 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 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.7 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 14:43:39,451 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 14:43:39,452 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 14:43:39,458 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 14:43:39,459 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 14:43:39,459 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 14:43:39,460 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 14:43:39,460 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 14:43:39,461 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 14:43:39,462 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 14:43:39,462 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 14:43:39,462 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 14:43:39,462 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 14:43:39,463 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 14:43:39,463 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 14:43:39,464 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 14:43:39,464 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 14:43:39,465 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 14:43:39,466 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 14:43:39,467 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 14:43:39,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 14:43:39,468 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 14:43:39,469 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 14:43:39,469 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 14:43:39,469 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 14:43:39,470 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 14:43:39,470 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 14:43:39,471 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 14:43:39,471 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 14:43:39,472 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 14:43:39,472 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 14:43:39,472 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 14:43:39,472 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 14:43:39,472 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 14:43:39,473 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 14:43:39,473 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 14:43:39,473 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 14:43:39,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 14:43:39,481 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 14:43:39,481 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 14:43:39,481 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 14:43:39,481 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 14:43:39,481 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 14:43:39,481 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 14:43:39,482 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 14:43:39,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 14:43:39,483 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 14:43:39,483 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 14:43:39,484 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 14:43:39,484 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 14:43:39,484 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_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 -> 950f50e5609f06e3379184c81df5165ebc03e0cf [2018-12-09 14:43:39,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 14:43:39,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 14:43:39,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 14:43:39,512 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 14:43:39,512 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 14:43:39,512 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-12-09 14:43:39,548 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/ec9ff4117/e7d73e7f338e4718b7035eb057cbfe4d/FLAGfe0a1d4bd [2018-12-09 14:43:39,991 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 14:43:39,991 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-12-09 14:43:39,998 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/ec9ff4117/e7d73e7f338e4718b7035eb057cbfe4d/FLAGfe0a1d4bd [2018-12-09 14:43:40,006 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/bin-2019/utaipan/data/ec9ff4117/e7d73e7f338e4718b7035eb057cbfe4d [2018-12-09 14:43:40,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 14:43:40,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 14:43:40,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 14:43:40,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 14:43:40,011 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 14:43:40,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a048df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40, skipping insertion in model container [2018-12-09 14:43:40,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 14:43:40,039 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 14:43:40,260 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:43:40,273 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 14:43:40,340 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 14:43:40,370 INFO L195 MainTranslator]: Completed translation [2018-12-09 14:43:40,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40 WrapperNode [2018-12-09 14:43:40,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 14:43:40,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 14:43:40,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 14:43:40,371 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 14:43:40,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 14:43:40,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 14:43:40,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 14:43:40,404 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 14:43:40,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... [2018-12-09 14:43:40,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 14:43:40,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 14:43:40,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 14:43:40,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 14:43:40,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 14:43:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 14:43:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 14:43:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 14:43:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 14:43:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-12-09 14:43:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-12-09 14:43:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-12-09 14:43:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-12-09 14:43:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 14:43:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 14:43:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 14:43:40,460 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 14:43:40,870 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 14:43:40,870 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 14:43:40,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:43:40 BoogieIcfgContainer [2018-12-09 14:43:40,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 14:43:40,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 14:43:40,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 14:43:40,874 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 14:43:40,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 02:43:40" (1/3) ... [2018-12-09 14:43:40,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fff20f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 02:43:40, skipping insertion in model container [2018-12-09 14:43:40,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:43:40" (2/3) ... [2018-12-09 14:43:40,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fff20f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 02:43:40, skipping insertion in model container [2018-12-09 14:43:40,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:43:40" (3/3) ... [2018-12-09 14:43:40,877 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi005_pso.oepc_false-unreach-call.i [2018-12-09 14:43:40,914 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,914 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,914 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,914 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,915 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,915 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,915 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,915 WARN L317 ript$VariableManager]: TermVariabe Thread1_P0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,915 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,918 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,918 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,918 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,918 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,918 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,919 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,920 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,920 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,920 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,920 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,920 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,920 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,921 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,921 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,921 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,921 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,921 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,921 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,922 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,922 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,922 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,922 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,922 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,922 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,924 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,924 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,924 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,924 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,924 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,924 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,925 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,925 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,925 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,925 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,925 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,925 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,926 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,927 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,928 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,929 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P0_#t~nondet26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,929 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,929 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,929 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,929 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,929 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe Thread0_P1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,930 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,931 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,932 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,933 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,934 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,935 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,937 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,938 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,939 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,940 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,941 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P1_#t~nondet56.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 14:43:40,949 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 14:43:40,949 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 14:43:40,956 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2018-12-09 14:43:40,965 INFO L257 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2018-12-09 14:43:40,981 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 14:43:40,981 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 14:43:40,981 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 14:43:40,981 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 14:43:40,981 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 14:43:40,982 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 14:43:40,982 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 14:43:40,982 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 14:43:40,982 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 14:43:40,990 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 219places, 294 transitions [2018-12-09 14:44:08,614 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 220649 states. [2018-12-09 14:44:08,615 INFO L276 IsEmpty]: Start isEmpty. Operand 220649 states. [2018-12-09 14:44:08,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 14:44:08,622 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 14:44:08,623 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 14:44:08,624 INFO L423 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 14:44:08,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 14:44:08,628 INFO L82 PathProgramCache]: Analyzing trace with hash -862126574, now seen corresponding path program 1 times [2018-12-09 14:44:08,630 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 14:44:08,630 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 14:44:08,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 14:44:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 14:44:08,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 14:44:08,733 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 14:44:08,734 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 14:44:08,737 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 14:44:08,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 14:44:08,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 14:44:08,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 14:44:08,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 14:44:08,749 INFO L87 Difference]: Start difference. First operand 220649 states. Second operand 4 states. [2018-12-09 14:44:09,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 14:44:09,951 INFO L93 Difference]: Finished difference Result 226397 states and 944733 transitions. [2018-12-09 14:44:09,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 14:44:09,953 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2018-12-09 14:44:09,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 14:44:12,626 INFO L225 Difference]: With dead ends: 226397 [2018-12-09 14:44:12,626 INFO L226 Difference]: Without dead ends: 204213 [2018-12-09 14:44:12,627 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 14:44:19,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204213 states. [2018-12-09 14:44:21,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204213 to 201107. [2018-12-09 14:44:21,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201107 states. [2018-12-09 14:44:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201107 states to 201107 states and 846806 transitions. [2018-12-09 14:44:22,387 INFO L78 Accepts]: Start accepts. Automaton has 201107 states and 846806 transitions. Word has length 38 [2018-12-09 14:44:22,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 14:44:22,387 INFO L480 AbstractCegarLoop]: Abstraction has 201107 states and 846806 transitions. [2018-12-09 14:44:22,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 14:44:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 201107 states and 846806 transitions. [2018-12-09 14:44:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 14:44:22,389 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 14:44:22,389 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 14:44:22,390 INFO L423 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 14:44:22,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 14:44:22,390 INFO L82 PathProgramCache]: Analyzing trace with hash 425113621, now seen corresponding path program 1 times [2018-12-09 14:44:22,390 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 14:44:22,390 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c6e5d8b-052d-4574-a9ad-12d1dc7e1ada/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 14:44:22,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 14:44:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:44:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 14:44:22,686 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 14:44:22,687 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 14:44:22,691 INFO L168 Benchmark]: Toolchain (without parser) took 42682.91 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 939.3 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-09 14:44:22,692 INFO L168 Benchmark]: CDTParser took 0.12 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 14:44:22,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2018-12-09 14:44:22,694 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.17 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 14:44:22,694 INFO L168 Benchmark]: Boogie Preprocessor took 22.25 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 14:44:22,695 INFO L168 Benchmark]: RCFGBuilder took 443.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.9 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. [2018-12-09 14:44:22,695 INFO L168 Benchmark]: TraceAbstraction took 41818.47 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 2.8 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-09 14:44:22,700 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.17 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.25 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 443.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.9 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 41818.47 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 2.8 GB in the end (delta: -1.8 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...