./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/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 892d5df3816e46520691cf5522bbca818dc83a1c .......................................................................................................................................................................................................... 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_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/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 892d5df3816e46520691cf5522bbca818dc83a1c .......................................................................................................................................................................................................... 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 04:54:56,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:54:56,358 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:54:56,368 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:54:56,368 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:54:56,369 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:54:56,370 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:54:56,371 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:54:56,373 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:54:56,373 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:54:56,374 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:54:56,375 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:54:56,375 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:54:56,376 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:54:56,378 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:54:56,378 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:54:56,379 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:54:56,381 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:54:56,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:54:56,384 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:54:56,385 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:54:56,386 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:54:56,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:54:56,388 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:54:56,389 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:54:56,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:54:56,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:54:56,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:54:56,392 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:54:56,393 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:54:56,393 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:54:56,394 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:54:56,394 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:54:56,394 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:54:56,395 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:54:56,396 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:54:56,396 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 04:54:56,409 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:54:56,409 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:54:56,410 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:54:56,410 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:54:56,410 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:54:56,411 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:54:56,411 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 04:54:56,411 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:54:56,411 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 04:54:56,411 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 04:54:56,411 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:54:56,412 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:54:56,412 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:54:56,412 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:54:56,413 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:54:56,413 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:54:56,413 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:54:56,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:54:56,413 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:54:56,413 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:54:56,414 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:54:56,414 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:54:56,414 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:54:56,414 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:54:56,414 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:54:56,414 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:54:56,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:54:56,415 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:54:56,415 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:54:56,415 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:54:56,415 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 04:54:56,415 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:54:56,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:54:56,416 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 04:54:56,416 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_acb09a4f-1837-4ea4-a3c2-7c79573c2578/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 -> 892d5df3816e46520691cf5522bbca818dc83a1c [2018-11-10 04:54:56,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:54:56,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:54:56,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:54:56,464 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:54:56,464 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:54:56,465 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i [2018-11-10 04:54:56,525 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/21c3f7dde/6ebd2f21d9524317b56da50eb4229cd0/FLAG7e87ae2d5 [2018-11-10 04:54:56,947 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:54:56,948 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i [2018-11-10 04:54:56,961 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/21c3f7dde/6ebd2f21d9524317b56da50eb4229cd0/FLAG7e87ae2d5 [2018-11-10 04:54:56,974 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/21c3f7dde/6ebd2f21d9524317b56da50eb4229cd0 [2018-11-10 04:54:56,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:54:56,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:54:56,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:54:56,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:54:56,982 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:54:56,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:54:56" (1/1) ... [2018-11-10 04:54:56,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:56, skipping insertion in model container [2018-11-10 04:54:56,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:54:56" (1/1) ... [2018-11-10 04:54:56,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:54:57,035 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:54:57,351 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:54:57,357 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:54:57,420 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:54:57,464 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:54:57,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57 WrapperNode [2018-11-10 04:54:57,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:54:57,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:54:57,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:54:57,466 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:54:57,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:54:57,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:54:57,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:54:57,575 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:54:57,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... [2018-11-10 04:54:57,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:54:57,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:54:57,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:54:57,607 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:54:57,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:54:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/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 04:54:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:54:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:54:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:54:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:54:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:54:57,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:54:57,667 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 04:54:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 04:54:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 04:54:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 04:54:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 04:54:57,668 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 04:54:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 04:54:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 04:54:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:54:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:54:57,670 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 04:54:58,514 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:54:58,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:54:58,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:54:58,557 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:54:58,561 INFO L168 Benchmark]: Toolchain (without parser) took 1583.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 956.5 MB in the beginning and 1.0 GB in the end (delta: -88.4 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:54:58,562 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:54:58,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.35 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:54:58,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -219.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:54:58,566 INFO L168 Benchmark]: Boogie Preprocessor took 31.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:54:58,566 INFO L168 Benchmark]: RCFGBuilder took 953.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:54:58,569 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 486.35 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -219.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 953.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:55:00,382 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:55:00,384 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:55:00,395 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:55:00,395 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:55:00,396 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:55:00,397 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:55:00,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:55:00,400 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:55:00,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:55:00,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:55:00,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:55:00,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:55:00,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:55:00,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:55:00,405 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:55:00,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:55:00,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:55:00,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:55:00,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:55:00,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:55:00,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:55:00,415 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:55:00,415 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:55:00,415 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:55:00,416 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:55:00,417 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:55:00,418 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:55:00,418 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:55:00,419 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:55:00,419 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:55:00,420 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:55:00,420 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:55:00,420 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:55:00,421 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:55:00,422 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:55:00,422 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 04:55:00,435 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:55:00,435 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:55:00,436 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:55:00,436 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:55:00,436 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:55:00,436 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:55:00,437 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:55:00,437 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:55:00,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:55:00,438 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:55:00,438 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:55:00,438 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:55:00,438 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:55:00,438 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:55:00,438 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:55:00,439 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:55:00,439 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:55:00,439 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:55:00,439 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:55:00,439 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:55:00,439 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:55:00,439 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:55:00,440 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:55:00,440 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:55:00,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:55:00,440 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:55:00,440 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:55:00,440 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:55:00,441 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:55:00,441 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:55:00,441 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:55:00,441 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:55:00,441 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_acb09a4f-1837-4ea4-a3c2-7c79573c2578/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 -> 892d5df3816e46520691cf5522bbca818dc83a1c [2018-11-10 04:55:00,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:55:00,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:55:00,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:55:00,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:55:00,496 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:55:00,497 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i [2018-11-10 04:55:00,547 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/fc210f0b7/1ea69e31f6114f488cb510f289cc14f1/FLAGf3d7f98f3 [2018-11-10 04:55:00,966 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:55:00,966 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_false-unreach-call.i [2018-11-10 04:55:00,978 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/fc210f0b7/1ea69e31f6114f488cb510f289cc14f1/FLAGf3d7f98f3 [2018-11-10 04:55:00,993 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/bin-2019/utaipan/data/fc210f0b7/1ea69e31f6114f488cb510f289cc14f1 [2018-11-10 04:55:00,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:55:00,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:55:01,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:55:01,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:55:01,004 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:55:01,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:55:00" (1/1) ... [2018-11-10 04:55:01,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01, skipping insertion in model container [2018-11-10 04:55:01,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:55:00" (1/1) ... [2018-11-10 04:55:01,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:55:01,062 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:55:01,436 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:55:01,444 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:55:01,506 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:55:01,569 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:55:01,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01 WrapperNode [2018-11-10 04:55:01,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:55:01,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:55:01,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:55:01,571 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:55:01,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:55:01,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:55:01,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:55:01,672 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:55:01,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... [2018-11-10 04:55:01,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:55:01,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:55:01,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:55:01,700 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:55:01,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:55:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_acb09a4f-1837-4ea4-a3c2-7c79573c2578/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 04:55:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:55:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:55:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:55:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:55:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:55:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:55:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 04:55:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 04:55:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 04:55:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 04:55:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 04:55:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 04:55:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 04:55:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 04:55:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:55:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:55:01,758 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 04:55:02,746 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:55:02,790 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:55:02,790 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:55:02,791 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:55:02,795 INFO L168 Benchmark]: Toolchain (without parser) took 1797.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -93.8 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:55:02,797 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:55:02,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:55:02,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -218.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:55:02,798 INFO L168 Benchmark]: Boogie Preprocessor took 27.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:55:02,799 INFO L168 Benchmark]: RCFGBuilder took 1093.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.1 MB). Peak memory consumption was 87.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:55:02,801 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 570.86 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -218.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.83 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 1093.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.1 MB). Peak memory consumption was 87.1 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...