./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e00498d34ab8406fc7875bf58e18b8333221bc2 ..................................................................................................................................................................................................................... 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_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e00498d34ab8406fc7875bf58e18b8333221bc2 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:28:54,816 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:28:54,817 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:28:54,825 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:28:54,825 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:28:54,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:28:54,826 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:28:54,827 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:28:54,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:28:54,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:28:54,829 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:28:54,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:28:54,830 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:28:54,831 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:28:54,832 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:28:54,832 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:28:54,833 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:28:54,834 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:28:54,836 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:28:54,837 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:28:54,837 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:28:54,838 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:28:54,840 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:28:54,840 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:28:54,840 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:28:54,841 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:28:54,841 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:28:54,842 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:28:54,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:28:54,843 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:28:54,843 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:28:54,844 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:28:54,844 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:28:54,844 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:28:54,844 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:28:54,845 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:28:54,845 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 15:28:54,855 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:28:54,855 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:28:54,856 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:28:54,856 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 15:28:54,857 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:28:54,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:28:54,857 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:28:54,857 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:28:54,857 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:28:54,857 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:28:54,857 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:28:54,858 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 15:28:54,858 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 15:28:54,859 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:28:54,859 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:28:54,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:28:54,859 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_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak 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 -> Kojak 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 -> 8e00498d34ab8406fc7875bf58e18b8333221bc2 [2018-12-09 15:28:54,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:28:54,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:28:54,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:28:54,894 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:28:54,894 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:28:54,894 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/../../sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i [2018-12-09 15:28:54,934 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/a862f8e07/2ceae8e945b94056a8643adad8ff1dde/FLAG3b9cca967 [2018-12-09 15:28:55,323 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:28:55,324 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i [2018-12-09 15:28:55,331 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/a862f8e07/2ceae8e945b94056a8643adad8ff1dde/FLAG3b9cca967 [2018-12-09 15:28:55,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/a862f8e07/2ceae8e945b94056a8643adad8ff1dde [2018-12-09 15:28:55,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:28:55,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:28:55,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:28:55,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:28:55,677 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:28:55,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:28:55" (1/1) ... [2018-12-09 15:28:55,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c0bf60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:55, skipping insertion in model container [2018-12-09 15:28:55,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:28:55" (1/1) ... [2018-12-09 15:28:55,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:28:55,706 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:28:55,797 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-09 15:28:55,992 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:28:55,999 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:28:56,009 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-09 15:28:56,029 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:28:56,095 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:28:56,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56 WrapperNode [2018-12-09 15:28:56,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:28:56,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:28:56,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:28:56,096 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:28:56,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:28:56,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:28:56,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:28:56,127 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:28:56,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:28:56,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:28:56,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:28:56,147 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:28:56,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-09 15:28:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2018-12-09 15:28:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-12-09 15:28:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-12-09 15:28:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-12-09 15:28:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 15:28:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:28:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:28:56,181 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 15:28:56,449 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:28:56,449 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-09 15:28:56,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:28:56 BoogieIcfgContainer [2018-12-09 15:28:56,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:28:56,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 15:28:56,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 15:28:56,456 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 15:28:56,456 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:28:56" (1/1) ... [2018-12-09 15:28:56,457 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:367) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2018-12-09 15:28:56,459 INFO L168 Benchmark]: Toolchain (without parser) took 785.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.6 MB). Free memory was 950.6 MB in the beginning and 956.0 MB in the end (delta: -5.4 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:56,460 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:28:56,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.6 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -56.5 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:56,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:28:56,461 INFO L168 Benchmark]: Boogie Preprocessor took 20.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:56,462 INFO L168 Benchmark]: RCFGBuilder took 302.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 956.0 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:56,462 INFO L168 Benchmark]: CodeCheck took 9.12 ms. Allocated memory is still 1.1 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:28:56,464 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:177) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 420.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 67.6 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -56.5 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.68 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 302.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 956.0 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. * CodeCheck took 9.12 ms. Allocated memory is still 1.1 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:28:57,842 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:28:57,843 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:28:57,849 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:28:57,849 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:28:57,850 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:28:57,850 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:28:57,851 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:28:57,852 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:28:57,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:28:57,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:28:57,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:28:57,853 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:28:57,854 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:28:57,854 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:28:57,855 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:28:57,855 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:28:57,856 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:28:57,857 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:28:57,858 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:28:57,858 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:28:57,859 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:28:57,860 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:28:57,860 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:28:57,860 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:28:57,861 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:28:57,861 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:28:57,862 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:28:57,862 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:28:57,863 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:28:57,863 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:28:57,863 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:28:57,863 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:28:57,864 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:28:57,864 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:28:57,864 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:28:57,865 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 15:28:57,872 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:28:57,872 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:28:57,873 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:28:57,873 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 15:28:57,873 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:28:57,873 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:28:57,873 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 15:28:57,874 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:28:57,875 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:28:57,875 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:28:57,875 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:28:57,875 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 15:28:57,875 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 15:28:57,875 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:28:57,875 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:28:57,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:28:57,875 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 15:28:57,876 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 15:28:57,876 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_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak 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 -> Kojak 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 -> 8e00498d34ab8406fc7875bf58e18b8333221bc2 [2018-12-09 15:28:57,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:28:57,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:28:57,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:28:57,906 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:28:57,906 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:28:57,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/../../sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i [2018-12-09 15:28:57,941 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/6addad4c6/3dee0b9634d34c37ae33a8563e82d926/FLAG56a34bd71 [2018-12-09 15:28:58,351 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:28:58,351 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/sv-benchmarks/c/pthread-divine/ring_2w1r_true-unreach-call.i [2018-12-09 15:28:58,359 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/6addad4c6/3dee0b9634d34c37ae33a8563e82d926/FLAG56a34bd71 [2018-12-09 15:28:58,687 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/data/6addad4c6/3dee0b9634d34c37ae33a8563e82d926 [2018-12-09 15:28:58,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:28:58,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:28:58,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:28:58,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:28:58,694 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:28:58,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:28:58" (1/1) ... [2018-12-09 15:28:58,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54932da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:58, skipping insertion in model container [2018-12-09 15:28:58,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:28:58" (1/1) ... [2018-12-09 15:28:58,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:28:58,722 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:28:58,813 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-09 15:28:58,980 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:28:58,990 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:28:59,036 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-09 15:28:59,064 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:28:59,159 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:28:59,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59 WrapperNode [2018-12-09 15:28:59,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:28:59,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:28:59,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:28:59,160 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:28:59,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:28:59,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:28:59,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:28:59,193 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:28:59,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:28:59,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:28:59,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:28:59,218 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:28:59,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:28:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f44b342f-2d19-491b-8597-67ee7dc20e04/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-09 15:28:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2018-12-09 15:28:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2018-12-09 15:28:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 15:28:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2018-12-09 15:28:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2018-12-09 15:28:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-12-09 15:28:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-12-09 15:28:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 15:28:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 15:28:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 15:28:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:28:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-12-09 15:28:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-12-09 15:28:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-09 15:28:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:28:59,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:28:59,254 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 15:28:59,604 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:28:59,604 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-09 15:28:59,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:28:59 BoogieIcfgContainer [2018-12-09 15:28:59,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:28:59,605 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 15:28:59,605 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 15:28:59,611 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 15:28:59,612 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:28:59" (1/1) ... [2018-12-09 15:28:59,612 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:367) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2018-12-09 15:28:59,614 INFO L168 Benchmark]: Toolchain (without parser) took 923.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 936.7 MB in the beginning and 1.0 GB in the end (delta: -83.0 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:59,615 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:28:59,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -135.6 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:59,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:28:59,616 INFO L168 Benchmark]: Boogie Preprocessor took 25.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:28:59,616 INFO L168 Benchmark]: RCFGBuilder took 386.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:59,617 INFO L168 Benchmark]: CodeCheck took 8.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 15:28:59,618 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:177) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 467.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -135.6 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 386.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. * CodeCheck took 8.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...