./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/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 0f4fbc2bece5d54b4ce5c1cb1fb66b04199ec20a ............................................................................................................................................................................................................. 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_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/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 0f4fbc2bece5d54b4ce5c1cb1fb66b04199ec20a ........................................................................................................................................................................................................... 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 05:10:20,789 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:20,791 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:20,801 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:20,801 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:20,802 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:20,804 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:20,805 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:20,807 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:20,808 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:20,808 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:20,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:20,809 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:20,810 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:20,811 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:20,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:20,814 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:20,815 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:20,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:20,819 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:20,820 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:20,821 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:20,824 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:20,824 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:20,824 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:20,825 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:20,826 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:20,827 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:20,827 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:20,829 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:20,829 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:20,830 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:20,830 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:20,830 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:20,832 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:20,833 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:20,833 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:20,846 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:20,847 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:20,848 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:20,848 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:20,848 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:20,848 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:20,848 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:20,849 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:20,849 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:20,849 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:20,849 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:20,851 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:20,851 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:20,851 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:20,851 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:20,851 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:20,852 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:20,852 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:20,852 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:20,852 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:20,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:20,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:20,853 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:20,853 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:20,853 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:20,853 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:20,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:20,854 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:20,854 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:20,854 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:20,854 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:20,854 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:20,854 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:20,855 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:20,855 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_ff92b559-6247-4563-86f0-561631c18525/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 -> 0f4fbc2bece5d54b4ce5c1cb1fb66b04199ec20a [2018-10-27 05:10:20,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:20,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:20,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:20,903 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:20,905 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:20,905 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i [2018-10-27 05:10:20,962 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/e73e49e72/c3952dac4cf94cd6b6b5ec6828260342/FLAGf469e77c6 [2018-10-27 05:10:21,445 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:21,446 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i [2018-10-27 05:10:21,471 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/e73e49e72/c3952dac4cf94cd6b6b5ec6828260342/FLAGf469e77c6 [2018-10-27 05:10:21,489 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/e73e49e72/c3952dac4cf94cd6b6b5ec6828260342 [2018-10-27 05:10:21,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:21,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:21,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:21,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:21,503 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:21,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:21" (1/1) ... [2018-10-27 05:10:21,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e4eb0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:21, skipping insertion in model container [2018-10-27 05:10:21,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:21" (1/1) ... [2018-10-27 05:10:21,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:21,583 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:21,998 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:22,010 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:22,102 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:22,162 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:22,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22 WrapperNode [2018-10-27 05:10:22,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:22,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:22,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:22,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:22,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:22,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:22,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:22,300 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:22,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... [2018-10-27 05:10:22,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:22,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:22,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:22,345 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:22,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/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 05:10:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:22,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:22,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:22,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:22,401 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:22,402 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:22,402 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:22,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:22,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:22,404 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 05:10:23,975 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:24,016 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:24,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:24,020 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:24,021 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:24,022 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:24,023 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:24,023 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:24,032 INFO L168 Benchmark]: Toolchain (without parser) took 2537.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:24,035 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:24,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.21 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:24,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:24,037 INFO L168 Benchmark]: Boogie Preprocessor took 43.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:24,041 INFO L168 Benchmark]: RCFGBuilder took 1682.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:24,044 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 666.21 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.5 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 136.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 920.5 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1682.41 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: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:26,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:26,165 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:26,176 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:26,176 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:26,177 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:26,178 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:26,180 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:26,182 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:26,182 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:26,183 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:26,184 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:26,185 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:26,185 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:26,186 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:26,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:26,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:26,190 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:26,200 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:26,201 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:26,202 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:26,203 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:26,205 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:26,205 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:26,205 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:26,206 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:26,207 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:26,208 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:26,212 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:26,213 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:26,213 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:26,213 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:26,214 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:26,214 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:26,214 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:26,215 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:26,216 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:26,229 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:26,229 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:26,230 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:26,230 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:26,231 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:26,231 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:26,231 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:26,231 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:26,232 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:26,232 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:26,232 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:26,232 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:26,232 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:26,233 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:26,233 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:26,233 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:26,233 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:26,233 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:26,233 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:26,234 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:26,234 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:26,234 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:26,234 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:26,234 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:26,234 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:26,235 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:26,235 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:26,235 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:26,235 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:26,235 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:26,238 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:26,238 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:26,239 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_ff92b559-6247-4563-86f0-561631c18525/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 -> 0f4fbc2bece5d54b4ce5c1cb1fb66b04199ec20a [2018-10-27 05:10:26,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:26,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:26,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:26,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:26,292 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:26,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i [2018-10-27 05:10:26,343 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/ce3423e62/4180a3209b7d47b8bd1efdcca1800a36/FLAGff479053a [2018-10-27 05:10:26,758 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:26,759 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/sv-benchmarks/c/pthread-wmm/mix009_pso.opt_false-unreach-call.i [2018-10-27 05:10:26,774 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/ce3423e62/4180a3209b7d47b8bd1efdcca1800a36/FLAGff479053a [2018-10-27 05:10:26,788 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/bin-2019/utaipan/data/ce3423e62/4180a3209b7d47b8bd1efdcca1800a36 [2018-10-27 05:10:26,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:26,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:26,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:26,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:26,798 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:26,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:26" (1/1) ... [2018-10-27 05:10:26,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769baa97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:26, skipping insertion in model container [2018-10-27 05:10:26,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:26" (1/1) ... [2018-10-27 05:10:26,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:26,861 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:27,243 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:27,250 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:27,337 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:27,407 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:27,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27 WrapperNode [2018-10-27 05:10:27,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:27,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:27,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:27,409 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:27,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:27,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:27,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:27,476 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:27,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... [2018-10-27 05:10:27,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:27,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:27,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:27,586 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:27,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ff92b559-6247-4563-86f0-561631c18525/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 05:10:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:27,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:27,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:27,648 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 05:10:29,439 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:29,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:29,489 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:29,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:29,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:29,497 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:29,500 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:29,501 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:29,508 INFO L168 Benchmark]: Toolchain (without parser) took 2715.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:29,511 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:29,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.12 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:29,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.87 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:29,513 INFO L168 Benchmark]: Boogie Preprocessor took 109.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -257.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:29,515 INFO L168 Benchmark]: RCFGBuilder took 1921.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:29,518 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 614.12 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.6 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 66.87 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -257.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1921.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...