./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/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 a9752f4889b9f4da24ba9fe6b10a5347d0ed5882 ................................................................................................................................................................................................................ 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_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/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 a9752f4889b9f4da24ba9fe6b10a5347d0ed5882 .................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:32,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:32,032 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:32,042 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:32,042 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:32,043 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:32,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:32,045 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:32,047 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:32,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:32,050 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:32,050 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:32,051 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:32,052 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:32,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:32,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:32,060 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:32,061 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:32,062 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:32,063 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:32,064 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:32,065 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:32,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:32,070 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:32,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:32,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:32,071 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:32,072 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:32,072 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:32,073 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:32,074 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:32,074 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:32,075 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:32,075 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:32,075 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:32,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:32,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:32,088 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:32,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:32,091 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:32,091 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:32,092 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:32,092 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:32,092 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:32,092 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:32,092 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:32,092 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:32,093 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:32,093 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:32,093 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:32,093 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:32,094 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:32,095 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:32,095 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:32,095 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:32,095 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:32,095 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:32,095 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:32,096 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:32,096 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:32,096 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:32,096 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:32,096 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:32,096 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:32,096 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_c670446f-087d-46ce-b244-ebb50a759a5f/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 -> a9752f4889b9f4da24ba9fe6b10a5347d0ed5882 [2018-10-27 05:12:32,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:32,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:32,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:32,140 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:32,140 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:32,141 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i [2018-10-27 05:12:32,187 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/5e1b51028/5de84763befb443886f142fa0ebf98c3/FLAG268d38d4e [2018-10-27 05:12:32,641 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:32,642 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i [2018-10-27 05:12:32,657 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/5e1b51028/5de84763befb443886f142fa0ebf98c3/FLAG268d38d4e [2018-10-27 05:12:32,669 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/5e1b51028/5de84763befb443886f142fa0ebf98c3 [2018-10-27 05:12:32,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:32,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:32,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:32,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:32,679 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:32,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ebf8acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32, skipping insertion in model container [2018-10-27 05:12:32,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:32,733 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:33,050 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:33,055 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:33,136 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:33,199 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:33,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33 WrapperNode [2018-10-27 05:12:33,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:33,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:33,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:33,202 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:33,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:33,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:33,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:33,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:33,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:33,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:33,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:33,361 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:33,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:33,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:33,434 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:35,196 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:35,237 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,237 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,238 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,238 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,239 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,239 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,241 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,241 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,242 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,243 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:35,244 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:35,250 INFO L168 Benchmark]: Toolchain (without parser) took 2576.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:35,252 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:35,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.79 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:35,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -230.3 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:35,254 INFO L168 Benchmark]: Boogie Preprocessor took 38.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:35,255 INFO L168 Benchmark]: RCFGBuilder took 1886.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:35,258 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 525.79 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 120.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -230.3 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.56 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: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1886.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:37,242 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:37,243 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:37,254 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:37,254 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:37,255 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:37,256 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:37,258 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:37,259 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:37,260 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:37,261 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:37,261 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:37,262 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:37,263 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:37,263 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:37,264 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:37,265 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:37,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:37,269 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:37,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:37,271 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:37,272 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:37,275 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:37,275 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:37,275 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:37,276 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:37,277 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:37,277 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:37,278 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:37,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:37,279 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:37,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:37,280 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:37,280 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:37,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:37,281 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:37,283 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:37,294 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:37,295 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:37,295 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:37,295 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:37,296 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:37,296 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:37,296 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:37,296 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:37,297 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:37,297 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:37,297 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:37,297 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:37,299 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:37,299 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:37,299 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:37,299 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:37,299 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:37,300 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:37,300 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:37,300 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:37,300 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:37,300 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:37,300 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:37,300 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:37,301 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:37,301 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:37,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:37,301 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:37,301 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:37,301 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:37,301 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:37,302 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:37,302 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_c670446f-087d-46ce-b244-ebb50a759a5f/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 -> a9752f4889b9f4da24ba9fe6b10a5347d0ed5882 [2018-10-27 05:12:37,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:37,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:37,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:37,368 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:37,368 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:37,369 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i [2018-10-27 05:12:37,426 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/b4f6718e1/6cb155b81b2b4c4484e807b61ccbb7a3/FLAG54279e4ba [2018-10-27 05:12:37,839 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:37,839 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/sv-benchmarks/c/pthread-wmm/mix045_tso.oepc_false-unreach-call.i [2018-10-27 05:12:37,855 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/b4f6718e1/6cb155b81b2b4c4484e807b61ccbb7a3/FLAG54279e4ba [2018-10-27 05:12:37,874 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/data/b4f6718e1/6cb155b81b2b4c4484e807b61ccbb7a3 [2018-10-27 05:12:37,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:37,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:37,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:37,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:37,889 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:37,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb7ffb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37, skipping insertion in model container [2018-10-27 05:12:37,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:37,955 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:38,370 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:38,382 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:38,464 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:38,523 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:38,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38 WrapperNode [2018-10-27 05:12:38,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:38,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:38,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:38,525 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:38,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:38,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:38,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:38,591 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:38,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:38,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:38,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:38,715 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:38,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c670446f-087d-46ce-b244-ebb50a759a5f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:38,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:38,760 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:40,301 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:40,336 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,337 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,337 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,337 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,338 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,338 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,339 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,339 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,341 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,341 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,343 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:40,346 INFO L168 Benchmark]: Toolchain (without parser) took 2466.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -100.7 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,348 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:40,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.01 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.96 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,352 INFO L168 Benchmark]: Boogie Preprocessor took 124.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -216.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,353 INFO L168 Benchmark]: RCFGBuilder took 1630.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,356 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 642.01 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.96 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 124.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -216.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1630.50 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: 72.6 MB). Peak memory consumption was 72.6 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...