./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/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 621a7682bed2f65e2eb833b3fdeb3d2d81029067 .................................................................................................................................................................................................... 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_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/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 621a7682bed2f65e2eb833b3fdeb3d2d81029067 ........................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 20:14:26,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 20:14:26,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 20:14:26,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 20:14:26,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 20:14:26,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 20:14:26,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 20:14:26,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 20:14:26,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 20:14:26,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 20:14:26,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 20:14:26,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 20:14:26,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 20:14:26,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 20:14:26,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 20:14:26,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 20:14:26,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 20:14:26,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 20:14:26,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 20:14:26,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 20:14:26,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 20:14:26,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 20:14:26,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 20:14:26,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 20:14:26,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 20:14:26,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 20:14:26,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 20:14:26,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 20:14:26,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 20:14:26,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 20:14:26,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 20:14:26,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 20:14:26,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 20:14:26,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 20:14:26,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 20:14:26,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 20:14:26,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 20:14:26,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 20:14:26,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 20:14:26,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 20:14:26,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 20:14:26,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 20:14:26,885 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 20:14:26,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 20:14:26,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 20:14:26,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 20:14:26,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 20:14:26,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 20:14:26,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 20:14:26,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 20:14:26,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 20:14:26,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 20:14:26,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 20:14:26,888 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 20:14:26,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 20:14:26,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 20:14:26,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 20:14:26,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 20:14:26,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 20:14:26,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 20:14:26,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 20:14:26,889 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 20:14:26,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 20:14:26,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 20:14:26,889 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_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2019-12-01 20:14:26,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 20:14:26,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 20:14:26,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 20:14:27,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 20:14:27,001 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 20:14:27,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-12-01 20:14:27,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/7c76a31f5/a9c7b3c51a2742339c795f3015ad1eff/FLAG011499129 [2019-12-01 20:14:27,421 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 20:14:27,422 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-12-01 20:14:27,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/7c76a31f5/a9c7b3c51a2742339c795f3015ad1eff/FLAG011499129 [2019-12-01 20:14:27,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/7c76a31f5/a9c7b3c51a2742339c795f3015ad1eff [2019-12-01 20:14:27,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 20:14:27,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 20:14:27,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 20:14:27,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 20:14:27,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 20:14:27,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2ff042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27, skipping insertion in model container [2019-12-01 20:14:27,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 20:14:27,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 20:14:27,626 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-12-01 20:14:27,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 20:14:27,766 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 20:14:27,776 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-12-01 20:14:27,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 20:14:27,875 INFO L208 MainTranslator]: Completed translation [2019-12-01 20:14:27,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27 WrapperNode [2019-12-01 20:14:27,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 20:14:27,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 20:14:27,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 20:14:27,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 20:14:27,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 20:14:27,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 20:14:27,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 20:14:27,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 20:14:27,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... [2019-12-01 20:14:27,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 20:14:27,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 20:14:27,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 20:14:27,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 20:14:27,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/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 [2019-12-01 20:14:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2019-12-01 20:14:27,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2019-12-01 20:14:27,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 20:14:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 20:14:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 20:14:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 20:14:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2019-12-01 20:14:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2019-12-01 20:14:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2019-12-01 20:14:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2019-12-01 20:14:27,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 20:14:27,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 20:14:27,993 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-01 20:14:28,218 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 20:14:28,218 INFO L287 CfgBuilder]: Removed 13 assume(true) statements. [2019-12-01 20:14:28,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:14:28 BoogieIcfgContainer [2019-12-01 20:14:28,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 20:14:28,220 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 20:14:28,220 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 20:14:28,228 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 20:14:28,228 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:14:28" (1/1) ... [2019-12-01 20:14:28,229 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) [2019-12-01 20:14:28,232 INFO L168 Benchmark]: Toolchain (without parser) took 785.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 934.4 MB in the beginning and 1.0 GB in the end (delta: -94.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:28,233 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 20:14:28,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:28,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 20:14:28,235 INFO L168 Benchmark]: Boogie Preprocessor took 27.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:28,235 INFO L168 Benchmark]: RCFGBuilder took 271.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:28,236 INFO L168 Benchmark]: CodeCheck took 11.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 20:14:28,239 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 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 429.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 271.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * CodeCheck took 11.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 20:14:29,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 20:14:29,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 20:14:29,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 20:14:29,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 20:14:29,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 20:14:29,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 20:14:29,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 20:14:29,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 20:14:29,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 20:14:29,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 20:14:29,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 20:14:29,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 20:14:29,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 20:14:29,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 20:14:29,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 20:14:29,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 20:14:29,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 20:14:29,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 20:14:29,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 20:14:29,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 20:14:29,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 20:14:29,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 20:14:29,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 20:14:29,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 20:14:29,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 20:14:29,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 20:14:29,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 20:14:29,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 20:14:29,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 20:14:29,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 20:14:29,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 20:14:29,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 20:14:29,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 20:14:29,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 20:14:29,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 20:14:29,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 20:14:29,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 20:14:29,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 20:14:29,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 20:14:29,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 20:14:29,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 20:14:29,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 20:14:29,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 20:14:29,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 20:14:29,702 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 20:14:29,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 20:14:29,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 20:14:29,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 20:14:29,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 20:14:29,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 20:14:29,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 20:14:29,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 20:14:29,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 20:14:29,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 20:14:29,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 20:14:29,705 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 20:14:29,705 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 20:14:29,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 20:14:29,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 20:14:29,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 20:14:29,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 20:14:29,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 20:14:29,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 20:14:29,706 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 20:14:29,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 20:14:29,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 20:14:29,706 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 20:14:29,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 20:14:29,707 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_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2019-12-01 20:14:29,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 20:14:29,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 20:14:29,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 20:14:29,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 20:14:29,877 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 20:14:29,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/../../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-12-01 20:14:29,916 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/5b7d45d69/7c9c325d11574b228b3fe9521c2514a9/FLAG63c0cdca0 [2019-12-01 20:14:30,416 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 20:14:30,417 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-12-01 20:14:30,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/5b7d45d69/7c9c325d11574b228b3fe9521c2514a9/FLAG63c0cdca0 [2019-12-01 20:14:30,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/bin/ukojak/data/5b7d45d69/7c9c325d11574b228b3fe9521c2514a9 [2019-12-01 20:14:30,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 20:14:30,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 20:14:30,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 20:14:30,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 20:14:30,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 20:14:30,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b7f73ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30, skipping insertion in model container [2019-12-01 20:14:30,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 20:14:30,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 20:14:30,573 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-12-01 20:14:30,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 20:14:30,737 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 20:14:30,746 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-12-01 20:14:30,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 20:14:30,834 INFO L208 MainTranslator]: Completed translation [2019-12-01 20:14:30,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30 WrapperNode [2019-12-01 20:14:30,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 20:14:30,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 20:14:30,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 20:14:30,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 20:14:30,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 20:14:30,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 20:14:30,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 20:14:30,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 20:14:30,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... [2019-12-01 20:14:30,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 20:14:30,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 20:14:30,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 20:14:30,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 20:14:30,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 08:14:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bb4ae5b-ecc3-41de-b9ff-549e55f74258/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 [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2019-12-01 20:14:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2019-12-01 20:14:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2019-12-01 20:14:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2019-12-01 20:14:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2019-12-01 20:14:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 20:14:30,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 20:14:30,940 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-01 20:14:31,194 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 20:14:31,195 INFO L287 CfgBuilder]: Removed 13 assume(true) statements. [2019-12-01 20:14:31,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:14:31 BoogieIcfgContainer [2019-12-01 20:14:31,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 20:14:31,196 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 20:14:31,196 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 20:14:31,203 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 20:14:31,203 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 08:14:31" (1/1) ... [2019-12-01 20:14:31,204 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) [2019-12-01 20:14:31,207 INFO L168 Benchmark]: Toolchain (without parser) took 767.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 948.4 MB in the beginning and 1.0 GB in the end (delta: -81.0 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:31,207 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. [2019-12-01 20:14:31,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -134.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:31,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:31,208 INFO L168 Benchmark]: Boogie Preprocessor took 25.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 20:14:31,209 INFO L168 Benchmark]: RCFGBuilder took 299.52 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:31,209 INFO L168 Benchmark]: CodeCheck took 9.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-01 20:14:31,211 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 395.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -134.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 299.52 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * CodeCheck took 9.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...