./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/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 cd2ddd9f30301219b403def434980700a7cf7ad6 ................................................................................................................................................................................................. 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_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/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 cd2ddd9f30301219b403def434980700a7cf7ad6 .................................................................................................................................................................................................... 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 0.1.24-678e011 [2019-11-19 22:28:52,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:28:52,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:28:52,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:28:52,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:28:52,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:28:52,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:28:52,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:28:52,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:28:52,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:28:52,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:28:52,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:28:52,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:28:52,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:28:52,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:28:52,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:28:52,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:28:52,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:28:52,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:28:52,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:28:52,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:28:52,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:28:52,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:28:52,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:28:52,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:28:52,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:28:52,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:28:52,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:28:52,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:28:52,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:28:52,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:28:52,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:28:52,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:28:52,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:28:52,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:28:52,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:28:52,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:28:52,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:28:52,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:28:52,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:28:52,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:28:52,993 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-19 22:28:53,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:28:53,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:28:53,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 22:28:53,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 22:28:53,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:28:53,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:28:53,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:28:53,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:28:53,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:28:53,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:28:53,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:28:53,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:28:53,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:28:53,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:28:53,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:28:53,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:28:53,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:28:53,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:28:53,011 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:28:53,011 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:28:53,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:28:53,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:28:53,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:28:53,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:28:53,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:28:53,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:28:53,013 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-19 22:28:53,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:28:53,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:28:53,013 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_756d2931-e288-4b5c-909c-7a1e53444f2a/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 -> cd2ddd9f30301219b403def434980700a7cf7ad6 [2019-11-19 22:28:53,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:28:53,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:28:53,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:28:53,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:28:53,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:28:53,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i [2019-11-19 22:28:53,212 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/cee3058a9/bd74f4ce887e46ac8c5e8a3f8b142911/FLAG9c7bd7256 [2019-11-19 22:28:53,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:28:53,648 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i [2019-11-19 22:28:53,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/cee3058a9/bd74f4ce887e46ac8c5e8a3f8b142911/FLAG9c7bd7256 [2019-11-19 22:28:53,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/cee3058a9/bd74f4ce887e46ac8c5e8a3f8b142911 [2019-11-19 22:28:53,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:28:53,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:28:53,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:28:53,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:28:53,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:28:53,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:28:53" (1/1) ... [2019-11-19 22:28:53,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2e6d10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:53, skipping insertion in model container [2019-11-19 22:28:53,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:28:53" (1/1) ... [2019-11-19 22:28:53,692 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:28:53,728 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:28:54,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:28:54,104 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:28:54,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:28:54,204 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:28:54,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54 WrapperNode [2019-11-19 22:28:54,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:28:54,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:28:54,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:28:54,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:28:54,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:28:54,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:28:54,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:28:54,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:28:54,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:28:54,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:28:54,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:28:54,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:28:54,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/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 [2019-11-19 22:28:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 22:28:54,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-19 22:28:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:28:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 22:28:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-19 22:28:54,356 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-19 22:28:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-19 22:28:54,357 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-19 22:28:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-19 22:28:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:28:54,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:28:54,359 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-19 22:28:54,724 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:28:54,724 INFO L285 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-19 22:28:54,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:54 BoogieIcfgContainer [2019-11-19 22:28:54,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:28:54,726 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:28:54,726 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:28:54,737 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:28:54,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:54" (1/1) ... [2019-11-19 22:28:54,739 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 22:28:54,743 INFO L168 Benchmark]: Toolchain (without parser) took 1064.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:54,745 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:54,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:54,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:54,747 INFO L168 Benchmark]: Boogie Preprocessor took 23.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:54,748 INFO L168 Benchmark]: RCFGBuilder took 438.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:54,749 INFO L168 Benchmark]: CodeCheck took 15.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:54,753 INFO L335 ainManager$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 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 526.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.85 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 438.40 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: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * CodeCheck took 15.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 22:28:56,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:28:56,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:28:56,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:28:56,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:28:56,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:28:56,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:28:56,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:28:56,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:28:56,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:28:56,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:28:56,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:28:56,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:28:56,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:28:56,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:28:56,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:28:56,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:28:56,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:28:56,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:28:56,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:28:56,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:28:56,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:28:56,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:28:56,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:28:56,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:28:56,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:28:56,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:28:56,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:28:56,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:28:56,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:28:56,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:28:56,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:28:56,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:28:56,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:28:56,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:28:56,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:28:56,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:28:56,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:28:56,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:28:56,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:28:56,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:28:56,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-19 22:28:56,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:28:56,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:28:56,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-19 22:28:56,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-19 22:28:56,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:28:56,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:28:56,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:28:56,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:28:56,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:28:56,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:28:56,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:28:56,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:28:56,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:28:56,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 22:28:56,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 22:28:56,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:28:56,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:28:56,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:28:56,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:28:56,689 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:28:56,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:28:56,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:28:56,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:28:56,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:28:56,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:28:56,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:28:56,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:28:56,692 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-19 22:28:56,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 22:28:56,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:28:56,692 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-19 22:28:56,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 22:28:56,693 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_756d2931-e288-4b5c-909c-7a1e53444f2a/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 -> cd2ddd9f30301219b403def434980700a7cf7ad6 [2019-11-19 22:28:56,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:28:56,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:28:56,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:28:56,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:28:56,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:28:56,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/../../sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i [2019-11-19 22:28:57,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/6b0c0a032/b7beb87573794fe6b6e23aee4886226a/FLAG11172eb40 [2019-11-19 22:28:57,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:28:57,537 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/sv-benchmarks/c/pthread-wmm/safe006_tso.opt.i [2019-11-19 22:28:57,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/6b0c0a032/b7beb87573794fe6b6e23aee4886226a/FLAG11172eb40 [2019-11-19 22:28:57,822 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/bin/ukojak/data/6b0c0a032/b7beb87573794fe6b6e23aee4886226a [2019-11-19 22:28:57,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:28:57,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:28:57,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:28:57,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:28:57,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:28:57,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:28:57" (1/1) ... [2019-11-19 22:28:57,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12779d04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:57, skipping insertion in model container [2019-11-19 22:28:57,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:28:57" (1/1) ... [2019-11-19 22:28:57,840 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:28:57,880 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:28:58,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:28:58,244 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:28:58,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:28:58,353 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:28:58,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58 WrapperNode [2019-11-19 22:28:58,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:28:58,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:28:58,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:28:58,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:28:58,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:28:58,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:28:58,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:28:58,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:28:58,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:28:58,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:28:58,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:28:58,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:28:58,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_756d2931-e288-4b5c-909c-7a1e53444f2a/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 [2019-11-19 22:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-19 22:28:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 22:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-19 22:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-19 22:28:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-19 22:28:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-19 22:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-19 22:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-19 22:28:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:28:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:28:58,492 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-19 22:28:58,753 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:28:58,753 INFO L285 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-19 22:28:58,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:58 BoogieIcfgContainer [2019-11-19 22:28:58,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:28:58,755 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:28:58,755 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:28:58,765 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:28:58,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:58" (1/1) ... [2019-11-19 22:28:58,766 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 22:28:58,770 INFO L168 Benchmark]: Toolchain (without parser) took 943.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 948.3 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:58,771 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:58,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 948.3 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:58,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:58,772 INFO L168 Benchmark]: Boogie Preprocessor took 27.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:58,773 INFO L168 Benchmark]: RCFGBuilder took 327.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:58,773 INFO L168 Benchmark]: CodeCheck took 13.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:58,776 INFO L335 ainManager$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 0.25 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 526.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 948.3 MB in the beginning and 1.1 GB in the end (delta: -183.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.79 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 327.93 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: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * CodeCheck took 13.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...