./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:34,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:34,600 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:54:34,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:54:34,617 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:54:34,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:34,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:34,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:34,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:34,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:34,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:34,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:34,655 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:34,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:54:34,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:34,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:34,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:34,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:34,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:34,659 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:34,660 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:34,660 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:34,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:34,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:34,662 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:34,663 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:34,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:34,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:34,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:34,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:34,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:34,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:34,667 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:54:34,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:54:34,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:34,668 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_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-21 18:54:35,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:35,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:35,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:35,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:35,071 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:35,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:54:38,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:38,604 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:38,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:54:38,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data/e096ec504/e584dd8ebd31492b99b5e3a9f97c40c3/FLAGca3ec3673 [2023-11-21 18:54:38,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data/e096ec504/e584dd8ebd31492b99b5e3a9f97c40c3 [2023-11-21 18:54:38,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:38,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:38,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:38,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:38,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:38,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:38" (1/1) ... [2023-11-21 18:54:38,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@90532fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:38, skipping insertion in model container [2023-11-21 18:54:38,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:38" (1/1) ... [2023-11-21 18:54:38,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:39,030 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:54:39,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:39,505 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:39,545 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:54:39,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:39,677 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:39,677 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:39,677 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:39,687 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:39,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39 WrapperNode [2023-11-21 18:54:39,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:39,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:39,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:39,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:39,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,771 INFO L138 Inliner]: procedures = 325, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2023-11-21 18:54:39,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:39,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:39,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:39,774 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:39,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,804 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,814 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:39,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:39,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:39,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:39,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:39" (1/1) ... [2023-11-21 18:54:39,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:39,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:39,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:39,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:54:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:54:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:54:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-21 18:54:39,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-21 18:54:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:54:39,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:54:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:54:39,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:54:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:54:39,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:54:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:54:39,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:54:39,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:39,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:54:39,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:39,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:39,980 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:54:40,176 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:40,178 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:40,430 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:40,454 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:40,455 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:54:40,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:40 BoogieIcfgContainer [2023-11-21 18:54:40,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:40,457 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:40,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:40,470 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:40,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:40" (1/1) ... [2023-11-21 18:54:40,472 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) [2023-11-21 18:54:40,487 INFO L158 Benchmark]: Toolchain (without parser) took 1831.02ms. Allocated memory is still 138.4MB. Free memory was 102.2MB in the beginning and 92.9MB in the end (delta: 9.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-11-21 18:54:40,488 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:40,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1027.27ms. Allocated memory is still 138.4MB. Free memory was 101.6MB in the beginning and 68.0MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 18:54:40,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.79ms. Allocated memory is still 138.4MB. Free memory was 68.0MB in the beginning and 66.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:40,491 INFO L158 Benchmark]: Boogie Preprocessor took 71.22ms. Allocated memory is still 138.4MB. Free memory was 66.0MB in the beginning and 64.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:40,492 INFO L158 Benchmark]: RCFGBuilder took 611.31ms. Allocated memory is still 138.4MB. Free memory was 63.9MB in the beginning and 93.7MB in the end (delta: -29.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-11-21 18:54:40,493 INFO L158 Benchmark]: CodeCheck took 27.71ms. Allocated memory is still 138.4MB. Free memory was 93.7MB in the beginning and 92.9MB in the end (delta: 768.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:40,502 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 0.30ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1027.27ms. Allocated memory is still 138.4MB. Free memory was 101.6MB in the beginning and 68.0MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.79ms. Allocated memory is still 138.4MB. Free memory was 68.0MB in the beginning and 66.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.22ms. Allocated memory is still 138.4MB. Free memory was 66.0MB in the beginning and 64.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.31ms. Allocated memory is still 138.4MB. Free memory was 63.9MB in the beginning and 93.7MB in the end (delta: -29.8MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * CodeCheck took 27.71ms. Allocated memory is still 138.4MB. Free memory was 93.7MB in the beginning and 92.9MB in the end (delta: 768.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:40,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:43,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:43,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:54:43,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:43,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:43,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:43,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:43,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:43,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:43,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:43,564 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:43,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:43,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:43,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:43,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:43,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:43,569 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:54:43,569 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:54:43,570 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:43,571 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:54:43,572 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:43,573 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:43,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:43,574 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:43,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:43,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:43,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:43,576 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:43,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:43,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:43,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:43,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:43,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:43,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:43,580 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:54:43,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:43,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:43,581 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:54:43,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:43,583 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_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-21 18:54:44,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:44,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:44,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:44,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:44,092 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:44,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:54:47,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:47,768 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:47,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:54:47,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data/c95d79039/a934894cedb8430b8a5fc8bc608ba5de/FLAGf279948cd [2023-11-21 18:54:47,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/data/c95d79039/a934894cedb8430b8a5fc8bc608ba5de [2023-11-21 18:54:47,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:47,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:47,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:47,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:47,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:47,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:47" (1/1) ... [2023-11-21 18:54:47,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@193ef26a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:47, skipping insertion in model container [2023-11-21 18:54:47,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:47" (1/1) ... [2023-11-21 18:54:47,903 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:48,234 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:54:48,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:48,895 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:48,948 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:54:48,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:49,114 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:49,114 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:49,114 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:49,123 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:49,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49 WrapperNode [2023-11-21 18:54:49,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:49,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:49,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:49,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:49,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,227 INFO L138 Inliner]: procedures = 328, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-21 18:54:49,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:49,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:49,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:49,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:49,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,306 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:49,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:49,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:49,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:49,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:49,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:49,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:49,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-21 18:54:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:54:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:54:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-21 18:54:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:54:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:54:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:54:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-21 18:54:49,405 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-21 18:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:54:49,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:54:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:54:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:54:49,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:54:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:54:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:49,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:49,440 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:54:49,665 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:49,668 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:49,909 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:49,928 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:49,929 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:54:49,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:49 BoogieIcfgContainer [2023-11-21 18:54:49,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:49,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:49,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:49,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:49,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:49" (1/1) ... [2023-11-21 18:54:49,943 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) [2023-11-21 18:54:49,949 INFO L158 Benchmark]: Toolchain (without parser) took 2118.20ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 54.5MB in the beginning and 62.6MB in the end (delta: -8.1MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-21 18:54:49,949 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:49,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1294.48ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 54.3MB in the beginning and 60.5MB in the end (delta: -6.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-11-21 18:54:49,951 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.60ms. Allocated memory is still 102.8MB. Free memory was 60.1MB in the beginning and 58.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:49,952 INFO L158 Benchmark]: Boogie Preprocessor took 77.88ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 55.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:49,953 INFO L158 Benchmark]: RCFGBuilder took 623.93ms. Allocated memory is still 102.8MB. Free memory was 55.5MB in the beginning and 63.6MB in the end (delta: -8.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-21 18:54:49,954 INFO L158 Benchmark]: CodeCheck took 14.92ms. Allocated memory is still 102.8MB. Free memory was 63.6MB in the beginning and 62.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:49,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1294.48ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 54.3MB in the beginning and 60.5MB in the end (delta: -6.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.60ms. Allocated memory is still 102.8MB. Free memory was 60.1MB in the beginning and 58.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.88ms. Allocated memory is still 102.8MB. Free memory was 57.6MB in the beginning and 55.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.93ms. Allocated memory is still 102.8MB. Free memory was 55.5MB in the beginning and 63.6MB in the end (delta: -8.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * CodeCheck took 14.92ms. Allocated memory is still 102.8MB. Free memory was 63.6MB in the beginning and 62.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:50,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6734b9fb-03f2-40cd-a5bb-f1468d90b0b3/bin/ukojak-verify-i0I2FZA1j2/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