./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016_tso.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_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/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 911b257f37c59af3c358c295fd4de9e65a193fb7 .................................................................................................................................................................................................................. 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_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/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 911b257f37c59af3c358c295fd4de9e65a193fb7 ................................................................................................................................................................................................................. 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 05:11:39,210 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:39,212 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:39,223 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:39,223 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:39,224 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:39,225 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:39,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:39,228 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:39,229 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:39,230 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:39,230 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:39,231 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:39,232 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:39,233 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:39,233 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:39,235 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:39,236 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:39,238 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:39,239 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:39,240 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:39,242 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:39,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:39,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:39,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:39,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:39,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:39,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:39,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:39,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:39,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:39,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:39,249 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:39,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:39,251 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:39,252 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:39,252 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:39,264 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:39,264 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:39,265 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:39,265 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:39,265 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:39,265 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:39,265 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:39,265 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:39,266 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:39,266 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:39,266 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:39,266 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:39,267 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:39,268 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:39,268 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:39,268 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:39,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:39,268 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:39,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:39,269 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:39,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:39,269 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:39,269 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:39,269 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:39,272 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:39,273 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:39,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:39,273 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:39,273 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_8365669d-c74a-4576-b396-13a974331064/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 -> 911b257f37c59af3c358c295fd4de9e65a193fb7 [2018-10-27 05:11:39,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:39,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:39,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:39,332 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:39,332 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:39,333 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix016_tso.opt_false-unreach-call.i [2018-10-27 05:11:39,388 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/0df152824/97e471dcfb134cf0984bc32ce9d2c675/FLAG5c6f32810 [2018-10-27 05:11:39,851 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:39,852 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/sv-benchmarks/c/pthread-wmm/mix016_tso.opt_false-unreach-call.i [2018-10-27 05:11:39,871 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/0df152824/97e471dcfb134cf0984bc32ce9d2c675/FLAG5c6f32810 [2018-10-27 05:11:39,888 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/0df152824/97e471dcfb134cf0984bc32ce9d2c675 [2018-10-27 05:11:39,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:39,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:39,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:39,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:39,900 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:39,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:39" (1/1) ... [2018-10-27 05:11:39,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332a80f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:39, skipping insertion in model container [2018-10-27 05:11:39,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:39" (1/1) ... [2018-10-27 05:11:39,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:39,959 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:40,315 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:40,325 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:40,401 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:40,480 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:40,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40 WrapperNode [2018-10-27 05:11:40,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:40,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:40,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:40,482 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:40,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:40,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:40,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:40,619 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:40,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... [2018-10-27 05:11:40,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:40,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:40,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:40,658 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:40,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/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 05:11:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:40,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:40,741 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:40,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:40,743 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 05:11:42,801 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:42,855 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,855 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,856 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,856 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,857 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,857 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,865 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,866 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,867 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,867 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:42,868 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:42,876 INFO L168 Benchmark]: Toolchain (without parser) took 2985.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -98.4 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:42,880 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:42,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.03 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:42,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 919.5 MB in the beginning and 1.1 GB in the end (delta: -215.7 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:42,881 INFO L168 Benchmark]: Boogie Preprocessor took 38.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:42,882 INFO L168 Benchmark]: RCFGBuilder took 2217.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:42,887 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 584.03 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 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 137.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 919.5 MB in the beginning and 1.1 GB in the end (delta: -215.7 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.78 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2217.11 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: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:44,927 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:44,928 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:44,938 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:44,939 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:44,939 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:44,941 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:44,942 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:44,944 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:44,944 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:44,945 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:44,946 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:44,947 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:44,947 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:44,948 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:44,949 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:44,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:44,952 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:44,954 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:44,955 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:44,956 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:44,957 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:44,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:44,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:44,960 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:44,961 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:44,961 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:44,962 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:44,963 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:44,964 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:44,964 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:44,964 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:44,965 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:44,965 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:44,974 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:44,975 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:44,976 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:44,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:44,995 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:44,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:44,996 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:44,996 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:44,996 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:44,996 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:44,997 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:44,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:44,997 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:44,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:44,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:44,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:44,998 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:44,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:44,998 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:44,999 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:44,999 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:44,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:44,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:44,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:44,999 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:44,999 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:45,000 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:45,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:45,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:45,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:45,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:45,000 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:45,001 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:45,001 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:45,001 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:45,001 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_8365669d-c74a-4576-b396-13a974331064/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 -> 911b257f37c59af3c358c295fd4de9e65a193fb7 [2018-10-27 05:11:45,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:45,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:45,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:45,070 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:45,071 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:45,071 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix016_tso.opt_false-unreach-call.i [2018-10-27 05:11:45,124 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/664e998c9/074879e6f0d44210a3dfbfc1265970c7/FLAGe71b768f0 [2018-10-27 05:11:45,615 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:45,616 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/sv-benchmarks/c/pthread-wmm/mix016_tso.opt_false-unreach-call.i [2018-10-27 05:11:45,637 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/664e998c9/074879e6f0d44210a3dfbfc1265970c7/FLAGe71b768f0 [2018-10-27 05:11:45,656 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/bin-2019/utaipan/data/664e998c9/074879e6f0d44210a3dfbfc1265970c7 [2018-10-27 05:11:45,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:45,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:45,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:45,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:45,671 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:45,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:45" (1/1) ... [2018-10-27 05:11:45,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85dc524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:45, skipping insertion in model container [2018-10-27 05:11:45,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:45" (1/1) ... [2018-10-27 05:11:45,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:45,753 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:46,172 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:46,179 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:46,264 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:46,340 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:46,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46 WrapperNode [2018-10-27 05:11:46,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:46,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:46,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:46,342 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:46,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:46,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:46,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:46,494 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:46,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:46,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:46,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:46,535 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:46,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8365669d-c74a-4576-b396-13a974331064/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 05:11:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:46,606 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 05:11:48,566 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:48,614 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,614 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,615 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,615 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,617 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,617 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,620 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,620 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,622 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,622 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:48,623 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:48,627 INFO L168 Benchmark]: Toolchain (without parser) took 2966.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:48,628 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:48,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.67 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 906.3 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:48,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -250.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:48,630 INFO L168 Benchmark]: Boogie Preprocessor took 39.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:48,631 INFO L168 Benchmark]: RCFGBuilder took 2091.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:48,634 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 673.67 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 906.3 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 152.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -250.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2091.52 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...