./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/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 f3491af59218a0433b9de95fff59451438a5c03e ..................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/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 f3491af59218a0433b9de95fff59451438a5c03e ........................................................................................................................................................................................................... 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 0.1.25-f470102 [2019-12-02 02:44:09,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 02:44:09,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 02:44:09,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 02:44:09,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 02:44:09,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 02:44:09,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 02:44:09,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 02:44:09,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 02:44:09,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 02:44:09,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 02:44:09,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 02:44:09,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 02:44:09,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 02:44:09,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 02:44:09,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 02:44:09,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 02:44:09,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 02:44:09,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 02:44:09,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 02:44:09,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 02:44:09,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 02:44:09,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 02:44:09,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 02:44:09,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 02:44:09,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 02:44:09,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 02:44:09,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 02:44:09,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 02:44:09,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 02:44:09,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 02:44:09,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 02:44:09,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 02:44:09,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 02:44:09,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 02:44:09,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 02:44:09,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 02:44:09,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 02:44:09,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 02:44:09,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 02:44:09,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 02:44:09,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 02:44:09,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 02:44:09,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 02:44:09,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 02:44:09,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 02:44:09,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 02:44:09,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 02:44:09,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 02:44:09,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 02:44:09,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 02:44:09,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 02:44:09,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 02:44:09,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 02:44:09,835 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 02:44:09,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 02:44:09,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 02:44:09,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 02:44:09,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 02:44:09,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/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 -> f3491af59218a0433b9de95fff59451438a5c03e [2019-12-02 02:44:09,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 02:44:09,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 02:44:09,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 02:44:09,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 02:44:09,949 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 02:44:09,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/../../sv-benchmarks/c/pthread/singleton.i [2019-12-02 02:44:09,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/626ffa252/40ca71335fc14e62b48738561d4d63ca/FLAG256ae335f [2019-12-02 02:44:10,478 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 02:44:10,478 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/sv-benchmarks/c/pthread/singleton.i [2019-12-02 02:44:10,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/626ffa252/40ca71335fc14e62b48738561d4d63ca/FLAG256ae335f [2019-12-02 02:44:10,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/626ffa252/40ca71335fc14e62b48738561d4d63ca [2019-12-02 02:44:10,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 02:44:10,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 02:44:10,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 02:44:10,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 02:44:10,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 02:44:10,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:44:10" (1/1) ... [2019-12-02 02:44:10,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc389d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:10, skipping insertion in model container [2019-12-02 02:44:10,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:44:10" (1/1) ... [2019-12-02 02:44:10,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 02:44:10,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 02:44:10,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 02:44:10,875 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 02:44:10,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 02:44:11,000 INFO L208 MainTranslator]: Completed translation [2019-12-02 02:44:11,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11 WrapperNode [2019-12-02 02:44:11,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 02:44:11,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 02:44:11,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 02:44:11,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 02:44:11,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 02:44:11,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 02:44:11,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 02:44:11,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 02:44:11,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 02:44:11,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 02:44:11,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 02:44:11,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 02:44:11,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/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 [2019-12-02 02:44:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 02:44:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 02:44:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 02:44:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2019-12-02 02:44:11,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2019-12-02 02:44:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-12-02 02:44:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-12-02 02:44:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-12-02 02:44:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-12-02 02:44:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2019-12-02 02:44:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2019-12-02 02:44:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 02:44:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-02 02:44:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 02:44:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 02:44:11,101 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 02:44:11,318 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 02:44:11,318 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-02 02:44:11,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:44:11 BoogieIcfgContainer [2019-12-02 02:44:11,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 02:44:11,320 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 02:44:11,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 02:44:11,326 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 02:44:11,327 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:44:11" (1/1) ... [2019-12-02 02:44:11,327 FATAL L? ?]: 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:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) 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) [2019-12-02 02:44:11,330 INFO L168 Benchmark]: Toolchain (without parser) took 826.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -85.4 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:11,331 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 957.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 02:44:11,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 938.3 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:11,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:11,333 INFO L168 Benchmark]: Boogie Preprocessor took 20.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:11,333 INFO L168 Benchmark]: RCFGBuilder took 262.14 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: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:11,333 INFO L168 Benchmark]: CodeCheck took 9.27 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: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:11,336 INFO L335 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:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 957.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 497.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 938.3 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 262.14 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: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * CodeCheck took 9.27 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: 1.1 MB). Peak memory consumption was 1.1 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 0.1.25-f470102 [2019-12-02 02:44:12,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 02:44:12,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 02:44:12,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 02:44:12,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 02:44:12,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 02:44:12,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 02:44:12,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 02:44:12,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 02:44:12,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 02:44:12,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 02:44:12,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 02:44:12,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 02:44:12,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 02:44:12,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 02:44:12,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 02:44:12,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 02:44:12,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 02:44:12,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 02:44:12,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 02:44:12,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 02:44:12,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 02:44:12,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 02:44:12,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 02:44:12,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 02:44:12,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 02:44:12,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 02:44:12,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 02:44:12,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 02:44:12,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 02:44:12,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 02:44:12,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 02:44:12,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 02:44:12,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 02:44:12,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 02:44:12,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 02:44:12,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 02:44:12,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 02:44:12,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 02:44:12,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 02:44:12,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 02:44:12,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-02 02:44:12,755 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 02:44:12,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 02:44:12,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 02:44:12,756 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 02:44:12,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 02:44:12,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 02:44:12,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 02:44:12,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 02:44:12,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 02:44:12,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 02:44:12,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 02:44:12,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 02:44:12,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 02:44:12,758 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 02:44:12,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 02:44:12,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 02:44:12,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 02:44:12,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 02:44:12,760 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 02:44:12,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 02:44:12,760 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/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 -> f3491af59218a0433b9de95fff59451438a5c03e [2019-12-02 02:44:12,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 02:44:12,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 02:44:12,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 02:44:12,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 02:44:12,944 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 02:44:12,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/../../sv-benchmarks/c/pthread/singleton.i [2019-12-02 02:44:12,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/aa41f0704/da4e699aa2aa45c48aa6b841568df3f2/FLAG4745c03c8 [2019-12-02 02:44:13,469 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 02:44:13,469 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/sv-benchmarks/c/pthread/singleton.i [2019-12-02 02:44:13,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/aa41f0704/da4e699aa2aa45c48aa6b841568df3f2/FLAG4745c03c8 [2019-12-02 02:44:13,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/ukojak/data/aa41f0704/da4e699aa2aa45c48aa6b841568df3f2 [2019-12-02 02:44:13,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 02:44:13,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 02:44:13,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 02:44:13,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 02:44:13,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 02:44:13,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:13,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ad4566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13, skipping insertion in model container [2019-12-02 02:44:13,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:13,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 02:44:13,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 02:44:13,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 02:44:13,852 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 02:44:13,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 02:44:13,987 INFO L208 MainTranslator]: Completed translation [2019-12-02 02:44:13,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13 WrapperNode [2019-12-02 02:44:13,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 02:44:13,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 02:44:13,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 02:44:13,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 02:44:13,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 02:44:14,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 02:44:14,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 02:44:14,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 02:44:14,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... [2019-12-02 02:44:14,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 02:44:14,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 02:44:14,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 02:44:14,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 02:44:14,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:44:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ca08665-4a6a-407e-a9b2-9808364962cc/bin/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 [2019-12-02 02:44:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-12-02 02:44:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-02 02:44:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 02:44:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-12-02 02:44:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 02:44:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-02 02:44:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2019-12-02 02:44:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2019-12-02 02:44:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-12-02 02:44:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-12-02 02:44:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-12-02 02:44:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-12-02 02:44:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2019-12-02 02:44:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2019-12-02 02:44:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-02 02:44:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 02:44:14,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 02:44:14,096 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 02:44:14,322 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 02:44:14,322 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-02 02:44:14,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:44:14 BoogieIcfgContainer [2019-12-02 02:44:14,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 02:44:14,324 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 02:44:14,324 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 02:44:14,330 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 02:44:14,331 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:44:14" (1/1) ... [2019-12-02 02:44:14,331 FATAL L? ?]: 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:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) 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) [2019-12-02 02:44:14,334 INFO L168 Benchmark]: Toolchain (without parser) took 839.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -65.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:14,335 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 02:44:14,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -112.7 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:14,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.79 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:14,336 INFO L168 Benchmark]: Boogie Preprocessor took 24.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 02:44:14,336 INFO L168 Benchmark]: RCFGBuilder took 272.42 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2019-12-02 02:44:14,337 INFO L168 Benchmark]: CodeCheck took 9.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 02:44:14,339 INFO L335 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:175) * 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 493.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -112.7 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.79 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 272.42 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: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. * CodeCheck took 9.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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...