./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/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 7192fb4d45a10f2cf4217ac035ef179a399395d9 ...................................................................................................................................................................................................... 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/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/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 7192fb4d45a10f2cf4217ac035ef179a399395d9 ......................................................................................................................................................................................................... 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-cad4683 [2019-10-22 10:18:08,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:08,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:08,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:08,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:08,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:08,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:08,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:08,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:08,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:08,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:08,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:08,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:08,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:08,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:08,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:08,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:08,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:08,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:08,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:08,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:08,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:08,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:08,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:08,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:08,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:08,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:08,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:08,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:08,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:08,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:08,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:08,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:08,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:08,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:08,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:08,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:08,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:08,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:08,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:08,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:08,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:08,644 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:08,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:08,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:08,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:08,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:08,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:08,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:08,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:08,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:08,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:08,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:08,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:08,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:08,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:08,647 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:08,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:08,647 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:08,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:08,648 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:08,648 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:08,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:08,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:08,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:08,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:08,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:08,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:08,649 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:08,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:08,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:08,650 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/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/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 -> 7192fb4d45a10f2cf4217ac035ef179a399395d9 [2019-10-22 10:18:08,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:08,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:08,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:08,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:08,688 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:08,689 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longer.i [2019-10-22 10:18:08,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/d487c58c3/c1590b010bf14b239d6cd87100dc8418/FLAG5904d81a1 [2019-10-22 10:18:09,255 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:09,256 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/sv-benchmarks/c/pthread/queue_longer.i [2019-10-22 10:18:09,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/d487c58c3/c1590b010bf14b239d6cd87100dc8418/FLAG5904d81a1 [2019-10-22 10:18:09,545 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/d487c58c3/c1590b010bf14b239d6cd87100dc8418 [2019-10-22 10:18:09,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:09,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:09,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:09,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:09,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:09,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:09" (1/1) ... [2019-10-22 10:18:09,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62066543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:09, skipping insertion in model container [2019-10-22 10:18:09,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:09" (1/1) ... [2019-10-22 10:18:09,564 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:09,613 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:10,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:10,123 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:10,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:10,290 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:10,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10 WrapperNode [2019-10-22 10:18:10,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:10,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:10,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:10,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:10,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:10,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:10,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:10,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:10,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:10,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:10,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:10,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:10,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/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 [2019-10-22 10:18:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-10-22 10:18:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-10-22 10:18:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-10-22 10:18:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-10-22 10:18:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:10,450 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2019-10-22 10:18:10,450 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2019-10-22 10:18:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:18:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:10,453 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:18:10,966 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:10,966 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-22 10:18:10,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:10 BoogieIcfgContainer [2019-10-22 10:18:10,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:10,968 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:10,968 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:10,975 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:10,975 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:10" (1/1) ... [2019-10-22 10:18:10,976 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) [2019-10-22 10:18:10,980 INFO L168 Benchmark]: Toolchain (without parser) took 1430.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 937.8 MB in the beginning and 1.0 GB in the end (delta: -98.9 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:10,980 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:10,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -153.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:10,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.80 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. [2019-10-22 10:18:10,982 INFO L168 Benchmark]: Boogie Preprocessor took 40.49 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:10,982 INFO L168 Benchmark]: RCFGBuilder took 579.67 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: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:10,983 INFO L168 Benchmark]: CodeCheck took 10.38 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:10,985 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 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 740.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -153.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.80 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 40.49 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 579.67 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: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. * CodeCheck took 10.38 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:13,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:13,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:13,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:13,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:13,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:13,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:13,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:13,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:13,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:13,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:13,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:13,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:13,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:13,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:13,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:13,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:13,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:13,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:13,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:13,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:13,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:13,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:13,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:13,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:13,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:13,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:13,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:13,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:13,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:13,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:13,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:13,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:13,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:13,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:13,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:13,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:13,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:13,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:13,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:13,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:13,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:18:13,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:13,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:13,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:13,124 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:13,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:13,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:13,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:13,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:13,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:13,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:13,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:13,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:13,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:13,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:18:13,127 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:18:13,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:13,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:13,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:13,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:13,127 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:13,127 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:13,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:13,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:13,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:13,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:13,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:13,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:13,128 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:18:13,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:18:13,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:13,129 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:18:13,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:18:13,129 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/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/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 -> 7192fb4d45a10f2cf4217ac035ef179a399395d9 [2019-10-22 10:18:13,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:13,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:13,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:13,174 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:13,174 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:13,175 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/../../sv-benchmarks/c/pthread/queue_longer.i [2019-10-22 10:18:13,219 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/c759025ee/2d739439fa9e4a18b2eb02f813ebbda4/FLAGe8d508d33 [2019-10-22 10:18:13,726 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:13,726 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/sv-benchmarks/c/pthread/queue_longer.i [2019-10-22 10:18:13,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/c759025ee/2d739439fa9e4a18b2eb02f813ebbda4/FLAGe8d508d33 [2019-10-22 10:18:14,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/bin/ukojak/data/c759025ee/2d739439fa9e4a18b2eb02f813ebbda4 [2019-10-22 10:18:14,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:14,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:14,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:14,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:14,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:14,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:14,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f168e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14, skipping insertion in model container [2019-10-22 10:18:14,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:14,212 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:14,257 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:14,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:14,788 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:14,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:14,981 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:14,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14 WrapperNode [2019-10-22 10:18:14,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:14,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:14,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:14,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:14,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:15,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:15,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:15,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:15,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... [2019-10-22 10:18:15,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:15,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:15,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:15,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:15,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0d4e3ff6-ee62-47e5-b47a-4eb98ab95145/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 [2019-10-22 10:18:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:18:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-10-22 10:18:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-10-22 10:18:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-10-22 10:18:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-10-22 10:18:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2019-10-22 10:18:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2019-10-22 10:18:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-10-22 10:18:15,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:15,142 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:18:15,697 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:15,697 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-10-22 10:18:15,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:15 BoogieIcfgContainer [2019-10-22 10:18:15,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:15,709 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:15,710 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:15,722 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:15,722 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:15" (1/1) ... [2019-10-22 10:18:15,723 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) [2019-10-22 10:18:15,732 INFO L168 Benchmark]: Toolchain (without parser) took 1533.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 945.6 MB in the beginning and 1.0 GB in the end (delta: -89.5 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:15,733 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:15,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:15,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.43 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. [2019-10-22 10:18:15,734 INFO L168 Benchmark]: Boogie Preprocessor took 32.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:15,735 INFO L168 Benchmark]: RCFGBuilder took 630.16 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: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:15,735 INFO L168 Benchmark]: CodeCheck took 21.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:15,750 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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 783.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.43 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 32.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 630.16 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: 43.6 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. * CodeCheck took 21.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...