./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:10:10,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:11,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:11,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:11,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:11,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:11,161 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:11,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:11,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:11,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:11,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:11,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:11,170 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:11,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:11,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:11,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:11,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:11,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:11,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:11,174 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:11,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:11,175 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:11,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:11,177 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:11,177 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:11,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:11,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:11,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:11,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:11,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:11,181 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:11,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:11,181 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:11,182 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_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-24 23:10:11,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:11,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:11,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:11,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:11,553 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:11,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-24 23:10:14,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:14,919 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:14,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-24 23:10:14,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data/69ffe3f5c/9d3fbe8c4fb04baa827641c98640da59/FLAG5362c9f17 [2023-11-24 23:10:14,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data/69ffe3f5c/9d3fbe8c4fb04baa827641c98640da59 [2023-11-24 23:10:14,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:14,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:14,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:14,974 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:14,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:14,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:14" (1/1) ... [2023-11-24 23:10:14,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56143e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:14, skipping insertion in model container [2023-11-24 23:10:14,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:14" (1/1) ... [2023-11-24 23:10:15,037 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:15,713 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_1d1185ff-3758-48d8-b55b-3af74377cfe3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-24 23:10:15,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:15,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:15,826 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_1d1185ff-3758-48d8-b55b-3af74377cfe3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-24 23:10:15,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:15,912 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:15,912 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:15,921 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:15,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15 WrapperNode [2023-11-24 23:10:15,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:15,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:15,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:15,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:15,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:15,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:15,985 INFO L138 Inliner]: procedures = 324, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2023-11-24 23:10:15,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:15,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:15,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:15,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:15,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:16,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:16,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:16,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:16,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:15" (1/1) ... [2023-11-24 23:10:16,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:16,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:16,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:16,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:10:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:10:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:10:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-24 23:10:16,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-24 23:10:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:10:16,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:10:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:10:16,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:10:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:10:16,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:10:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:10:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:10:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:16,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:16,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:16,132 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:10:16,348 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:16,351 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:16,597 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:16,619 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:16,625 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:10:16,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:16 BoogieIcfgContainer [2023-11-24 23:10:16,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:16,629 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:16,629 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:16,641 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:16,641 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:16" (1/1) ... [2023-11-24 23:10:16,642 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) [2023-11-24 23:10:16,647 INFO L158 Benchmark]: Toolchain (without parser) took 1676.95ms. Allocated memory is still 167.8MB. Free memory was 134.3MB in the beginning and 91.4MB in the end (delta: 42.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-11-24 23:10:16,648 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:16,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 948.63ms. Allocated memory is still 167.8MB. Free memory was 133.5MB in the beginning and 113.6MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:16,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.99ms. Allocated memory is still 167.8MB. Free memory was 113.6MB in the beginning and 111.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:16,652 INFO L158 Benchmark]: Boogie Preprocessor took 41.27ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 109.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:16,653 INFO L158 Benchmark]: RCFGBuilder took 599.83ms. Allocated memory is still 167.8MB. Free memory was 109.4MB in the beginning and 92.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:10:16,654 INFO L158 Benchmark]: CodeCheck took 16.44ms. Allocated memory is still 167.8MB. Free memory was 91.8MB in the beginning and 91.4MB in the end (delta: 408.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:16,664 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 0.22ms. Allocated memory is still 121.6MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 948.63ms. Allocated memory is still 167.8MB. Free memory was 133.5MB in the beginning and 113.6MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.99ms. Allocated memory is still 167.8MB. Free memory was 113.6MB in the beginning and 111.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.27ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 109.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.83ms. Allocated memory is still 167.8MB. Free memory was 109.4MB in the beginning and 92.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16.44ms. Allocated memory is still 167.8MB. Free memory was 91.8MB in the beginning and 91.4MB in the end (delta: 408.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:10:16,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:10:19,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:19,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:10:19,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:19,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:19,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:19,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:19,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:19,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:19,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:19,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:19,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:19,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:19,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:19,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:19,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:19,533 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:10:19,533 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:10:19,534 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:10:19,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:19,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:19,535 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:19,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:19,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:19,536 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:19,537 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:19,537 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:10:19,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:19,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:19,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:19,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:19,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:19,540 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:10:19,541 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:19,541 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:19,541 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:10:19,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:10:19,542 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_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-24 23:10:19,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:19,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:19,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:19,963 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:19,964 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:19,965 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-24 23:10:23,251 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:23,660 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:23,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-24 23:10:23,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data/d5416bf45/60e3ed684e554af0a878d2c8112e5abd/FLAG6dcdc3978 [2023-11-24 23:10:23,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/data/d5416bf45/60e3ed684e554af0a878d2c8112e5abd [2023-11-24 23:10:23,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:23,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:23,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:23,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:23,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:23,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:23" (1/1) ... [2023-11-24 23:10:23,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d4689c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:23, skipping insertion in model container [2023-11-24 23:10:23,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:23" (1/1) ... [2023-11-24 23:10:23,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:24,583 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_1d1185ff-3758-48d8-b55b-3af74377cfe3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-24 23:10:24,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:24,647 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:24,711 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_1d1185ff-3758-48d8-b55b-3af74377cfe3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-24 23:10:24,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:24,874 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:24,874 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:24,882 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:24,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24 WrapperNode [2023-11-24 23:10:24,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:24,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:24,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:24,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:24,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,943 INFO L138 Inliner]: procedures = 327, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-24 23:10:24,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:24,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:24,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:24,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:24,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:24,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:24,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:24,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:24,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:24" (1/1) ... [2023-11-24 23:10:24,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:25,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:25,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:25,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:10:25,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:10:25,085 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-24 23:10:25,085 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-24 23:10:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:10:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:10:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:10:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:10:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:10:25,086 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:10:25,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:10:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:25,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:25,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:25,088 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:10:25,268 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:25,271 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:25,650 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:25,674 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:25,674 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:10:25,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:25 BoogieIcfgContainer [2023-11-24 23:10:25,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:25,677 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:25,678 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:25,689 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:25,689 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,690 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) [2023-11-24 23:10:25,697 INFO L158 Benchmark]: Toolchain (without parser) took 1986.80ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 41.7MB in the end (delta: 32.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-24 23:10:25,697 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:25,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1173.43ms. Allocated memory is still 100.7MB. Free memory was 73.4MB in the beginning and 65.9MB in the end (delta: 7.5MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-24 23:10:25,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.89ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 63.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:25,700 INFO L158 Benchmark]: Boogie Preprocessor took 39.72ms. Allocated memory is still 100.7MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:25,701 INFO L158 Benchmark]: RCFGBuilder took 691.93ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 42.8MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:25,702 INFO L158 Benchmark]: CodeCheck took 17.41ms. Allocated memory is still 100.7MB. Free memory was 42.8MB in the beginning and 41.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:25,713 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 0.21ms. Allocated memory is still 69.2MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1173.43ms. Allocated memory is still 100.7MB. Free memory was 73.4MB in the beginning and 65.9MB in the end (delta: 7.5MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.89ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 63.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.72ms. Allocated memory is still 100.7MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 691.93ms. Allocated memory is still 100.7MB. Free memory was 61.2MB in the beginning and 42.8MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17.41ms. Allocated memory is still 100.7MB. Free memory was 42.8MB in the beginning and 41.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:10:25,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d1185ff-3758-48d8-b55b-3af74377cfe3/bin/ukojak-verify-afCqCEvfdi/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