./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001_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_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/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 bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 ............................................................................................................................................................................................................ 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_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/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 bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 .......................................................................................................................................................................................................... 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 02:39:39,630 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:39:39,631 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:39:39,640 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:39:39,640 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:39:39,641 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:39:39,642 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:39:39,643 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:39:39,644 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:39:39,645 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:39:39,645 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:39:39,645 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:39:39,646 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:39:39,647 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:39:39,648 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:39:39,648 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:39:39,649 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:39:39,650 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:39:39,651 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:39:39,652 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:39:39,653 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:39:39,654 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:39:39,655 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:39:39,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:39:39,656 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:39:39,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:39:39,657 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:39:39,658 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:39:39,658 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:39:39,660 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:39:39,660 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:39:39,660 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:39:39,660 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:39:39,661 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:39:39,661 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:39:39,662 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:39:39,662 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 02:39:39,673 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:39:39,673 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:39:39,674 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:39:39,674 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 02:39:39,674 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 02:39:39,675 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 02:39:39,675 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 02:39:39,675 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 02:39:39,675 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 02:39:39,675 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 02:39:39,675 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 02:39:39,676 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:39:39,676 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:39:39,676 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:39:39,676 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:39:39,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:39:39,678 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:39:39,678 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:39:39,678 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:39:39,678 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:39:39,678 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:39:39,679 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:39:39,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:39:39,679 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:39:39,679 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:39:39,679 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:39:39,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:39:39,679 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:39:39,680 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:39:39,680 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:39:39,680 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 02:39:39,680 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:39:39,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 02:39:39,680 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 02:39:39,680 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_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/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 -> bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 [2018-11-10 02:39:39,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:39:39,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:39:39,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:39:39,717 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:39:39,718 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:39:39,718 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-11-10 02:39:39,757 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/165249b00/38a8750431ae4c9790681cf8dbf4af4d/FLAG593555a3c [2018-11-10 02:39:40,206 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:39:40,206 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-11-10 02:39:40,217 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/165249b00/38a8750431ae4c9790681cf8dbf4af4d/FLAG593555a3c [2018-11-10 02:39:40,226 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/165249b00/38a8750431ae4c9790681cf8dbf4af4d [2018-11-10 02:39:40,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:39:40,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:39:40,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:39:40,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:39:40,232 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:39:40,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40, skipping insertion in model container [2018-11-10 02:39:40,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:39:40,274 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:39:40,500 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:39:40,503 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:39:40,543 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:39:40,640 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:39:40,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40 WrapperNode [2018-11-10 02:39:40,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:39:40,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:39:40,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:39:40,641 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:39:40,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:39:40,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:39:40,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:39:40,686 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:39:40,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... [2018-11-10 02:39:40,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:39:40,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:39:40,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:39:40,712 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:39:40,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/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 02:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 02:39:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 02:39:40,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:39:40,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:39:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:39:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:39:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 02:39:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 02:39:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 02:39:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 02:39:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 02:39:40,765 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 02:39:40,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:39:40,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:39:40,767 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 02:39:41,594 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:39:41,638 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:39:41,638 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:39:41,639 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 02:39:41,643 INFO L168 Benchmark]: Toolchain (without parser) took 1415.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 955.4 MB in the beginning and 1.0 GB in the end (delta: -60.5 MB). Peak memory consumption was 70.0 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:41,644 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:39:41,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:41,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:41,646 INFO L168 Benchmark]: Boogie Preprocessor took 25.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:39:41,646 INFO L168 Benchmark]: RCFGBuilder took 930.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.1 MB). Peak memory consumption was 102.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:41,648 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 412.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 60.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.28 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.84 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 930.75 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: 102.1 MB). Peak memory consumption was 102.1 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:39:43,058 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:39:43,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:39:43,069 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:39:43,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:39:43,070 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:39:43,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:39:43,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:39:43,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:39:43,073 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:39:43,074 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:39:43,074 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:39:43,075 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:39:43,076 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:39:43,076 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:39:43,077 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:39:43,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:39:43,079 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:39:43,080 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:39:43,081 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:39:43,082 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:39:43,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:39:43,084 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:39:43,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:39:43,085 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:39:43,085 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:39:43,086 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:39:43,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:39:43,087 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:39:43,088 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:39:43,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:39:43,088 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:39:43,089 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:39:43,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:39:43,089 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:39:43,090 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:39:43,090 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 02:39:43,100 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:39:43,101 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:39:43,101 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:39:43,101 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 02:39:43,101 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 02:39:43,102 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 02:39:43,102 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 02:39:43,102 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 02:39:43,102 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 02:39:43,103 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 02:39:43,104 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:39:43,104 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:39:43,104 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:39:43,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:39:43,104 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:39:43,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:39:43,105 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:39:43,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:39:43,105 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:39:43,105 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:39:43,105 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:39:43,105 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 02:39:43,105 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:39:43,106 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 02:39:43,106 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 02:39:43,106 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_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/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 -> bc50cf4cecbe04b3faf7a3adb254250c936d9ec2 [2018-11-10 02:39:43,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:39:43,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:39:43,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:39:43,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:39:43,151 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:39:43,151 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-11-10 02:39:43,196 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/b17c6e187/20c08aa6a0d447e1b06966b46e60190b/FLAGc7cd4f4d1 [2018-11-10 02:39:43,543 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:39:43,544 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/sv-benchmarks/c/pthread-wmm/mix001_power.oepc_false-unreach-call.i [2018-11-10 02:39:43,553 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/b17c6e187/20c08aa6a0d447e1b06966b46e60190b/FLAGc7cd4f4d1 [2018-11-10 02:39:43,562 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/bin-2019/utaipan/data/b17c6e187/20c08aa6a0d447e1b06966b46e60190b [2018-11-10 02:39:43,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:39:43,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:39:43,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:39:43,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:39:43,568 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:39:43,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:43,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6993f6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43, skipping insertion in model container [2018-11-10 02:39:43,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:43,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:39:43,613 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:39:43,871 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:39:43,878 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:39:43,928 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:39:43,985 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:39:43,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43 WrapperNode [2018-11-10 02:39:43,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:39:43,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:39:43,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:39:43,987 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:39:43,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:39:44,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:39:44,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:39:44,070 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:39:44,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... [2018-11-10 02:39:44,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:39:44,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:39:44,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:39:44,092 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:39:44,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:39:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_239a8b6f-eb2b-4f85-a4b5-f3c473026a47/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 02:39:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 02:39:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 02:39:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:39:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:39:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:39:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:39:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 02:39:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 02:39:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 02:39:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 02:39:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 02:39:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 02:39:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:39:44,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:39:44,142 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 02:39:44,922 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:39:44,966 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:39:44,966 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:39:44,967 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 02:39:44,971 INFO L168 Benchmark]: Toolchain (without parser) took 1407.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 949.2 MB in the beginning and 1.0 GB in the end (delta: -66.4 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:44,973 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:39:44,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.04 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 906.3 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:44,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:44,974 INFO L168 Benchmark]: Boogie Preprocessor took 21.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:39:44,975 INFO L168 Benchmark]: RCFGBuilder took 879.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.8 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. [2018-11-10 02:39:44,977 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 421.04 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 906.3 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.38 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 879.13 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: 96.8 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...