./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3 --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 ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:21:52,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:21:52,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:21:52,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:21:52,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:21:52,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:21:52,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:21:52,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:21:52,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:21:52,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:21:52,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:21:52,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:21:52,267 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:21:52,267 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:21:52,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:21:52,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:21:52,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:21:52,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:21:52,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:21:52,271 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:21:52,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:21:52,271 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:21:52,271 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:21:52,272 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:21:52,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:21:52,272 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:21:52,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:21:52,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:52,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:21:52,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:21:52,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:21:52,273 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:21:52,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:21:52,273 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3 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 -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2024-11-25 05:21:52,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:21:52,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:21:52,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:21:52,608 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:21:52,611 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:21:52,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread/singleton.i [2024-11-25 05:21:55,764 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/7f7deae36/6712bac31ff84001ab89210836140545/FLAG9baf98447 [2024-11-25 05:21:56,149 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:21:56,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/sv-benchmarks/c/pthread/singleton.i [2024-11-25 05:21:56,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/7f7deae36/6712bac31ff84001ab89210836140545/FLAG9baf98447 [2024-11-25 05:21:56,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/7f7deae36/6712bac31ff84001ab89210836140545 [2024-11-25 05:21:56,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:21:56,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:21:56,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:56,204 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:21:56,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:21:56,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:56" (1/1) ... [2024-11-25 05:21:56,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cc3fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:56, skipping insertion in model container [2024-11-25 05:21:56,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:56" (1/1) ... [2024-11-25 05:21:56,270 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:21:56,835 WARN L250 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_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2024-11-25 05:21:56,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:56,870 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:21:56,929 WARN L250 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_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2024-11-25 05:21:56,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:57,034 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:21:57,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57 WrapperNode [2024-11-25 05:21:57,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:57,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:57,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:21:57,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:21:57,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,096 INFO L138 Inliner]: procedures = 323, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2024-11-25 05:21:57,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:57,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:21:57,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:21:57,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:21:57,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,117 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:21:57,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:21:57,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:21:57,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:21:57,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:57,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:21:57,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:21:57,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:21:57,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:21:57,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:21:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:21:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2024-11-25 05:21:57,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2024-11-25 05:21:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 05:21:57,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 05:21:57,228 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 05:21:57,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 05:21:57,228 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 05:21:57,229 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 05:21:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:21:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:21:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:21:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:21:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:21:57,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:21:57,231 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 05:21:57,475 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:21:57,478 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:21:57,704 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:21:57,705 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:21:57,726 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:21:57,726 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:21:57,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:21:57 BoogieIcfgContainer [2024-11-25 05:21:57,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:21:57,727 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:21:57,727 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:21:57,741 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:21:57,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:21:57" (1/1) ... [2024-11-25 05:21:57,743 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:21:57,749 INFO L158 Benchmark]: Toolchain (without parser) took 1546.61ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 85.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2024-11-25 05:21:57,750 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:57,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 831.89ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 56.9MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:21:57,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.93ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 54.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:57,751 INFO L158 Benchmark]: Boogie Preprocessor took 29.16ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 53.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:57,752 INFO L158 Benchmark]: RCFGBuilder took 598.82ms. Allocated memory is still 117.4MB. Free memory was 53.7MB in the beginning and 86.3MB in the end (delta: -32.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-25 05:21:57,753 INFO L158 Benchmark]: CodeCheck took 20.00ms. Allocated memory is still 117.4MB. Free memory was 86.3MB in the beginning and 85.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:57,756 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 831.89ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 56.9MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.93ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 54.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.16ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 53.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 598.82ms. Allocated memory is still 117.4MB. Free memory was 53.7MB in the beginning and 86.3MB in the end (delta: -32.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 20.00ms. Allocated memory is still 117.4MB. Free memory was 86.3MB in the beginning and 85.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:21:57,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3 --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 ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:22:01,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:22:01,375 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:22:01,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:22:01,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:22:01,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:22:01,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:22:01,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:22:01,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:22:01,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:22:01,444 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:22:01,444 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:22:01,445 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:22:01,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:22:01,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:22:01,447 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:22:01,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:22:01,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:22:01,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:22:01,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:22:01,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:22:01,447 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:22:01,448 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:22:01,448 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:22:01,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3 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 -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2024-11-25 05:22:01,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:22:01,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:22:01,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:22:01,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:22:01,913 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:22:01,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread/singleton.i [2024-11-25 05:22:05,178 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/efc720070/3c4398c9372c47c5a0e42323ae228dc0/FLAGcaa2f502c [2024-11-25 05:22:05,648 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:22:05,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/sv-benchmarks/c/pthread/singleton.i [2024-11-25 05:22:05,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/efc720070/3c4398c9372c47c5a0e42323ae228dc0/FLAGcaa2f502c [2024-11-25 05:22:05,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/data/efc720070/3c4398c9372c47c5a0e42323ae228dc0 [2024-11-25 05:22:05,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:22:05,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:22:05,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:22:05,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:22:05,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:22:05,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:22:05" (1/1) ... [2024-11-25 05:22:05,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3082b9f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:05, skipping insertion in model container [2024-11-25 05:22:05,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:22:05" (1/1) ... [2024-11-25 05:22:05,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:22:06,401 WARN L250 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_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2024-11-25 05:22:06,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:22:06,441 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:22:06,507 WARN L250 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_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2024-11-25 05:22:06,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:22:06,619 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:22:06,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06 WrapperNode [2024-11-25 05:22:06,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:22:06,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:22:06,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:22:06,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:22:06,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,673 INFO L138 Inliner]: procedures = 324, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-25 05:22:06,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:22:06,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:22:06,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:22:06,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:22:06,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,697 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:22:06,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:22:06,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:22:06,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:22:06,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:22:06" (1/1) ... [2024-11-25 05:22:06,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:22:06,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:22:06,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:22:06,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:22:06,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-25 05:22:06,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:22:06,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-25 05:22:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:22:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:22:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2024-11-25 05:22:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2024-11-25 05:22:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 05:22:06,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 05:22:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 05:22:06,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 05:22:06,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 05:22:06,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 05:22:06,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:22:06,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:22:06,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:22:06,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:22:06,802 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 05:22:06,970 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:22:06,972 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:22:07,239 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:22:07,239 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:22:07,271 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:22:07,271 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:22:07,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:22:07 BoogieIcfgContainer [2024-11-25 05:22:07,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:22:07,273 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:22:07,274 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:22:07,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:22:07,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:22:07" (1/1) ... [2024-11-25 05:22:07,297 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:22:07,306 INFO L158 Benchmark]: Toolchain (without parser) took 1591.38ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 38.1MB in the end (delta: 53.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 05:22:07,306 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:22:07,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.82ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 57.9MB in the end (delta: 33.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:22:07,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.12ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 55.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:22:07,308 INFO L158 Benchmark]: Boogie Preprocessor took 33.39ms. Allocated memory is still 117.4MB. Free memory was 55.6MB in the beginning and 54.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:22:07,311 INFO L158 Benchmark]: RCFGBuilder took 563.21ms. Allocated memory is still 117.4MB. Free memory was 53.9MB in the beginning and 39.3MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:22:07,312 INFO L158 Benchmark]: CodeCheck took 29.94ms. Allocated memory is still 117.4MB. Free memory was 39.3MB in the beginning and 38.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:22:07,356 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.82ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 57.9MB in the end (delta: 33.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.12ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 55.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.39ms. Allocated memory is still 117.4MB. Free memory was 55.6MB in the beginning and 54.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 563.21ms. Allocated memory is still 117.4MB. Free memory was 53.9MB in the beginning and 39.3MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 29.94ms. Allocated memory is still 117.4MB. Free memory was 39.3MB in the beginning and 38.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:22:07,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebe64d3b-2a5f-4be7-9c50-6ae926c8efdf/bin/ukojak-verify-ENZ3QT5qd3/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported