./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-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_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/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 621a7682bed2f65e2eb833b3fdeb3d2d81029067 .......................................................................................................................................................................................................... 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_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/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 621a7682bed2f65e2eb833b3fdeb3d2d81029067 .............................................................................................................................................................................................................. 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 [2018-12-02 00:46:54,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:46:54,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:46:54,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:46:54,061 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:46:54,061 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:46:54,062 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:46:54,063 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:46:54,063 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:46:54,064 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:46:54,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:46:54,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:46:54,065 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:46:54,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:46:54,066 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:46:54,067 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:46:54,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:46:54,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:46:54,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:46:54,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:46:54,070 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:46:54,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:46:54,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:46:54,072 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:46:54,072 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:46:54,073 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:46:54,073 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:46:54,074 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:46:54,074 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:46:54,075 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:46:54,075 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:46:54,075 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:46:54,075 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:46:54,076 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:46:54,076 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:46:54,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:46:54,077 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 00:46:54,084 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:46:54,084 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:46:54,085 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:46:54,085 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:46:54,085 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:46:54,085 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:46:54,085 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:46:54,085 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:46:54,086 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:46:54,087 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:46:54,087 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:46:54,087 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:46:54,087 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:46:54,087 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:46:54,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:46:54,087 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:46:54,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:46:54,088 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:46:54,088 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:46:54,088 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:46:54,088 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 00:46:54,088 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:46:54,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:46:54,088 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_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2018-12-02 00:46:54,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:46:54,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:46:54,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:46:54,119 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:46:54,119 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:46:54,119 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-12-02 00:46:54,157 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/844747a07/af386e0517c64a27b82a79051c8aaa33/FLAGd26e6ce1e [2018-12-02 00:46:54,583 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:46:54,584 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-12-02 00:46:54,591 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/844747a07/af386e0517c64a27b82a79051c8aaa33/FLAGd26e6ce1e [2018-12-02 00:46:54,599 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/844747a07/af386e0517c64a27b82a79051c8aaa33 [2018-12-02 00:46:54,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:46:54,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:46:54,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:46:54,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:46:54,604 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:46:54,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab2707f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54, skipping insertion in model container [2018-12-02 00:46:54,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:46:54,629 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:46:54,716 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 00:46:54,852 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:46:54,858 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:46:54,868 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 00:46:54,886 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:46:54,925 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:46:54,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54 WrapperNode [2018-12-02 00:46:54,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:46:54,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:46:54,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:46:54,926 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:46:54,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:46:54,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:46:54,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:46:54,954 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:46:54,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... [2018-12-02 00:46:54,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:46:54,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:46:54,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:46:54,972 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:46:54,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/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 [2018-12-02 00:46:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-12-02 00:46:55,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-12-02 00:46:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:46:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:46:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 00:46:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 00:46:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-12-02 00:46:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-12-02 00:46:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2018-12-02 00:46:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2018-12-02 00:46:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:46:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:46:55,008 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 00:46:55,210 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:46:55,210 INFO L280 CfgBuilder]: Removed 13 assue(true) statements. [2018-12-02 00:46:55,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:46:55 BoogieIcfgContainer [2018-12-02 00:46:55,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:46:55,211 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:46:55,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:46:55,218 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:46:55,218 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:46:55" (1/1) ... [2018-12-02 00:46:55,219 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) [2018-12-02 00:46:55,221 INFO L168 Benchmark]: Toolchain (without parser) took 619.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -87.5 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:55,222 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:46:55,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -129.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:55,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.00 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. [2018-12-02 00:46:55,222 INFO L168 Benchmark]: Boogie Preprocessor took 17.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:55,223 INFO L168 Benchmark]: RCFGBuilder took 238.59 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: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:55,223 INFO L168 Benchmark]: CodeCheck took 9.39 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:55,225 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -129.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.00 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 17.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 238.59 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: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * CodeCheck took 9.39 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: 6.8 MB). Peak memory consumption was 6.8 MB. 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 [2018-12-02 00:46:56,599 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:46:56,600 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:46:56,605 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:46:56,606 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:46:56,606 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:46:56,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:46:56,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:46:56,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:46:56,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:46:56,609 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:46:56,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:46:56,610 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:46:56,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:46:56,611 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:46:56,611 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:46:56,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:46:56,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:46:56,613 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:46:56,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:46:56,614 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:46:56,615 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:46:56,616 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:46:56,616 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:46:56,616 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:46:56,616 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:46:56,617 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:46:56,617 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:46:56,618 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:46:56,618 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:46:56,618 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:46:56,619 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:46:56,619 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:46:56,619 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:46:56,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:46:56,620 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:46:56,620 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 00:46:56,627 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:46:56,627 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:46:56,627 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:46:56,628 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:46:56,628 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:46:56,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:46:56,629 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:46:56,629 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:46:56,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:46:56,630 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 00:46:56,630 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 00:46:56,630 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_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2018-12-02 00:46:56,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:46:56,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:46:56,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:46:56,662 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:46:56,662 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:46:56,662 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/../../sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-12-02 00:46:56,703 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/6f2b6f7f7/b2526214c0174b52b8fd3a2b4baf183a/FLAG9c167d372 [2018-12-02 00:46:57,181 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:46:57,181 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/sv-benchmarks/c/pthread-divine/ring_1w1r_false-unreach-call.i [2018-12-02 00:46:57,189 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/6f2b6f7f7/b2526214c0174b52b8fd3a2b4baf183a/FLAG9c167d372 [2018-12-02 00:46:57,680 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/bin-2019/ukojak/data/6f2b6f7f7/b2526214c0174b52b8fd3a2b4baf183a [2018-12-02 00:46:57,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:46:57,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:46:57,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:46:57,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:46:57,686 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:46:57,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:46:57" (1/1) ... [2018-12-02 00:46:57,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d6b1f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:57, skipping insertion in model container [2018-12-02 00:46:57,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:46:57" (1/1) ... [2018-12-02 00:46:57,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:46:57,719 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:46:57,818 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 00:46:57,950 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:46:57,958 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:46:58,003 WARN L613 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2018-12-02 00:46:58,029 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:46:58,086 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:46:58,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58 WrapperNode [2018-12-02 00:46:58,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:46:58,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:46:58,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:46:58,088 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:46:58,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:46:58,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:46:58,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:46:58,119 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:46:58,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:46:58,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:46:58,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:46:58,139 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:46:58,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f0eed94d-0fc6-48c1-87d2-3dbe39b8385d/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 [2018-12-02 00:46:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 00:46:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2018-12-02 00:46:58,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2018-12-02 00:46:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:46:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 00:46:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:46:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2018-12-02 00:46:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2018-12-02 00:46:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2018-12-02 00:46:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2018-12-02 00:46:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:46:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:46:58,172 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 00:46:58,391 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:46:58,392 INFO L280 CfgBuilder]: Removed 13 assue(true) statements. [2018-12-02 00:46:58,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:46:58 BoogieIcfgContainer [2018-12-02 00:46:58,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:46:58,392 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:46:58,392 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:46:58,399 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:46:58,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:46:58" (1/1) ... [2018-12-02 00:46:58,400 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) [2018-12-02 00:46:58,402 INFO L168 Benchmark]: Toolchain (without parser) took 719.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -120.8 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:58,403 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-02 00:46:58,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -157.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:58,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.54 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. [2018-12-02 00:46:58,404 INFO L168 Benchmark]: Boogie Preprocessor took 20.03 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:58,404 INFO L168 Benchmark]: RCFGBuilder took 252.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:46:58,405 INFO L168 Benchmark]: CodeCheck took 9.09 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. [2018-12-02 00:46:58,407 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 0.16 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 403.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -157.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.54 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 20.03 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 252.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 9.09 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...