./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021_power.opt_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_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/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 50e5595e6d3ed024f074a817ce388d0284c0607c .................................................................................................................................................................................................................................. 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_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/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 50e5595e6d3ed024f074a817ce388d0284c0607c ................................................................................................................................................................................................................... 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 09:25:34,503 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:25:34,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:25:34,511 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:25:34,512 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:25:34,512 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:25:34,513 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:25:34,514 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:25:34,515 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:25:34,516 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:25:34,517 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:25:34,517 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:25:34,517 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:25:34,518 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:25:34,519 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:25:34,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:25:34,520 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:25:34,521 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:25:34,522 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:25:34,523 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:25:34,524 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:25:34,525 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:25:34,526 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:25:34,527 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:25:34,527 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:25:34,527 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:25:34,528 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:25:34,529 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:25:34,529 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:25:34,530 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:25:34,530 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:25:34,531 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:25:34,531 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:25:34,531 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:25:34,531 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:25:34,532 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:25:34,532 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:25:34,542 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:25:34,542 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:25:34,543 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:25:34,543 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:25:34,543 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:25:34,543 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:25:34,543 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:25:34,543 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:25:34,543 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:25:34,544 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:25:34,544 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:25:34,544 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:25:34,544 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:25:34,544 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:25:34,545 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:25:34,546 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:25:34,546 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:25:34,546 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:25:34,546 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:25:34,546 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:25:34,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:25:34,547 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:25:34,547 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:25:34,547 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:25:34,547 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:25:34,547 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:25:34,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:25:34,547 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:25:34,547 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_1467ed5c-70ca-43eb-b0d8-a010a4df181d/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 -> 50e5595e6d3ed024f074a817ce388d0284c0607c [2018-11-10 09:25:34,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:25:34,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:25:34,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:25:34,576 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:25:34,576 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:25:34,576 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix021_power.opt_false-unreach-call.i [2018-11-10 09:25:34,611 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/6454e7d0a/fedc048f2f2843a0b554ac904eab6fed/FLAGa47fc932a [2018-11-10 09:25:35,038 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:25:35,039 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/sv-benchmarks/c/pthread-wmm/mix021_power.opt_false-unreach-call.i [2018-11-10 09:25:35,046 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/6454e7d0a/fedc048f2f2843a0b554ac904eab6fed/FLAGa47fc932a [2018-11-10 09:25:35,054 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/6454e7d0a/fedc048f2f2843a0b554ac904eab6fed [2018-11-10 09:25:35,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:25:35,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:25:35,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:25:35,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:25:35,059 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:25:35,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ca774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35, skipping insertion in model container [2018-11-10 09:25:35,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:25:35,099 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:25:35,326 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:25:35,331 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:25:35,385 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:25:35,483 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:25:35,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35 WrapperNode [2018-11-10 09:25:35,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:25:35,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:25:35,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:25:35,485 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:25:35,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:25:35,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:25:35,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:25:35,533 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:25:35,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... [2018-11-10 09:25:35,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:25:35,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:25:35,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:25:35,564 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:25:35,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/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 09:25:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:25:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:25:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:25:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:25:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:25:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:25:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:25:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:25:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:25:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:25:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:25:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:25:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 09:25:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 09:25:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:25:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:25:35,611 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 09:25:36,320 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:25:36,357 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,359 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,359 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,359 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,359 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,360 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,360 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,362 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,363 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,364 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,364 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:36,365 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:25:36,371 INFO L168 Benchmark]: Toolchain (without parser) took 1315.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -94.3 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:36,372 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:25:36,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 957.6 MB in the beginning and 1.2 GB in the end (delta: -199.6 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:36,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:36,374 INFO L168 Benchmark]: Boogie Preprocessor took 30.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:36,374 INFO L168 Benchmark]: RCFGBuilder took 807.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:36,377 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 427.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 957.6 MB in the beginning and 1.2 GB in the end (delta: -199.6 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.03 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 807.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 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 09:25:37,767 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:25:37,768 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:25:37,775 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:25:37,775 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:25:37,776 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:25:37,776 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:25:37,778 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:25:37,779 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:25:37,779 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:25:37,780 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:25:37,780 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:25:37,781 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:25:37,781 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:25:37,782 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:25:37,782 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:25:37,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:25:37,784 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:25:37,785 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:25:37,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:25:37,787 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:25:37,788 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:25:37,790 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:25:37,790 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:25:37,790 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:25:37,790 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:25:37,791 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:25:37,792 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:25:37,792 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:25:37,793 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:25:37,793 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:25:37,793 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:25:37,794 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:25:37,794 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:25:37,794 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:25:37,795 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:25:37,795 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:25:37,805 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:25:37,805 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:25:37,806 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:25:37,806 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:25:37,806 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:25:37,806 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:25:37,807 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:25:37,807 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:25:37,807 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:25:37,807 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:25:37,808 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:25:37,809 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:25:37,809 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:25:37,809 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:25:37,809 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:25:37,809 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:25:37,809 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:25:37,809 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:25:37,810 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:25:37,810 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:25:37,810 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:25:37,810 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:25:37,810 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:25:37,810 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:25:37,810 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:25:37,811 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:25:37,811 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_1467ed5c-70ca-43eb-b0d8-a010a4df181d/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 -> 50e5595e6d3ed024f074a817ce388d0284c0607c [2018-11-10 09:25:37,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:25:37,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:25:37,848 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:25:37,849 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:25:37,849 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:25:37,850 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix021_power.opt_false-unreach-call.i [2018-11-10 09:25:37,884 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/250500b6b/a70df8366032489e999930a4e53cbf78/FLAG206730cf2 [2018-11-10 09:25:38,224 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:25:38,224 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/sv-benchmarks/c/pthread-wmm/mix021_power.opt_false-unreach-call.i [2018-11-10 09:25:38,232 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/250500b6b/a70df8366032489e999930a4e53cbf78/FLAG206730cf2 [2018-11-10 09:25:38,241 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/bin-2019/utaipan/data/250500b6b/a70df8366032489e999930a4e53cbf78 [2018-11-10 09:25:38,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:25:38,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:25:38,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:25:38,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:25:38,247 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:25:38,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38, skipping insertion in model container [2018-11-10 09:25:38,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:25:38,293 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:25:38,541 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:25:38,547 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:25:38,591 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:25:38,633 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:25:38,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38 WrapperNode [2018-11-10 09:25:38,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:25:38,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:25:38,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:25:38,634 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:25:38,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:25:38,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:25:38,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:25:38,722 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:25:38,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... [2018-11-10 09:25:38,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:25:38,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:25:38,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:25:38,744 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:25:38,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:25:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1467ed5c-70ca-43eb-b0d8-a010a4df181d/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 09:25:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:25:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:25:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:25:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:25:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:25:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:25:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:25:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:25:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:25:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:25:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:25:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:25:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 09:25:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 09:25:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:25:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:25:38,781 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 09:25:39,436 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:25:39,471 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,471 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,472 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,472 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,472 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,473 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,473 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,473 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,474 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,474 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,476 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,476 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,477 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,478 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:25:39,478 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:25:39,481 INFO L168 Benchmark]: Toolchain (without parser) took 1237.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -101.0 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:39,482 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:25:39,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.04 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:39,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -237.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:39,483 INFO L168 Benchmark]: Boogie Preprocessor took 21.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:25:39,483 INFO L168 Benchmark]: RCFGBuilder took 736.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:25:39,486 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 389.04 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -237.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.88 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 736.70 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: 98.1 MB). Peak memory consumption was 98.1 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...