./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_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_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/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 84bb8270edc88b0cd913ec4012783cc32b488d7d ............................................................................................................................................................................................................... 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_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/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 84bb8270edc88b0cd913ec4012783cc32b488d7d ............................................................................................................................................................................................................. 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 05:07:30,339 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:30,341 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:30,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:30,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:30,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:30,353 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:30,355 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:30,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:30,357 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:30,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:30,358 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:30,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:30,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:30,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:30,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:30,363 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:30,365 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:30,366 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:30,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:30,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:30,370 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:30,372 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:30,372 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:30,372 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:30,373 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:30,374 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:30,375 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:30,381 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:30,382 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:30,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:30,384 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:30,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:30,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:30,386 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:30,386 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:30,386 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:07:30,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:30,406 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:30,407 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:30,408 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:30,408 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:30,408 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:30,408 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:07:30,409 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:30,409 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:07:30,409 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:07:30,409 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:30,410 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:30,410 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:30,410 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:07:30,410 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:30,410 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:30,410 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:30,411 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:30,411 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:30,411 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:30,411 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:30,411 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:30,411 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:30,411 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:30,412 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:30,412 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:30,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:30,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:30,412 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:30,412 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:30,413 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:07:30,413 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:30,413 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:07:30,413 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:07:30,413 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_f7fe78c8-bd82-4e41-9161-52e0254bd239/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 -> 84bb8270edc88b0cd913ec4012783cc32b488d7d [2018-10-27 05:07:30,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:30,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:30,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:30,491 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:30,492 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:30,492 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_false-unreach-call.i [2018-10-27 05:07:30,544 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/317c899a1/909235383eb04be29cc38f42b7c369f7/FLAG89e67e0b0 [2018-10-27 05:07:30,997 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:30,997 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_false-unreach-call.i [2018-10-27 05:07:31,011 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/317c899a1/909235383eb04be29cc38f42b7c369f7/FLAG89e67e0b0 [2018-10-27 05:07:31,026 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/317c899a1/909235383eb04be29cc38f42b7c369f7 [2018-10-27 05:07:31,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:31,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:31,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:31,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:31,036 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:31,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186a175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31, skipping insertion in model container [2018-10-27 05:07:31,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:31,097 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:31,458 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:31,469 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:31,550 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:31,609 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:31,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31 WrapperNode [2018-10-27 05:07:31,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:31,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:31,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:31,611 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:31,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:31,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:31,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:31,758 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:31,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... [2018-10-27 05:07:31,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:31,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:31,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:31,802 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:31,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/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 05:07:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:07:31,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:07:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:31,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:31,871 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:31,871 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:31,871 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:07:31,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:07:31,872 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:07:31,874 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:07:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:07:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:07:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:31,876 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 05:07:33,725 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:33,768 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,768 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,771 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,771 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,774 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,774 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,784 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,784 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:33,785 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:33,792 INFO L168 Benchmark]: Toolchain (without parser) took 2762.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 958.1 MB in the beginning and 1.0 GB in the end (delta: -86.8 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:33,793 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:33,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.22 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 919.4 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:33,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -214.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:33,802 INFO L168 Benchmark]: Boogie Preprocessor took 47.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:33,803 INFO L168 Benchmark]: RCFGBuilder took 1990.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:33,807 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 578.22 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 919.4 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 142.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -214.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.23 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1990.15 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: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:07:35,888 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:35,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:35,903 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:35,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:35,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:35,907 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:35,909 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:35,911 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:35,913 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:35,915 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:35,916 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:35,916 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:35,923 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:35,924 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:35,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:35,925 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:35,931 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:35,932 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:35,934 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:35,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:35,936 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:35,940 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:35,940 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:35,940 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:35,941 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:35,942 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:35,943 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:35,943 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:35,944 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:35,945 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:35,945 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:35,945 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:35,946 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:35,947 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:35,948 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:35,948 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:07:35,961 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:35,961 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:35,962 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:35,962 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:35,962 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:35,963 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:35,963 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:35,963 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:35,963 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:35,964 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:07:35,965 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:07:35,965 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:35,965 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:35,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:35,965 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:35,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:35,966 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:35,966 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:35,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:35,969 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:35,969 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:35,969 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:35,969 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:07:35,969 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:35,969 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:07:35,970 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:07:35,970 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_f7fe78c8-bd82-4e41-9161-52e0254bd239/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 -> 84bb8270edc88b0cd913ec4012783cc32b488d7d [2018-10-27 05:07:36,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:36,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:36,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:36,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:36,027 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:36,028 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_false-unreach-call.i [2018-10-27 05:07:36,094 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/936ad584f/3b7ccd3af776469da730cc4e462ca8c1/FLAG81e52e00c [2018-10-27 05:07:36,531 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:36,531 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/sv-benchmarks/c/pthread-wmm/mix003_rmo.opt.0.1_false-unreach-call.i [2018-10-27 05:07:36,554 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/936ad584f/3b7ccd3af776469da730cc4e462ca8c1/FLAG81e52e00c [2018-10-27 05:07:36,567 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/bin-2019/utaipan/data/936ad584f/3b7ccd3af776469da730cc4e462ca8c1 [2018-10-27 05:07:36,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:36,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:36,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:36,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:36,577 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:36,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:36" (1/1) ... [2018-10-27 05:07:36,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:36, skipping insertion in model container [2018-10-27 05:07:36,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:36" (1/1) ... [2018-10-27 05:07:36,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:36,640 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:37,071 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:37,078 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:37,144 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:37,210 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:37,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37 WrapperNode [2018-10-27 05:07:37,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:37,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:37,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:37,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:37,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:37,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:37,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:37,282 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:37,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:37,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:37,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:37,406 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:37,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7fe78c8-bd82-4e41-9161-52e0254bd239/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 05:07:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:07:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:07:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:07:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:07:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:07:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:07:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:07:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:07:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:37,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:37,457 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 05:07:39,448 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:39,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,503 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,505 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,505 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,514 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,517 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:39,518 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:39,526 INFO L168 Benchmark]: Toolchain (without parser) took 2954.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -106.9 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:39,528 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:39,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.10 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:39,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.05 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:39,531 INFO L168 Benchmark]: Boogie Preprocessor took 128.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -231.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:39,533 INFO L168 Benchmark]: RCFGBuilder took 2119.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:39,536 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 638.10 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 917.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.05 ms. Allocated memory is still 1.0 GB. Free memory was 917.0 MB in the beginning and 911.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 128.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -231.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2119.76 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: 86.5 MB). Peak memory consumption was 86.5 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...