./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:17,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:17,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:06:17,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:06:17,482 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:06:17,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:17,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:17,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:17,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:17,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:17,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:17,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:17,511 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:17,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:17,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:17,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:17,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:17,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:17,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:17,515 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:17,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:17,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:17,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:17,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:17,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:17,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:17,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:17,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:17,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:17,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:17,520 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:06:17,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:06:17,521 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:17,522 INFO L153 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_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-23 20:06:17,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:17,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:17,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:17,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:17,804 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:17,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-23 20:06:21,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:21,472 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:21,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-23 20:06:21,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data/84054cc7b/1aece7b2a462467fafdbbaad19de3c1e/FLAGcde47c056 [2023-11-23 20:06:21,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data/84054cc7b/1aece7b2a462467fafdbbaad19de3c1e [2023-11-23 20:06:21,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:21,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:21,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:21,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:21,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:21,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:21" (1/1) ... [2023-11-23 20:06:21,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35041e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:21, skipping insertion in model container [2023-11-23 20:06:21,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:21" (1/1) ... [2023-11-23 20:06:21,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:21,819 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:06:22,196 WARN L240 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_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-23 20:06:22,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:22,236 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:22,268 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:06:22,334 WARN L240 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_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-23 20:06:22,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:22,452 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:22,452 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:22,452 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:22,460 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:22,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22 WrapperNode [2023-11-23 20:06:22,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:22,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:22,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:22,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:22,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,521 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2023-11-23 20:06:22,522 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:22,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:22,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:22,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:22,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:22,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:22,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:22,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:22,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:22" (1/1) ... [2023-11-23 20:06:22,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:22,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:22,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:22,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:06:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:06:22,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:06:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:06:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:06:22,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-23 20:06:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-23 20:06:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:06:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:06:22,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:06:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:06:22,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:06:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:06:22,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:06:22,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:06:22,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:22,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:06:22,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:22,676 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:06:22,904 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:22,907 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:23,198 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:23,216 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:23,217 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:06:23,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:23 BoogieIcfgContainer [2023-11-23 20:06:23,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:23,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:23,220 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:23,232 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:23,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:23" (1/1) ... [2023-11-23 20:06:23,234 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:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-23 20:06:23,239 INFO L158 Benchmark]: Toolchain (without parser) took 1707.22ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 72.4MB in the beginning and 89.7MB in the end (delta: -17.3MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-11-23 20:06:23,240 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 119.5MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:23,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 928.34ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 72.0MB in the beginning and 111.7MB in the end (delta: -39.7MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-23 20:06:23,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.39ms. Allocated memory is still 157.3MB. Free memory was 111.7MB in the beginning and 109.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:23,243 INFO L158 Benchmark]: Boogie Preprocessor took 52.43ms. Allocated memory is still 157.3MB. Free memory was 109.5MB in the beginning and 107.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:23,244 INFO L158 Benchmark]: RCFGBuilder took 642.71ms. Allocated memory is still 157.3MB. Free memory was 107.5MB in the beginning and 90.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:06:23,245 INFO L158 Benchmark]: CodeCheck took 17.48ms. Allocated memory is still 157.3MB. Free memory was 90.7MB in the beginning and 89.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:23,254 INFO L338 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 0.23ms. Allocated memory is still 119.5MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 928.34ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 72.0MB in the beginning and 111.7MB in the end (delta: -39.7MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.39ms. Allocated memory is still 157.3MB. Free memory was 111.7MB in the beginning and 109.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.43ms. Allocated memory is still 157.3MB. Free memory was 109.5MB in the beginning and 107.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 642.71ms. Allocated memory is still 157.3MB. Free memory was 107.5MB in the beginning and 90.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17.48ms. Allocated memory is still 157.3MB. Free memory was 90.7MB in the beginning and 89.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:06:23,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:25,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:26,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:06:26,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:26,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:06:26,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:06:26,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:26,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:26,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:26,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:06:26,083 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:26,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:26,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:26,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:06:26,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:26,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:06:26,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:06:26,087 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:06:26,087 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:06:26,088 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:26,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:06:26,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:26,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:26,090 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:26,090 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:26,091 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:26,091 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:06:26,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:26,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:26,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:26,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:26,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:06:26,094 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:06:26,094 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:26,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:06:26,095 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:06:26,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:06:26,095 INFO L153 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_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-23 20:06:26,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:26,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:26,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:26,551 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:26,552 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:26,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-23 20:06:29,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:30,325 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:30,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-23 20:06:30,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data/3d6b9d049/7be54634f9cb415d85d1bdde212aec5d/FLAG7755826b9 [2023-11-23 20:06:30,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/data/3d6b9d049/7be54634f9cb415d85d1bdde212aec5d [2023-11-23 20:06:30,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:30,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:30,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:30,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:30,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:30,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:30" (1/1) ... [2023-11-23 20:06:30,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a00813c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:30, skipping insertion in model container [2023-11-23 20:06:30,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:30" (1/1) ... [2023-11-23 20:06:30,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:30,764 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:06:31,335 WARN L240 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_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-23 20:06:31,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:31,405 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:31,448 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:06:31,480 WARN L240 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_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-23 20:06:31,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:31,728 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:31,728 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:31,728 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:06:31,736 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:31,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31 WrapperNode [2023-11-23 20:06:31,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:31,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:31,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:31,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:31,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,816 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-23 20:06:31,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:31,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:31,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:31,819 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:31,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,841 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:31,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:31,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:31,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:31,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:31" (1/1) ... [2023-11-23 20:06:31,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:31,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:31,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:31,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:06:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:06:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:06:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:06:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:06:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:06:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:06:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:06:31,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:06:31,955 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-23 20:06:31,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-23 20:06:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:06:31,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:06:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:06:31,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:06:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:06:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:06:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:06:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:31,960 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:06:32,131 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:32,138 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:32,420 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:32,441 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:32,442 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:06:32,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:32 BoogieIcfgContainer [2023-11-23 20:06:32,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:32,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:32,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:32,458 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:32,459 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:32" (1/1) ... [2023-11-23 20:06:32,460 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:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-23 20:06:32,466 INFO L158 Benchmark]: Toolchain (without parser) took 2093.94ms. Allocated memory is still 109.1MB. Free memory was 82.1MB in the beginning and 47.4MB in the end (delta: 34.7MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-23 20:06:32,467 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:32,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1365.28ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 71.0MB in the end (delta: 10.9MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-23 20:06:32,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.13ms. Allocated memory is still 109.1MB. Free memory was 71.0MB in the beginning and 68.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:32,469 INFO L158 Benchmark]: Boogie Preprocessor took 48.46ms. Allocated memory is still 109.1MB. Free memory was 68.9MB in the beginning and 66.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:32,470 INFO L158 Benchmark]: RCFGBuilder took 576.24ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 48.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:06:32,471 INFO L158 Benchmark]: CodeCheck took 19.18ms. Allocated memory is still 109.1MB. Free memory was 48.4MB in the beginning and 47.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:32,481 INFO L338 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 0.35ms. Allocated memory is still 65.0MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1365.28ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 71.0MB in the end (delta: 10.9MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.13ms. Allocated memory is still 109.1MB. Free memory was 71.0MB in the beginning and 68.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.46ms. Allocated memory is still 109.1MB. Free memory was 68.9MB in the beginning and 66.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 576.24ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 48.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 19.18ms. Allocated memory is still 109.1MB. Free memory was 48.4MB in the beginning and 47.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:06:32,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5649d3-b51e-4392-8bdd-84551bf7f9f2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported