./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/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 f7f00b8a2e26669f3416c65156e30bcc7eb97f9e ................................................................................................................................................................................................. 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_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/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 f7f00b8a2e26669f3416c65156e30bcc7eb97f9e ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:15,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:15,166 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:15,180 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:15,181 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:15,182 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:15,183 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:15,185 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:15,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:15,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:15,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:15,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:15,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:15,192 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:15,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:15,194 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:15,195 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:15,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:15,199 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:15,201 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:15,202 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:15,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:15,206 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:15,207 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:15,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:15,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:15,209 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:15,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:15,212 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:15,213 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:15,213 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:15,214 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:15,215 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:15,215 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:15,216 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:15,217 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:15,217 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:15,232 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:15,232 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:15,233 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:15,233 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:15,233 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:15,233 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:15,233 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:15,233 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:15,234 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:15,234 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:15,234 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:15,236 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:15,236 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:15,237 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:15,237 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:15,237 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:15,237 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:15,237 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:15,237 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:15,238 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:15,238 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:15,238 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:15,238 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:15,238 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:15,239 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:15,239 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:15,239 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:15,239 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:15,239 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:15,239 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:15,240 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:15,240 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:15,240 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:15,240 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:15,240 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_946683e7-f252-4262-99e4-3799b1096478/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 -> f7f00b8a2e26669f3416c65156e30bcc7eb97f9e [2018-10-27 05:12:15,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:15,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:15,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:15,293 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:15,293 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:15,294 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i [2018-10-27 05:12:15,353 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/02b5a037d/ce9684aa8f4d4b4891377affea128fcd/FLAG83dfe328b [2018-10-27 05:12:15,823 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:15,824 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i [2018-10-27 05:12:15,843 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/02b5a037d/ce9684aa8f4d4b4891377affea128fcd/FLAG83dfe328b [2018-10-27 05:12:15,857 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/02b5a037d/ce9684aa8f4d4b4891377affea128fcd [2018-10-27 05:12:15,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:15,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:15,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:15,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:15,868 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:15,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26bbfca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15, skipping insertion in model container [2018-10-27 05:12:15,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:15,954 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:16,371 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:16,379 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:16,455 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:16,529 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:16,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16 WrapperNode [2018-10-27 05:12:16,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:16,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:16,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:16,535 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:16,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:16,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:16,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:16,672 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:16,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:16,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:16,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:16,713 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:16,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/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 [2018-10-27 05:12:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:16,804 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:18,423 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:18,461 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:18,461 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:18,463 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:18,463 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:18,465 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:18,465 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:18,466 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:18,473 INFO L168 Benchmark]: Toolchain (without parser) took 2611.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -120.6 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:18,475 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:18,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.14 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 918.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:18,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -231.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:18,477 INFO L168 Benchmark]: Boogie Preprocessor took 40.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:18,478 INFO L168 Benchmark]: RCFGBuilder took 1759.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:18,482 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 667.14 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 918.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 137.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -231.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1759.20 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: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:20,690 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:20,691 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:20,710 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:20,710 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:20,711 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:20,712 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:20,714 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:20,715 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:20,716 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:20,716 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:20,717 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:20,718 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:20,719 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:20,720 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:20,721 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:20,722 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:20,724 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:20,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:20,728 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:20,729 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:20,730 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:20,732 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:20,733 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:20,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:20,734 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:20,740 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:20,742 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:20,745 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:20,746 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:20,746 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:20,747 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:20,747 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:20,747 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:20,748 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:20,748 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:20,749 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:20,765 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:20,765 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:20,766 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:20,766 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:20,767 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:20,767 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:20,767 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:20,767 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:20,768 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:20,768 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:20,768 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:20,768 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:20,768 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:20,769 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:20,769 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:20,769 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:20,769 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:20,769 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:20,769 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:20,770 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:20,770 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:20,770 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:20,772 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:20,772 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:20,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:20,773 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:20,773 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:20,773 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:20,773 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:20,774 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:20,774 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:20,774 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:20,774 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_946683e7-f252-4262-99e4-3799b1096478/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 -> f7f00b8a2e26669f3416c65156e30bcc7eb97f9e [2018-10-27 05:12:20,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:20,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:20,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:20,833 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:20,833 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:20,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i [2018-10-27 05:12:20,892 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/f23d4632d/9fc4feaff1a342a68b1685a22abcc307/FLAG5404166eb [2018-10-27 05:12:21,400 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:21,400 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/sv-benchmarks/c/pthread-wmm/mix041_rmo.opt_false-unreach-call.i [2018-10-27 05:12:21,418 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/f23d4632d/9fc4feaff1a342a68b1685a22abcc307/FLAG5404166eb [2018-10-27 05:12:21,439 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/bin-2019/utaipan/data/f23d4632d/9fc4feaff1a342a68b1685a22abcc307 [2018-10-27 05:12:21,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:21,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:21,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:21,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:21,451 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:21,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27618903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21, skipping insertion in model container [2018-10-27 05:12:21,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:21,516 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:21,952 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:21,960 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:22,018 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:22,102 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:22,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22 WrapperNode [2018-10-27 05:12:22,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:22,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:22,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:22,105 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:22,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:22,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:22,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:22,175 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:22,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:22,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:22,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:22,319 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:22,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_946683e7-f252-4262-99e4-3799b1096478/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 [2018-10-27 05:12:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:22,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:22,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:22,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:22,394 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:22,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:22,394 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:22,395 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:22,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:22,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:22,397 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:23,817 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:23,852 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,852 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,854 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,854 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:23,857 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:23,863 INFO L168 Benchmark]: Toolchain (without parser) took 2419.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -140.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,864 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:23,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.78 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.51 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,867 INFO L168 Benchmark]: Boogie Preprocessor took 142.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -242.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,868 INFO L168 Benchmark]: RCFGBuilder took 1544.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:23,872 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 656.78 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.51 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 142.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -242.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1544.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...