./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91b38ad7ab67d81aafbb5fd4f68820f19b8e6fc7 ............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91b38ad7ab67d81aafbb5fd4f68820f19b8e6fc7 ................................................................................................................................................................................................................. 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 0.2.0-69874e2 [2020-12-01 16:49:31,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:49:31,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:49:32,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:49:32,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:49:32,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:49:32,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:49:32,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:49:32,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:49:32,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:49:32,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:49:32,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:49:32,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:49:32,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:49:32,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:49:32,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:49:32,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:49:32,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:49:32,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:49:32,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:49:32,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:49:32,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:49:32,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:49:32,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:49:32,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:49:32,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:49:32,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:49:32,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:49:32,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:49:32,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:49:32,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:49:32,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:49:32,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:49:32,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:49:32,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:49:32,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:49:32,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:49:32,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:49:32,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:49:32,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:49:32,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:49:32,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:49:32,283 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:49:32,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:49:32,285 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:49:32,286 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:49:32,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:49:32,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:49:32,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:49:32,288 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:49:32,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:49:32,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:49:32,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:49:32,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:49:32,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:49:32,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:49:32,292 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:49:32,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:49:32,292 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:49:32,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:49:32,293 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:49:32,293 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:49:32,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:49:32,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:49:32,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:49:32,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:49:32,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:49:32,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:49:32,296 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:49:32,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:49:32,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:49:32,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91b38ad7ab67d81aafbb5fd4f68820f19b8e6fc7 [2020-12-01 16:49:32,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:49:32,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:49:32,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:49:32,756 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:49:32,759 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:49:32,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2020-12-01 16:49:32,884 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/3b29c5e6a/fc9ca5a35c18471da8d36f8d5d523941/FLAG27a1e73af [2020-12-01 16:49:33,852 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:49:33,855 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2020-12-01 16:49:33,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/3b29c5e6a/fc9ca5a35c18471da8d36f8d5d523941/FLAG27a1e73af [2020-12-01 16:49:34,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/3b29c5e6a/fc9ca5a35c18471da8d36f8d5d523941 [2020-12-01 16:49:34,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:49:34,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:49:34,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:49:34,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:49:34,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:49:34,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:49:34" (1/1) ... [2020-12-01 16:49:34,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b4e8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:34, skipping insertion in model container [2020-12-01 16:49:34,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:49:34" (1/1) ... [2020-12-01 16:49:34,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:49:34,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:49:34,435 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:49:34,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:49:34,877 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:49:34,905 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:49:34,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:49:35,138 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:49:35,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35 WrapperNode [2020-12-01 16:49:35,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:49:35,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:49:35,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:49:35,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:49:35,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:49:35,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:49:35,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:49:35,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:49:35,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... [2020-12-01 16:49:35,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:49:35,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:49:35,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:49:35,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:49:35,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/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 [2020-12-01 16:49:35,462 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 16:49:35,463 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 16:49:35,463 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2020-12-01 16:49:35,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2020-12-01 16:49:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:49:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:49:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:49:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:49:35,464 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2020-12-01 16:49:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2020-12-01 16:49:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:49:35,465 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-12-01 16:49:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-12-01 16:49:35,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:49:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:49:35,471 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:49:36,285 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:49:36,286 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:49:36,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:49:36 BoogieIcfgContainer [2020-12-01 16:49:36,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:49:36,290 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:49:36,291 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:49:36,311 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:49:36,311 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:49:36" (1/1) ... [2020-12-01 16:49:36,313 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:49:36,327 INFO L168 Benchmark]: Toolchain (without parser) took 2314.18 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: -19.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:36,330 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 88.1 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:49:36,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.64 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 54.2 MB in the beginning and 57.1 MB in the end (delta: -2.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:36,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.86 ms. Allocated memory is still 113.2 MB. Free memory was 57.1 MB in the beginning and 55.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:36,337 INFO L168 Benchmark]: Boogie Preprocessor took 96.34 ms. Allocated memory is still 113.2 MB. Free memory was 55.0 MB in the beginning and 52.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:36,339 INFO L168 Benchmark]: RCFGBuilder took 916.95 ms. Allocated memory is still 113.2 MB. Free memory was 52.9 MB in the beginning and 74.3 MB in the end (delta: -21.4 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:36,340 INFO L168 Benchmark]: CodeCheck took 32.87 ms. Allocated memory is still 113.2 MB. Free memory was 74.3 MB in the beginning and 73.4 MB in the end (delta: 861.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:49:36,355 INFO L339 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 0.44 ms. Allocated memory is still 88.1 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1123.64 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 54.2 MB in the beginning and 57.1 MB in the end (delta: -2.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 132.86 ms. Allocated memory is still 113.2 MB. Free memory was 57.1 MB in the beginning and 55.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.34 ms. Allocated memory is still 113.2 MB. Free memory was 55.0 MB in the beginning and 52.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 916.95 ms. Allocated memory is still 113.2 MB. Free memory was 52.9 MB in the beginning and 74.3 MB in the end (delta: -21.4 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * CodeCheck took 32.87 ms. Allocated memory is still 113.2 MB. Free memory was 74.3 MB in the beginning and 73.4 MB in the end (delta: 861.7 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:49:39,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:49:39,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:49:39,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:49:39,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:49:39,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:49:39,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:49:39,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:49:39,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:49:39,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:49:39,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:49:39,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:49:39,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:49:39,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:49:39,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:49:39,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:49:39,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:49:39,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:49:39,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:49:39,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:49:39,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:49:39,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:49:39,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:49:39,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:49:39,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:49:39,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:49:39,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:49:39,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:49:39,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:49:39,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:49:39,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:49:39,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:49:39,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:49:39,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:49:39,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:49:39,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:49:39,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:49:39,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:49:39,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:49:39,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:49:39,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:49:39,997 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:49:40,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:49:40,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:49:40,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:49:40,067 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:49:40,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:49:40,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:49:40,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:49:40,071 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:49:40,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:49:40,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:49:40,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:49:40,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:49:40,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:49:40,075 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:49:40,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:49:40,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:49:40,076 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:49:40,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:49:40,077 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:49:40,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:49:40,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:49:40,078 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:49:40,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:49:40,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:49:40,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:49:40,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:49:40,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:49:40,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:49:40,080 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:49:40,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:49:40,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:49:40,081 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:49:40,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:49:40,082 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91b38ad7ab67d81aafbb5fd4f68820f19b8e6fc7 [2020-12-01 16:49:40,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:49:40,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:49:40,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:49:40,716 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:49:40,719 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:49:40,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2020-12-01 16:49:40,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/cb4c24fe0/9df24adcb6174291a5b09b5caf6ba151/FLAG9251a8148 [2020-12-01 16:49:41,626 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:49:41,627 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2020-12-01 16:49:41,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/cb4c24fe0/9df24adcb6174291a5b09b5caf6ba151/FLAG9251a8148 [2020-12-01 16:49:41,812 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/bin/ukojak/data/cb4c24fe0/9df24adcb6174291a5b09b5caf6ba151 [2020-12-01 16:49:41,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:49:41,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:49:41,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:49:41,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:49:41,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:49:41,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:49:41" (1/1) ... [2020-12-01 16:49:41,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1970bb91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:41, skipping insertion in model container [2020-12-01 16:49:41,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:49:41" (1/1) ... [2020-12-01 16:49:41,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:49:41,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:49:42,130 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:49:42,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:49:42,744 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:49:42,771 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:49:42,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:49:43,040 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:49:43,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43 WrapperNode [2020-12-01 16:49:43,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:49:43,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:49:43,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:49:43,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:49:43,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:49:43,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:49:43,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:49:43,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:49:43,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... [2020-12-01 16:49:43,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:49:43,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:49:43,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:49:43,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:49:43,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:49:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bde7c5a4-b5e3-49ce-bb82-868701591d38/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 [2020-12-01 16:49:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 16:49:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 16:49:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:49:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2020-12-01 16:49:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2020-12-01 16:49:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:49:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:49:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:49:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:49:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2020-12-01 16:49:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2020-12-01 16:49:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-12-01 16:49:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-12-01 16:49:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:49:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:49:43,389 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:49:44,315 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:49:44,315 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:49:44,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:49:44 BoogieIcfgContainer [2020-12-01 16:49:44,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:49:44,320 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:49:44,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:49:44,345 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:49:44,346 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:49:44" (1/1) ... [2020-12-01 16:49:44,347 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:49:44,358 INFO L168 Benchmark]: Toolchain (without parser) took 2533.00 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 38.9 MB in the beginning and 54.4 MB in the end (delta: -15.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:44,363 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 60.8 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:49:44,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1218.73 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 38.7 MB in the beginning and 44.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:44,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.16 ms. Allocated memory is still 77.6 MB. Free memory was 44.8 MB in the beginning and 42.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:44,369 INFO L168 Benchmark]: Boogie Preprocessor took 99.76 ms. Allocated memory is still 77.6 MB. Free memory was 42.4 MB in the beginning and 40.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:44,370 INFO L168 Benchmark]: RCFGBuilder took 1052.85 ms. Allocated memory is still 77.6 MB. Free memory was 40.3 MB in the beginning and 55.8 MB in the end (delta: -15.5 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:44,371 INFO L168 Benchmark]: CodeCheck took 33.72 ms. Allocated memory is still 77.6 MB. Free memory was 55.3 MB in the beginning and 54.4 MB in the end (delta: 929.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:49:44,388 INFO L339 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 0.51 ms. Allocated memory is still 60.8 MB. Free memory was 43.7 MB in the beginning and 43.6 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1218.73 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 38.7 MB in the beginning and 44.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.16 ms. Allocated memory is still 77.6 MB. Free memory was 44.8 MB in the beginning and 42.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.76 ms. Allocated memory is still 77.6 MB. Free memory was 42.4 MB in the beginning and 40.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1052.85 ms. Allocated memory is still 77.6 MB. Free memory was 40.3 MB in the beginning and 55.8 MB in the end (delta: -15.5 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * CodeCheck took 33.72 ms. Allocated memory is still 77.6 MB. Free memory was 55.3 MB in the beginning and 54.4 MB in the end (delta: 929.2 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...