./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe034_power.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_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/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 966ff3b529f37ce66c3b00d371bdd2a6f0599798 ..................................................................................................................................................................................................................... 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_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/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 966ff3b529f37ce66c3b00d371bdd2a6f0599798 .................................................................................................................................................................................................................... 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 11:14:48,629 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:14:48,630 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:14:48,636 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:14:48,636 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:14:48,636 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:14:48,637 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:14:48,638 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:14:48,639 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:14:48,640 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:14:48,640 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:14:48,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:14:48,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:14:48,641 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:14:48,642 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:14:48,643 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:14:48,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:14:48,644 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:14:48,646 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:14:48,647 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:14:48,648 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:14:48,649 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:14:48,650 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:14:48,650 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:14:48,651 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:14:48,651 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:14:48,652 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:14:48,653 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:14:48,653 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:14:48,654 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:14:48,654 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:14:48,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:14:48,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:14:48,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:14:48,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:14:48,656 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:14:48,657 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 11:14:48,667 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:14:48,667 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:14:48,668 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:14:48,668 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:14:48,668 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:14:48,668 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:14:48,668 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 11:14:48,669 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:14:48,669 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 11:14:48,669 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 11:14:48,669 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:14:48,669 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:14:48,670 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:14:48,670 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:14:48,670 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:14:48,670 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:14:48,670 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:14:48,670 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:14:48,671 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:14:48,671 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:14:48,671 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:14:48,671 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:14:48,671 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:14:48,671 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:14:48,671 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:14:48,672 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:14:48,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:14:48,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:14:48,672 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:14:48,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:14:48,673 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 11:14:48,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:14:48,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:14:48,673 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 11:14:48,673 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_ace42059-9db8-4172-ba86-b8d4ff5940f2/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 -> 966ff3b529f37ce66c3b00d371bdd2a6f0599798 [2018-11-10 11:14:48,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:14:48,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:14:48,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:14:48,706 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:14:48,706 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:14:48,706 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_false-unreach-call.i [2018-11-10 11:14:48,742 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/1f980f301/7545d0eb74db4b2e9bbdf5fd001f3a30/FLAGcb6779049 [2018-11-10 11:14:49,095 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:14:49,095 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/sv-benchmarks/c/pthread-wmm/safe034_power.oepc_false-unreach-call.i [2018-11-10 11:14:49,104 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/1f980f301/7545d0eb74db4b2e9bbdf5fd001f3a30/FLAGcb6779049 [2018-11-10 11:14:49,116 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/1f980f301/7545d0eb74db4b2e9bbdf5fd001f3a30 [2018-11-10 11:14:49,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:14:49,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:14:49,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:14:49,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:14:49,124 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:14:49,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49, skipping insertion in model container [2018-11-10 11:14:49,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:14:49,170 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:14:49,408 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:14:49,413 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:14:49,461 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:14:49,510 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:14:49,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49 WrapperNode [2018-11-10 11:14:49,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:14:49,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:14:49,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:14:49,511 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:14:49,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:14:49,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:14:49,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:14:49,603 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:14:49,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... [2018-11-10 11:14:49,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:14:49,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:14:49,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:14:49,621 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:14:49,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/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 11:14:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 11:14:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 11:14:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:14:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:14:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:14:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:14:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 11:14:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 11:14:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 11:14:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 11:14:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 11:14:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 11:14:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:14:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:14:49,660 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 11:14:50,113 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:14:50,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,142 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,142 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,145 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,145 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,146 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,146 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:50,146 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:14:50,149 INFO L168 Benchmark]: Toolchain (without parser) took 1029.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -116.8 MB). Peak memory consumption was 42.1 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:50,150 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:14:50,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 918.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:50,151 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 918.8 MB in the beginning and 1.2 GB in the end (delta: -233.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:50,151 INFO L168 Benchmark]: Boogie Preprocessor took 18.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:50,152 INFO L168 Benchmark]: RCFGBuilder took 527.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:50,154 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 389.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 918.8 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 91.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 918.8 MB in the beginning and 1.2 GB in the end (delta: -233.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.18 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 527.36 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: 75.7 MB). Peak memory consumption was 75.7 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:14:51,590 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:14:51,591 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:14:51,599 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:14:51,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:14:51,599 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:14:51,600 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:14:51,601 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:14:51,602 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:14:51,603 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:14:51,604 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:14:51,604 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:14:51,604 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:14:51,605 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:14:51,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:14:51,606 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:14:51,607 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:14:51,608 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:14:51,609 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:14:51,610 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:14:51,611 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:14:51,612 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:14:51,614 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:14:51,614 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:14:51,614 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:14:51,615 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:14:51,615 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:14:51,616 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:14:51,616 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:14:51,617 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:14:51,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:14:51,618 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:14:51,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:14:51,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:14:51,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:14:51,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:14:51,619 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 11:14:51,630 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:14:51,630 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:14:51,630 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:14:51,630 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:14:51,631 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:14:51,631 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:14:51,631 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:14:51,631 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:14:51,632 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:14:51,632 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:14:51,633 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:14:51,633 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:14:51,634 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 11:14:51,634 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 11:14:51,635 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_ace42059-9db8-4172-ba86-b8d4ff5940f2/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 -> 966ff3b529f37ce66c3b00d371bdd2a6f0599798 [2018-11-10 11:14:51,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:14:51,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:14:51,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:14:51,673 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:14:51,673 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:14:51,674 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_false-unreach-call.i [2018-11-10 11:14:51,709 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/ebc8e43e6/f26d023f51c548ed8726f747033dc859/FLAG40e160fe5 [2018-11-10 11:14:52,149 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:14:52,149 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/sv-benchmarks/c/pthread-wmm/safe034_power.oepc_false-unreach-call.i [2018-11-10 11:14:52,160 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/ebc8e43e6/f26d023f51c548ed8726f747033dc859/FLAG40e160fe5 [2018-11-10 11:14:52,171 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/bin-2019/utaipan/data/ebc8e43e6/f26d023f51c548ed8726f747033dc859 [2018-11-10 11:14:52,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:14:52,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:14:52,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:14:52,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:14:52,178 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:14:52,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52, skipping insertion in model container [2018-11-10 11:14:52,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:14:52,223 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:14:52,470 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:14:52,476 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:14:52,522 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:14:52,572 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:14:52,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52 WrapperNode [2018-11-10 11:14:52,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:14:52,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:14:52,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:14:52,573 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:14:52,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:14:52,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:14:52,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:14:52,654 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:14:52,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... [2018-11-10 11:14:52,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:14:52,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:14:52,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:14:52,681 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:14:52,682 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:14:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ace42059-9db8-4172-ba86-b8d4ff5940f2/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 11:14:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 11:14:52,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 11:14:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:14:52,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:14:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:14:52,716 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:14:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 11:14:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 11:14:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 11:14:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 11:14:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 11:14:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 11:14:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:14:52,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:14:52,718 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 11:14:53,253 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:14:53,285 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,285 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,286 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,286 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,287 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,287 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,289 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,289 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,290 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,290 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:14:53,291 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:14:53,294 INFO L168 Benchmark]: Toolchain (without parser) took 1119.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -99.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:53,295 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:14:53,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.39 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:53,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -204.9 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:53,297 INFO L168 Benchmark]: Boogie Preprocessor took 26.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:14:53,297 INFO L168 Benchmark]: RCFGBuilder took 612.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:14:53,299 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 397.39 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 80.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -204.9 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 612.46 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: 68.2 MB). Peak memory consumption was 68.2 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...