./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036_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_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/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 95cc9a7ca941fc417a86755acc5e2bf726bf8e2d ............................................................................................................................................................................................................ 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_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/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 95cc9a7ca941fc417a86755acc5e2bf726bf8e2d ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:40,494 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:40,495 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:40,507 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:40,507 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:40,508 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:40,510 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:40,511 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:40,513 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:40,514 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:40,515 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:40,515 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:40,516 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:40,518 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:40,519 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:40,520 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:40,521 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:40,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:40,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:40,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:40,528 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:40,529 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:40,532 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:40,532 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:40,532 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:40,534 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:40,535 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:40,536 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:40,536 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:40,537 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:40,538 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:40,538 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:40,538 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:40,539 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:40,540 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:40,541 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:40,542 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:40,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:40,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:40,562 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:40,562 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:40,563 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:40,563 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:40,563 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:40,563 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:40,563 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:40,563 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:40,564 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:40,564 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:40,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:40,565 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:40,565 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:40,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:40,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:40,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:40,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:40,566 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:40,566 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:40,566 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:40,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:40,566 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:40,567 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:40,567 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:40,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:40,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:40,567 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:40,567 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:40,568 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:40,568 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:40,568 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:40,568 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:40,568 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_b5a11a65-5419-409d-b994-b19b2e0d5f0b/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 -> 95cc9a7ca941fc417a86755acc5e2bf726bf8e2d [2018-10-27 05:10:40,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:40,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:40,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:40,634 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:40,634 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:40,635 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix036_power.oepc_false-unreach-call.i [2018-10-27 05:10:40,697 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/b3a36aae4/adbd056f178a4fc9a46910cc93a1206c/FLAGf84ced340 [2018-10-27 05:10:41,159 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:41,160 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/sv-benchmarks/c/pthread-wmm/mix036_power.oepc_false-unreach-call.i [2018-10-27 05:10:41,179 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/b3a36aae4/adbd056f178a4fc9a46910cc93a1206c/FLAGf84ced340 [2018-10-27 05:10:41,194 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/b3a36aae4/adbd056f178a4fc9a46910cc93a1206c [2018-10-27 05:10:41,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:41,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:41,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:41,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:41,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:41,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:41,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31bc4e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41, skipping insertion in model container [2018-10-27 05:10:41,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:41,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:41,278 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:41,702 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:41,715 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:41,787 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:41,880 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:41,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41 WrapperNode [2018-10-27 05:10:41,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:41,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:41,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:41,882 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:41,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:42,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:42,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:42,071 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:42,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... [2018-10-27 05:10:42,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:42,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:42,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:42,128 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:42,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:42,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:42,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:42,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:42,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:42,220 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:42,220 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:42,224 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:10:42,224 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:10:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:42,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:42,226 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:44,795 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:44,851 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:44,851 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:44,852 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:44,857 INFO L168 Benchmark]: Toolchain (without parser) took 3657.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -85.8 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:44,859 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:44,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:44,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -214.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:44,861 INFO L168 Benchmark]: Boogie Preprocessor took 57.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:44,862 INFO L168 Benchmark]: RCFGBuilder took 2728.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:44,867 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 674.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 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 188.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -214.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.04 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 2728.86 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: 87.9 MB). Peak memory consumption was 87.9 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:47,167 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:47,169 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:47,180 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:47,181 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:47,182 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:47,183 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:47,193 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:47,194 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:47,195 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:47,196 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:47,196 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:47,197 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:47,198 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:47,199 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:47,200 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:47,209 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:47,211 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:47,213 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:47,214 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:47,215 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:47,217 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:47,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:47,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:47,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:47,221 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:47,222 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:47,223 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:47,224 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:47,225 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:47,225 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:47,226 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:47,226 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:47,226 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:47,227 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:47,228 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:47,228 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:47,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:47,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:47,244 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:47,244 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:47,245 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:47,245 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:47,245 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:47,245 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:47,246 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:47,246 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:47,246 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:47,247 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:47,247 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:47,247 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:47,247 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:47,247 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:47,247 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:47,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:47,248 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:47,248 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:47,250 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:47,251 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:47,251 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:47,251 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:47,251 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:47,251 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:47,251 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:47,252 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:47,252 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:47,252 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:47,252 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:47,252 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:47,253 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_b5a11a65-5419-409d-b994-b19b2e0d5f0b/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 -> 95cc9a7ca941fc417a86755acc5e2bf726bf8e2d [2018-10-27 05:10:47,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:47,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:47,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:47,313 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:47,313 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:47,314 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix036_power.oepc_false-unreach-call.i [2018-10-27 05:10:47,371 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/a6e332008/202d49841e2c42608805e2290ea1e5b8/FLAG0841afb9e [2018-10-27 05:10:47,946 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:47,947 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/sv-benchmarks/c/pthread-wmm/mix036_power.oepc_false-unreach-call.i [2018-10-27 05:10:47,965 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/a6e332008/202d49841e2c42608805e2290ea1e5b8/FLAG0841afb9e [2018-10-27 05:10:47,981 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/data/a6e332008/202d49841e2c42608805e2290ea1e5b8 [2018-10-27 05:10:47,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:47,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:47,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:47,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:48,000 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:48,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:47" (1/1) ... [2018-10-27 05:10:48,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4d544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48, skipping insertion in model container [2018-10-27 05:10:48,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:47" (1/1) ... [2018-10-27 05:10:48,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:48,069 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:48,591 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:48,603 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:48,716 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:48,823 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:48,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48 WrapperNode [2018-10-27 05:10:48,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:48,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:48,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:48,825 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:48,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:48,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:48,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:48,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:48,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:48,925 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:49,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... [2018-10-27 05:10:49,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:49,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:49,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:49,072 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:49,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5a11a65-5419-409d-b994-b19b2e0d5f0b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:49,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:10:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:10:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:49,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:49,144 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:51,634 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:51,701 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:51,701 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:51,702 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:51,706 INFO L168 Benchmark]: Toolchain (without parser) took 3715.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -118.6 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:51,707 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:51,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.58 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:51,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.91 ms. Allocated memory is still 1.0 GB. Free memory is still 910.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:51,715 INFO L168 Benchmark]: Boogie Preprocessor took 139.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -246.2 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:51,715 INFO L168 Benchmark]: RCFGBuilder took 2640.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 90.1 MB). Peak memory consumption was 90.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:51,719 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 831.58 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.91 ms. Allocated memory is still 1.0 GB. Free memory is still 910.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 139.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -246.2 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2640.68 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: 90.1 MB). Peak memory consumption was 90.1 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...