./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_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_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/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 ffd67b86a2dfea5b1e5d645bc032c3da98c3f249 .............................................................................................................................................................................................................. 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_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/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 ffd67b86a2dfea5b1e5d645bc032c3da98c3f249 .................................................................................................................................................................................................................... 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 [2018-11-10 08:58:40,445 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:58:40,446 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:58:40,452 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:58:40,452 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:58:40,452 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:58:40,453 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:58:40,454 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:58:40,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:58:40,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:58:40,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:58:40,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:58:40,457 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:58:40,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:58:40,459 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:58:40,459 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:58:40,460 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:58:40,461 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:58:40,462 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:58:40,463 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:58:40,464 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:58:40,464 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:58:40,466 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:58:40,466 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:58:40,466 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:58:40,467 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:58:40,467 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:58:40,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:58:40,468 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:58:40,469 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:58:40,469 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:58:40,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:58:40,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:58:40,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:58:40,471 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:58:40,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:58:40,472 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:58:40,479 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:58:40,479 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:58:40,480 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:58:40,480 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:58:40,480 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:58:40,480 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:58:40,481 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:58:40,481 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:58:40,481 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:58:40,481 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:58:40,481 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:58:40,482 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:58:40,482 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:58:40,482 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:58:40,482 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:58:40,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:58:40,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:58:40,482 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:58:40,483 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:58:40,483 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:58:40,483 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:58:40,483 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:58:40,483 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:58:40,483 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:58:40,483 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:58:40,484 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:58:40,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:58:40,485 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:58:40,485 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_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/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 -> ffd67b86a2dfea5b1e5d645bc032c3da98c3f249 [2018-11-10 08:58:40,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:58:40,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:58:40,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:58:40,521 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:58:40,521 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:58:40,522 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_false-unreach-call.i [2018-11-10 08:58:40,566 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/35c294106/e838dc6fde9243d8add1ff1ea89f712b/FLAG1e9e1cb1c [2018-11-10 08:58:41,017 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:58:41,018 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_false-unreach-call.i [2018-11-10 08:58:41,030 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/35c294106/e838dc6fde9243d8add1ff1ea89f712b/FLAG1e9e1cb1c [2018-11-10 08:58:41,041 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/35c294106/e838dc6fde9243d8add1ff1ea89f712b [2018-11-10 08:58:41,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:58:41,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:58:41,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:41,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:58:41,047 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:58:41,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e198594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41, skipping insertion in model container [2018-11-10 08:58:41,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:58:41,087 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:58:41,313 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:41,317 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:58:41,361 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:41,452 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:58:41,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41 WrapperNode [2018-11-10 08:58:41,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:41,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:41,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:58:41,454 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:58:41,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:41,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:58:41,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:58:41,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:58:41,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... [2018-11-10 08:58:41,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:58:41,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:58:41,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:58:41,525 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:58:41,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:58:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:58:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:58:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:58:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:58:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:58:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:58:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:58:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:58:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:58:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:58:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:58:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:58:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:58:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:58:41,564 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 08:58:42,129 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:58:42,159 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,160 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,160 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,160 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,161 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,161 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,162 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,162 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,163 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,163 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:42,164 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:58:42,167 INFO L168 Benchmark]: Toolchain (without parser) took 1123.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -89.5 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:42,169 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:58:42,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:42,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:42,170 INFO L168 Benchmark]: Boogie Preprocessor took 28.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:42,171 INFO L168 Benchmark]: RCFGBuilder took 641.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:42,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 408.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.11 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.20 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 641.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 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 [2018-11-10 08:58:43,623 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:58:43,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:58:43,633 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:58:43,633 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:58:43,634 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:58:43,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:58:43,636 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:58:43,637 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:58:43,637 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:58:43,638 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:58:43,638 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:58:43,639 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:58:43,639 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:58:43,640 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:58:43,640 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:58:43,641 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:58:43,642 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:58:43,643 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:58:43,644 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:58:43,645 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:58:43,646 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:58:43,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:58:43,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:58:43,648 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:58:43,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:58:43,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:58:43,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:58:43,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:58:43,651 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:58:43,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:58:43,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:58:43,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:58:43,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:58:43,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:58:43,653 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:58:43,653 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:58:43,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:58:43,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:58:43,663 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:58:43,663 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:58:43,664 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:58:43,664 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:58:43,664 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:58:43,664 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:58:43,664 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:58:43,665 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:58:43,666 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:58:43,666 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:58:43,666 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:58:43,666 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:58:43,666 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:58:43,666 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:58:43,666 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:58:43,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:58:43,667 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:58:43,668 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_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/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 -> ffd67b86a2dfea5b1e5d645bc032c3da98c3f249 [2018-11-10 08:58:43,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:58:43,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:58:43,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:58:43,710 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:58:43,710 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:58:43,710 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_false-unreach-call.i [2018-11-10 08:58:43,754 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/9b888fe78/8e99d48bc741488ab732730c618a6491/FLAGc7a2264ad [2018-11-10 08:58:44,119 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:58:44,120 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/sv-benchmarks/c/pthread-wmm/mix056_tso.oepc_false-unreach-call.i [2018-11-10 08:58:44,128 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/9b888fe78/8e99d48bc741488ab732730c618a6491/FLAGc7a2264ad [2018-11-10 08:58:44,137 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/data/9b888fe78/8e99d48bc741488ab732730c618a6491 [2018-11-10 08:58:44,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:58:44,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:58:44,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:44,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:58:44,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:58:44,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a676dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44, skipping insertion in model container [2018-11-10 08:58:44,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:58:44,192 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:58:44,449 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:44,456 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:58:44,503 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:44,554 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:58:44,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44 WrapperNode [2018-11-10 08:58:44,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:44,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:44,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:58:44,556 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:58:44,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:44,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:58:44,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:58:44,633 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:58:44,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... [2018-11-10 08:58:44,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:58:44,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:58:44,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:58:44,653 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:58:44,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10618dc0-cd1b-47e4-a44a-e79aef72dfbd/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:58:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:58:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:58:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:58:44,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:58:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:58:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:58:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:58:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:58:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:58:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:58:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:58:44,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:58:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:58:44,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:58:44,690 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 08:58:45,267 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:58:45,294 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,294 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,295 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,295 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,295 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,296 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,296 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,296 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,297 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,298 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:45,300 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:58:45,303 INFO L168 Benchmark]: Toolchain (without parser) took 1163.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -81.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:45,305 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:58:45,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 413.90 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:45,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:45,306 INFO L168 Benchmark]: Boogie Preprocessor took 20.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:45,307 INFO L168 Benchmark]: RCFGBuilder took 649.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:45,309 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 413.90 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 76.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.22 ms. Allocated memory is still 1.1 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. * RCFGBuilder took 649.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 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...