./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:40:04,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:04,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:04,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:04,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:04,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:04,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:04,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:04,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:04,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:04,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:04,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:04,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:04,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:04,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:04,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:04,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:04,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:04,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:04,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:04,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:04,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:04,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:04,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:04,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:04,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:04,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:04,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:04,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:04,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:04,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:04,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:04,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:04,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:04,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:04,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:04,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:04,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:04,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:04,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:04,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:04,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:40:04,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:04,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:04,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:04,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:04,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:04,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:04,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:04,796 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:04,796 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:04,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:04,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:04,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:04,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:04,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:04,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:04,797 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:04,798 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:04,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:04,798 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:04,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:04,801 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:04,801 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:04,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:04,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:04,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:04,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:04,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:04,803 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:04,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:04,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:04,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-11-20 16:40:05,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:05,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:05,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:05,160 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:05,161 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:05,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 16:40:08,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:08,643 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:08,644 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 16:40:08,678 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data/3f023417a/5384805e69a24843b9a345b11352703b/FLAGa5ef4c641 [2022-11-20 16:40:08,696 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data/3f023417a/5384805e69a24843b9a345b11352703b [2022-11-20 16:40:08,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:08,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:08,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:08,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:08,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:08,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:08,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176adc3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08, skipping insertion in model container [2022-11-20 16:40:08,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:08,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:08,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:08,970 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:09,355 WARN L237 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_31680343-a3b4-4696-9936-51aa349e3f91/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 16:40:09,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:09,406 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:09,442 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:09,475 WARN L237 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_31680343-a3b4-4696-9936-51aa349e3f91/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 16:40:09,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:09,556 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:09,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09 WrapperNode [2022-11-20 16:40:09,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:09,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:09,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:09,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:09,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,610 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-11-20 16:40:09,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:09,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:09,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:09,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:09,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,664 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:09,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:09,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:09,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:09,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:09,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:09,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:09,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:40:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 16:40:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 16:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:40:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:09,798 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:40:09,996 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:09,998 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:10,277 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:10,284 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:10,285 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:40:10,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:10 BoogieIcfgContainer [2022-11-20 16:40:10,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:10,288 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:10,289 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:10,299 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:10,300 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:10" (1/1) ... [2022-11-20 16:40:10,301 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:40:10,306 INFO L158 Benchmark]: Toolchain (without parser) took 1604.01ms. Allocated memory is still 146.8MB. Free memory was 102.0MB in the beginning and 112.4MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:10,307 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:10,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.15ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 68.9MB in the end (delta: 32.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 16:40:10,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.51ms. Allocated memory is still 146.8MB. Free memory was 68.9MB in the beginning and 66.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:10,309 INFO L158 Benchmark]: Boogie Preprocessor took 58.07ms. Allocated memory is still 146.8MB. Free memory was 66.4MB in the beginning and 64.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:10,310 INFO L158 Benchmark]: RCFGBuilder took 618.01ms. Allocated memory is still 146.8MB. Free memory was 64.7MB in the beginning and 113.5MB in the end (delta: -48.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-11-20 16:40:10,311 INFO L158 Benchmark]: CodeCheck took 15.25ms. Allocated memory is still 146.8MB. Free memory was 113.4MB in the beginning and 112.5MB in the end (delta: 962.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:10,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.15ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 68.9MB in the end (delta: 32.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.51ms. Allocated memory is still 146.8MB. Free memory was 68.9MB in the beginning and 66.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.07ms. Allocated memory is still 146.8MB. Free memory was 66.4MB in the beginning and 64.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 618.01ms. Allocated memory is still 146.8MB. Free memory was 64.7MB in the beginning and 113.5MB in the end (delta: -48.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * CodeCheck took 15.25ms. Allocated memory is still 146.8MB. Free memory was 113.4MB in the beginning and 112.5MB in the end (delta: 962.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:10,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:40:12,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:12,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:12,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:12,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:12,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:12,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:12,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:12,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:12,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:12,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:12,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:12,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:12,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:12,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:12,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:12,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:12,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:12,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:12,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:12,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:12,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:12,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:12,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:12,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:12,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:12,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:12,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:12,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:12,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:12,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:12,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:12,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:12,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:12,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:12,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:12,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:12,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:12,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:12,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:12,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:12,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:40:13,031 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:13,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:13,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:13,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:13,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:13,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:13,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:13,037 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:13,038 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:13,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:13,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:13,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:13,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:13,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:13,040 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:40:13,040 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:40:13,040 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:13,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:40:13,041 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:13,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:13,041 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:13,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:13,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:13,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:13,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:13,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:13,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:13,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:13,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:13,043 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:40:13,043 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:40:13,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:13,044 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:40:13,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:40:13,044 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-11-20 16:40:13,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:13,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:13,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:13,513 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:13,514 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:13,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 16:40:16,762 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:17,113 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:17,113 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 16:40:17,137 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data/b5cd0dda2/1f1dc76f33d64b3bbe7a116bd4443888/FLAGa1519cc13 [2022-11-20 16:40:17,161 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/data/b5cd0dda2/1f1dc76f33d64b3bbe7a116bd4443888 [2022-11-20 16:40:17,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:17,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:17,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:17,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:17,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:17,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:17" (1/1) ... [2022-11-20 16:40:17,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608e43d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:17, skipping insertion in model container [2022-11-20 16:40:17,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:17" (1/1) ... [2022-11-20 16:40:17,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:17,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:17,499 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:17,873 WARN L237 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_31680343-a3b4-4696-9936-51aa349e3f91/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 16:40:17,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:17,925 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:17,954 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:17,988 WARN L237 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_31680343-a3b4-4696-9936-51aa349e3f91/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 16:40:18,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:18,157 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:18,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18 WrapperNode [2022-11-20 16:40:18,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:18,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:18,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:18,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:18,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,213 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2022-11-20 16:40:18,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:18,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:18,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:18,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:18,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,243 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:18,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:18,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:18,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:18,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:18,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:18,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:18,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:40:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:40:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:40:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 16:40:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 16:40:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:40:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:40:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:18,340 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:40:18,502 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:18,530 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:18,910 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:18,919 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:18,919 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:40:18,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:18 BoogieIcfgContainer [2022-11-20 16:40:18,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:18,923 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:18,923 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:18,933 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:18,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:18" (1/1) ... [2022-11-20 16:40:18,934 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:40:18,938 INFO L158 Benchmark]: Toolchain (without parser) took 1769.25ms. Allocated memory is still 109.1MB. Free memory was 84.3MB in the beginning and 55.9MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 16:40:18,939 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:18,939 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.17ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 78.9MB in the end (delta: 5.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2022-11-20 16:40:18,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.05ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 76.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:18,940 INFO L158 Benchmark]: Boogie Preprocessor took 34.32ms. Allocated memory is still 109.1MB. Free memory was 76.3MB in the beginning and 74.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:18,941 INFO L158 Benchmark]: RCFGBuilder took 672.79ms. Allocated memory is still 109.1MB. Free memory was 74.3MB in the beginning and 56.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 16:40:18,942 INFO L158 Benchmark]: CodeCheck took 13.99ms. Allocated memory is still 109.1MB. Free memory was 56.5MB in the beginning and 55.9MB in the end (delta: 572.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:18,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.17ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 78.9MB in the end (delta: 5.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.05ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 76.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.32ms. Allocated memory is still 109.1MB. Free memory was 76.3MB in the beginning and 74.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 672.79ms. Allocated memory is still 109.1MB. Free memory was 74.3MB in the beginning and 56.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.99ms. Allocated memory is still 109.1MB. Free memory was 56.5MB in the beginning and 55.9MB in the end (delta: 572.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:18,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31680343-a3b4-4696-9936-51aa349e3f91/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported