./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY --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 692248c827814d69f794d70185d48fd053222a0c ................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY --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 692248c827814d69f794d70185d48fd053222a0c ......................................................................................................................................................................................................................... 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 0.2.1-dev-4e77c04 [2021-10-13 04:07:18,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:07:18,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:07:18,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:07:18,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:07:18,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:07:18,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:07:18,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:07:18,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:07:18,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:07:18,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:07:18,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:07:18,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:07:18,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:07:18,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:07:18,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:07:18,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:07:18,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:07:18,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:07:18,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:07:18,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:07:18,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:07:18,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:07:18,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:07:18,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:07:18,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:07:18,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:07:18,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:07:18,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:07:18,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:07:18,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:07:18,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:07:18,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:07:18,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:07:18,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:07:18,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:07:18,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:07:18,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:07:18,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:07:18,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:07:18,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:07:18,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-13 04:07:18,419 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:07:18,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:07:18,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:07:18,423 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:07:18,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:07:18,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:07:18,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:07:18,425 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 04:07:18,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:07:18,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 04:07:18,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:07:18,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:07:18,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:07:18,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:07:18,431 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 04:07:18,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:07:18,432 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:07:18,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:07:18,432 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:07:18,432 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:07:18,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:07:18,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:07:18,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:07:18,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:07:18,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:07:18,434 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:07:18,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:07:18,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:07:18,439 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_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692248c827814d69f794d70185d48fd053222a0c [2021-10-13 04:07:18,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:07:18,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:07:18,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:07:18,739 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:07:18,744 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:07:18,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/pthread/singleton.i [2021-10-13 04:07:18,847 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/0e1b7d24c/2981ca9439d54bf59e2e5f64c2b5329f/FLAG860f612f4 [2021-10-13 04:07:19,401 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:07:19,401 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/sv-benchmarks/c/pthread/singleton.i [2021-10-13 04:07:19,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/0e1b7d24c/2981ca9439d54bf59e2e5f64c2b5329f/FLAG860f612f4 [2021-10-13 04:07:19,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/0e1b7d24c/2981ca9439d54bf59e2e5f64c2b5329f [2021-10-13 04:07:19,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:07:19,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:07:19,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:07:19,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:07:19,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:07:19,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:07:19" (1/1) ... [2021-10-13 04:07:19,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7ff47e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:19, skipping insertion in model container [2021-10-13 04:07:19,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:07:19" (1/1) ... [2021-10-13 04:07:19,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:07:19,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:07:19,951 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 04:07:20,270 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-10-13 04:07:20,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:07:20,324 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:07:20,357 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 04:07:20,386 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-10-13 04:07:20,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:07:20,492 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:07:20,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20 WrapperNode [2021-10-13 04:07:20,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:07:20,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:07:20,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:07:20,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:07:20,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:07:20,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:07:20,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:07:20,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:07:20,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:07:20,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:07:20,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:07:20,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:07:20,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:20" (1/1) ... [2021-10-13 04:07:20,627 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:07:20,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:07:20,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:07:20,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:07:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 04:07:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 04:07:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 04:07:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 04:07:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 04:07:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2021-10-13 04:07:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2021-10-13 04:07:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-13 04:07:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-13 04:07:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-13 04:07:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-13 04:07:20,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-13 04:07:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-13 04:07:20,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 04:07:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 04:07:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 04:07:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:07:20,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:07:20,736 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 04:07:21,212 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:07:21,212 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-13 04:07:21,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:07:21 BoogieIcfgContainer [2021-10-13 04:07:21,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:07:21,215 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:07:21,216 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:07:21,236 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:07:21,236 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:07:21" (1/1) ... [2021-10-13 04:07:21,237 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) 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) [2021-10-13 04:07:21,250 INFO L168 Benchmark]: Toolchain (without parser) took 1586.06 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.7 MB in the beginning and 41.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:21,252 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 88.1 MB. Free memory was 58.9 MB in the beginning and 58.8 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:07:21,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.66 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.5 MB in the beginning and 60.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:21,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.54 ms. Allocated memory is still 107.0 MB. Free memory was 60.1 MB in the beginning and 58.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:21,255 INFO L168 Benchmark]: Boogie Preprocessor took 43.41 ms. Allocated memory is still 107.0 MB. Free memory was 58.0 MB in the beginning and 56.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:21,256 INFO L168 Benchmark]: RCFGBuilder took 603.01 ms. Allocated memory is still 107.0 MB. Free memory was 56.3 MB in the beginning and 42.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:21,256 INFO L168 Benchmark]: CodeCheck took 25.96 ms. Allocated memory is still 107.0 MB. Free memory was 42.2 MB in the beginning and 41.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:07:21,261 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 88.1 MB. Free memory was 58.9 MB in the beginning and 58.8 MB in the end (delta: 25.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 833.66 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.5 MB in the beginning and 60.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.54 ms. Allocated memory is still 107.0 MB. Free memory was 60.1 MB in the beginning and 58.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.41 ms. Allocated memory is still 107.0 MB. Free memory was 58.0 MB in the beginning and 56.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 603.01 ms. Allocated memory is still 107.0 MB. Free memory was 56.3 MB in the beginning and 42.2 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 25.96 ms. Allocated memory is still 107.0 MB. Free memory was 42.2 MB in the beginning and 41.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 04:07:21,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 04:07:23,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:07:23,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:07:23,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:07:23,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:07:23,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:07:23,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:07:23,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:07:23,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:07:23,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:07:23,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:07:23,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:07:23,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:07:23,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:07:23,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:07:23,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:07:23,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:07:23,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:07:23,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:07:23,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:07:23,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:07:23,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:07:23,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:07:23,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:07:23,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:07:23,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:07:23,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:07:23,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:07:23,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:07:23,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:07:23,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:07:23,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:07:23,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:07:23,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:07:23,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:07:23,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:07:23,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:07:23,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:07:23,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:07:23,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:07:23,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:07:23,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-13 04:07:23,928 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:07:23,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:07:23,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:07:23,930 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:07:23,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:07:23,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:07:23,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:07:23,932 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 04:07:23,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 04:07:23,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:07:23,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:07:23,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:07:23,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:07:23,935 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 04:07:23,935 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 04:07:23,935 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 04:07:23,935 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 04:07:23,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:07:23,936 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:07:23,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:07:23,936 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:07:23,936 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:07:23,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:07:23,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:07:23,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:07:23,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:07:23,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:07:23,938 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 04:07:23,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 04:07:23,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:07:23,938 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-13 04:07:23,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 04:07:23,939 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_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 692248c827814d69f794d70185d48fd053222a0c [2021-10-13 04:07:24,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:07:24,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:07:24,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:07:24,351 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:07:24,351 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:07:24,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/pthread/singleton.i [2021-10-13 04:07:24,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/cd2bb5424/ce784a7a4298419f8349d93fa89fa82c/FLAG21e8f62fc [2021-10-13 04:07:25,141 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:07:25,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/sv-benchmarks/c/pthread/singleton.i [2021-10-13 04:07:25,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/cd2bb5424/ce784a7a4298419f8349d93fa89fa82c/FLAG21e8f62fc [2021-10-13 04:07:25,337 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/data/cd2bb5424/ce784a7a4298419f8349d93fa89fa82c [2021-10-13 04:07:25,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:07:25,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:07:25,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:07:25,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:07:25,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:07:25,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:07:25" (1/1) ... [2021-10-13 04:07:25,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5138ef2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:25, skipping insertion in model container [2021-10-13 04:07:25,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:07:25" (1/1) ... [2021-10-13 04:07:25,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:07:25,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:07:25,639 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 04:07:26,028 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-10-13 04:07:26,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:07:26,086 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:07:26,119 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 04:07:26,161 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2021-10-13 04:07:26,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:07:26,292 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:07:26,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26 WrapperNode [2021-10-13 04:07:26,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:07:26,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:07:26,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:07:26,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:07:26,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:07:26,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:07:26,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:07:26,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:07:26,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:07:26,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:07:26,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:07:26,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:07:26,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:26,406 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:07:26,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:07:26,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:07:26,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 04:07:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 04:07:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 04:07:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 04:07:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2021-10-13 04:07:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2021-10-13 04:07:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-13 04:07:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-13 04:07:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-13 04:07:26,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-13 04:07:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-13 04:07:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-13 04:07:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 04:07:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:07:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:07:26,481 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 04:07:26,986 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:07:26,986 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-13 04:07:26,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:07:26 BoogieIcfgContainer [2021-10-13 04:07:26,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:07:26,990 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:07:26,990 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:07:27,003 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:07:27,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:07:26" (1/1) ... [2021-10-13 04:07:27,004 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:363) 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) [2021-10-13 04:07:27,012 INFO L168 Benchmark]: Toolchain (without parser) took 1668.93 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 25.2 MB in the beginning and 38.2 MB in the end (delta: -12.9 MB). Peak memory consumption was 2.4 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:27,014 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 50.3 MB. Free memory was 31.3 MB in the beginning and 31.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:07:27,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 950.47 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 25.1 MB in the beginning and 39.9 MB in the end (delta: -14.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:27,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.98 ms. Allocated memory is still 65.0 MB. Free memory was 39.9 MB in the beginning and 37.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:27,018 INFO L168 Benchmark]: Boogie Preprocessor took 38.92 ms. Allocated memory is still 65.0 MB. Free memory was 37.5 MB in the beginning and 35.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:27,018 INFO L168 Benchmark]: RCFGBuilder took 591.74 ms. Allocated memory is still 65.0 MB. Free memory was 35.6 MB in the beginning and 39.4 MB in the end (delta: -3.8 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:27,019 INFO L168 Benchmark]: CodeCheck took 18.84 ms. Allocated memory is still 65.0 MB. Free memory was 39.1 MB in the beginning and 38.2 MB in the end (delta: 922.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:07:27,030 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 50.3 MB. Free memory was 31.3 MB in the beginning and 31.2 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 950.47 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 25.1 MB in the beginning and 39.9 MB in the end (delta: -14.9 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.98 ms. Allocated memory is still 65.0 MB. Free memory was 39.9 MB in the beginning and 37.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.92 ms. Allocated memory is still 65.0 MB. Free memory was 37.5 MB in the beginning and 35.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 591.74 ms. Allocated memory is still 65.0 MB. Free memory was 35.6 MB in the beginning and 39.4 MB in the end (delta: -3.8 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * CodeCheck took 18.84 ms. Allocated memory is still 65.0 MB. Free memory was 39.1 MB in the beginning and 38.2 MB in the end (delta: 922.6 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. [2021-10-13 04:07:27,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_722844b7-7826-47ba-a8ad-19f6d43eb40d/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...