./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a810c093639465b44d2015d01706d2b000c36ef ...................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a810c093639465b44d2015d01706d2b000c36ef ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:20,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:20,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:20,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:20,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:20,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:20,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:20,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:20,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:20,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:20,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:20,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:20,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:20,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:20,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:20,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:20,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:20,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:20,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:20,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:20,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:20,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:20,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:20,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:20,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:20,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:20,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:20,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:20,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:20,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:20,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:20,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:20,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:20,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:20,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:20,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:20,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:20,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:20,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:20,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:20,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:20,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:20,439 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:20,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:20,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:20,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:20,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:20,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:20,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:20,442 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:20,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:20,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:20,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:20,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:20,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:20,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:20,443 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:20,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:20,444 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:20,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:20,444 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:20,445 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:20,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:20,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:20,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:20,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:20,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:20,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:20,448 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:20,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:20,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:20,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a810c093639465b44d2015d01706d2b000c36ef [2020-11-28 04:42:20,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:20,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:20,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:20,787 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:20,790 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:20,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-11-28 04:42:20,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/0a26a944e/4cf8c661c1a4420db83ec014f0d14780/FLAG269bcff43 [2020-11-28 04:42:21,572 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:21,572 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-11-28 04:42:21,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/0a26a944e/4cf8c661c1a4420db83ec014f0d14780/FLAG269bcff43 [2020-11-28 04:42:21,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/0a26a944e/4cf8c661c1a4420db83ec014f0d14780 [2020-11-28 04:42:21,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:21,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:21,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:21,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:21,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:21,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1e1a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:21, skipping insertion in model container [2020-11-28 04:42:21,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:21" (1/1) ... [2020-11-28 04:42:21,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:21,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:22,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:22,654 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:22,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:23,207 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:23,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23 WrapperNode [2020-11-28 04:42:23,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:23,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:23,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:23,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:23,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:23,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:23,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:23,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:23,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... [2020-11-28 04:42:23,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:23,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:23,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:23,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:23,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-11-28 04:42:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-11-28 04:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-11-28 04:42:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-11-28 04:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-11-28 04:42:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-11-28 04:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-11-28 04:42:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-11-28 04:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-11-28 04:42:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-11-28 04:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-11-28 04:42:23,486 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-11-28 04:42:23,487 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:24,798 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:24,798 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-11-28 04:42:24,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:24 BoogieIcfgContainer [2020-11-28 04:42:24,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:24,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:24,802 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:24,812 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:24,812 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:24" (1/1) ... [2020-11-28 04:42:24,813 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:42:24,818 INFO L168 Benchmark]: Toolchain (without parser) took 3068.89 ms. Allocated memory was 79.7 MB in the beginning and 146.8 MB in the end (delta: 67.1 MB). Free memory was 42.7 MB in the beginning and 73.9 MB in the end (delta: -31.1 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:24,819 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 52.9 MB in the beginning and 52.9 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:24,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1458.71 ms. Allocated memory was 79.7 MB in the beginning and 146.8 MB in the end (delta: 67.1 MB). Free memory was 42.6 MB in the beginning and 117.5 MB in the end (delta: -74.9 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:24,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.96 ms. Allocated memory is still 146.8 MB. Free memory was 117.5 MB in the beginning and 112.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:24,821 INFO L168 Benchmark]: Boogie Preprocessor took 98.76 ms. Allocated memory is still 146.8 MB. Free memory was 112.2 MB in the beginning and 108.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:24,821 INFO L168 Benchmark]: RCFGBuilder took 1387.26 ms. Allocated memory is still 146.8 MB. Free memory was 108.0 MB in the beginning and 74.9 MB in the end (delta: 33.1 MB). Peak memory consumption was 60.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:24,822 INFO L168 Benchmark]: CodeCheck took 13.70 ms. Allocated memory is still 146.8 MB. Free memory was 74.9 MB in the beginning and 73.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:24,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 52.9 MB in the beginning and 52.9 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1458.71 ms. Allocated memory was 79.7 MB in the beginning and 146.8 MB in the end (delta: 67.1 MB). Free memory was 42.6 MB in the beginning and 117.5 MB in the end (delta: -74.9 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.96 ms. Allocated memory is still 146.8 MB. Free memory was 117.5 MB in the beginning and 112.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 98.76 ms. Allocated memory is still 146.8 MB. Free memory was 112.2 MB in the beginning and 108.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1387.26 ms. Allocated memory is still 146.8 MB. Free memory was 108.0 MB in the beginning and 74.9 MB in the end (delta: 33.1 MB). Peak memory consumption was 60.4 MB. Max. memory is 16.1 GB. * CodeCheck took 13.70 ms. Allocated memory is still 146.8 MB. Free memory was 74.9 MB in the beginning and 73.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:42:27,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:27,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:27,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:27,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:27,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:27,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:27,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:27,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:27,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:27,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:27,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:27,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:27,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:27,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:27,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:27,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:27,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:27,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:27,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:27,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:27,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:27,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:27,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:27,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:27,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:27,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:27,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:27,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:27,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:27,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:27,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:27,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:27,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:27,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:27,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:27,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:27,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:27,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:27,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:27,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:27,330 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:42:27,371 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:27,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:27,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:27,377 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:27,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:27,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:27,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:27,379 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:27,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:27,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:27,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:27,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:27,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:27,381 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:42:27,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:42:27,382 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:42:27,382 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:27,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:27,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:27,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:27,383 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:27,383 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:27,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:27,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:27,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:27,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:27,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:27,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:27,385 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:42:27,385 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:42:27,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:27,385 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:42:27,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:42:27,386 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a810c093639465b44d2015d01706d2b000c36ef [2020-11-28 04:42:27,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:27,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:27,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:27,835 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:27,837 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:27,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-11-28 04:42:27,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/b933ac375/7e0bf442dc4043f3b93040aae0596551/FLAGf757c5d95 [2020-11-28 04:42:28,667 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:28,668 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-11-28 04:42:28,706 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/b933ac375/7e0bf442dc4043f3b93040aae0596551/FLAGf757c5d95 [2020-11-28 04:42:28,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/data/b933ac375/7e0bf442dc4043f3b93040aae0596551 [2020-11-28 04:42:28,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:28,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:28,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:28,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:28,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:28,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:28" (1/1) ... [2020-11-28 04:42:28,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4946f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:28, skipping insertion in model container [2020-11-28 04:42:28,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:28" (1/1) ... [2020-11-28 04:42:28,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:28,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:29,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:30,006 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:30,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:30,521 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:30,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30 WrapperNode [2020-11-28 04:42:30,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:30,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:30,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:30,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:30,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:30,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:30,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:30,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:30,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... [2020-11-28 04:42:30,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:30,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:30,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:30,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:30,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d696b215-d113-4f9e-a2da-b77d9efe292e/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-11-28 04:42:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:42:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:42:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-11-28 04:42:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-11-28 04:42:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:42:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-11-28 04:42:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-11-28 04:42:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:42:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:42:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-11-28 04:42:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-11-28 04:42:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-11-28 04:42:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-11-28 04:42:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-11-28 04:42:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-11-28 04:42:30,799 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:32,802 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:32,802 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-11-28 04:42:32,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:32 BoogieIcfgContainer [2020-11-28 04:42:32,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:32,805 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:32,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:32,816 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:32,817 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,818 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:42:32,826 INFO L168 Benchmark]: Toolchain (without parser) took 3920.13 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 46.7 MB in the beginning and 32.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,827 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 67.1 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:32,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1619.43 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 46.5 MB in the beginning and 65.1 MB in the end (delta: -18.7 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.71 ms. Allocated memory is still 92.3 MB. Free memory was 65.1 MB in the beginning and 61.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,832 INFO L168 Benchmark]: Boogie Preprocessor took 94.41 ms. Allocated memory is still 92.3 MB. Free memory was 61.0 MB in the beginning and 55.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,832 INFO L168 Benchmark]: RCFGBuilder took 2085.51 ms. Allocated memory is still 92.3 MB. Free memory was 55.5 MB in the beginning and 34.5 MB in the end (delta: 20.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,834 INFO L168 Benchmark]: CodeCheck took 17.27 ms. Allocated memory is still 92.3 MB. Free memory was 34.5 MB in the beginning and 33.6 MB in the end (delta: 903.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 67.1 MB. Free memory is still 50.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1619.43 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 46.5 MB in the beginning and 65.1 MB in the end (delta: -18.7 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.71 ms. Allocated memory is still 92.3 MB. Free memory was 65.1 MB in the beginning and 61.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.41 ms. Allocated memory is still 92.3 MB. Free memory was 61.0 MB in the beginning and 55.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2085.51 ms. Allocated memory is still 92.3 MB. Free memory was 55.5 MB in the beginning and 34.5 MB in the end (delta: 20.9 MB). Peak memory consumption was 33.5 MB. Max. memory is 16.1 GB. * CodeCheck took 17.27 ms. Allocated memory is still 92.3 MB. Free memory was 34.5 MB in the beginning and 33.6 MB in the end (delta: 903.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...