./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- [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 17:12:11,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:11,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:11,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:11,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:11,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:11,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:11,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:11,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:11,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:11,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:11,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:11,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:11,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:11,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:11,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:11,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:11,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:11,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:11,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:11,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:11,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:11,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:11,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:11,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:11,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:11,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:11,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:11,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:11,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:11,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:11,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:11,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:11,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:11,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:11,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:11,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:11,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:11,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:11,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:11,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:11,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:12:11,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:11,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:11,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:11,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:11,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:11,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:11,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:11,678 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:12:11,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:12:11,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:12:11,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:11,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:11,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:11,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:11,680 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:12:11,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:11,681 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:11,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:11,681 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:11,681 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:11,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:11,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:11,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:11,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:11,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:11,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:12:11,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:12:11,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:11,683 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-11-20 17:12:11,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:12,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:12,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:12,012 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:12,013 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:12,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:12:14,983 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:15,312 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:15,313 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:12:15,328 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data/b19fe7d23/ab1f96f943c8439eb628fa9b3d5d9bde/FLAGcde30b656 [2022-11-20 17:12:15,342 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data/b19fe7d23/ab1f96f943c8439eb628fa9b3d5d9bde [2022-11-20 17:12:15,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:15,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:15,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:15,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:15,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:15,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:15" (1/1) ... [2022-11-20 17:12:15,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a739164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:15, skipping insertion in model container [2022-11-20 17:12:15,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:15" (1/1) ... [2022-11-20 17:12:15,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:15,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:15,609 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:15,904 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:12:15,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:15,935 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:15,951 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:15,978 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:12:16,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:16,074 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:16,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16 WrapperNode [2022-11-20 17:12:16,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:16,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:16,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:16,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:16,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,121 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-11-20 17:12:16,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:16,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:16,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:16,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:16,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,148 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:16,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:16,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:16,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:16,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:16,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:16,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:16,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:16,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:12:16,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:12:16,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:12:16,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:12:16,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:12:16,232 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 17:12:16,232 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 17:12:16,232 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:12:16,232 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:12:16,232 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:12:16,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:12:16,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:12:16,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:12:16,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:12:16,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:12:16,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:12:16,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:12:16,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:16,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:16,236 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 17:12:16,382 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:16,385 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:16,661 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:16,668 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:16,668 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:12:16,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:16 BoogieIcfgContainer [2022-11-20 17:12:16,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:16,672 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:16,672 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:16,682 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:16,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:16" (1/1) ... [2022-11-20 17:12:16,683 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 17:12:16,687 INFO L158 Benchmark]: Toolchain (without parser) took 1340.12ms. Allocated memory is still 192.9MB. Free memory was 157.1MB in the beginning and 102.6MB in the end (delta: 54.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-20 17:12:16,687 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:16,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.65ms. Allocated memory is still 192.9MB. Free memory was 157.1MB in the beginning and 124.3MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 17:12:16,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.02ms. Allocated memory is still 192.9MB. Free memory was 124.3MB in the beginning and 121.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:16,700 INFO L158 Benchmark]: Boogie Preprocessor took 30.74ms. Allocated memory is still 192.9MB. Free memory was 121.5MB in the beginning and 120.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:16,701 INFO L158 Benchmark]: RCFGBuilder took 517.30ms. Allocated memory is still 192.9MB. Free memory was 120.1MB in the beginning and 103.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:12:16,701 INFO L158 Benchmark]: CodeCheck took 13.57ms. Allocated memory is still 192.9MB. Free memory was 103.3MB in the beginning and 102.6MB in the end (delta: 708.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:16,704 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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.65ms. Allocated memory is still 192.9MB. Free memory was 157.1MB in the beginning and 124.3MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.02ms. Allocated memory is still 192.9MB. Free memory was 124.3MB in the beginning and 121.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.74ms. Allocated memory is still 192.9MB. Free memory was 121.5MB in the beginning and 120.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 517.30ms. Allocated memory is still 192.9MB. Free memory was 120.1MB in the beginning and 103.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.57ms. Allocated memory is still 192.9MB. Free memory was 103.3MB in the beginning and 102.6MB in the end (delta: 708.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:12:16,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- [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 17:12:19,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:19,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:19,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:19,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:19,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:19,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:19,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:19,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:19,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:19,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:19,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:19,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:19,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:19,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:19,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:19,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:19,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:19,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:19,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:19,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:19,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:19,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:19,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:19,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:19,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:19,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:19,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:19,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:19,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:19,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:19,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:19,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:19,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:19,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:19,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:19,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:19,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:19,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:19,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:19,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:19,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-20 17:12:19,390 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:19,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:19,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:19,392 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:19,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:19,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:19,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:19,394 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:12:19,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:12:19,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:19,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:19,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:19,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:19,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:12:19,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:12:19,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:12:19,396 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:12:19,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:19,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:19,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:19,397 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:19,397 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:19,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:19,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:19,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:19,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:19,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:19,398 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:12:19,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:12:19,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:19,399 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:12:19,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:12:19,399 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-11-20 17:12:19,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:19,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:19,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:19,826 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:19,827 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:19,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:12:23,018 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:23,406 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:23,411 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:12:23,437 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data/0b1334ebd/397a6e45e863430d9d18623ad31bec87/FLAG76f05296b [2022-11-20 17:12:23,449 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/data/0b1334ebd/397a6e45e863430d9d18623ad31bec87 [2022-11-20 17:12:23,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:23,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:23,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:23,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:23,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:23,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:23" (1/1) ... [2022-11-20 17:12:23,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a228f00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:23, skipping insertion in model container [2022-11-20 17:12:23,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:23" (1/1) ... [2022-11-20 17:12:23,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:23,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:23,755 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:24,074 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:12:24,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:24,124 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:24,139 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:12:24,198 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_7ef58c70-bf3b-4356-b95c-321f39cae6cc/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:12:24,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:24,308 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:24,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24 WrapperNode [2022-11-20 17:12:24,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:24,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:24,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:24,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:24,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,361 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2022-11-20 17:12:24,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:24,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:24,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:24,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:24,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,391 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:24,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:24,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:24,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:24,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:24,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:24,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:24,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:24,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 17:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 17:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 17:12:24,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 17:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:12:24,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:12:24,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:12:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:12:24,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:12:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:12:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:12:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:24,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:24,480 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 17:12:24,645 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:24,647 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:24,971 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:24,979 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:24,979 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:12:24,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:24 BoogieIcfgContainer [2022-11-20 17:12:24,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:24,982 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:24,982 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:24,991 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:24,992 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:24" (1/1) ... [2022-11-20 17:12:24,992 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 17:12:24,997 INFO L158 Benchmark]: Toolchain (without parser) took 1542.49ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 49.4MB in the beginning and 62.7MB in the end (delta: -13.3MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2022-11-20 17:12:24,997 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:24,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.97ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 49.2MB in the beginning and 57.9MB in the end (delta: -8.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-20 17:12:24,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.13ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 55.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:24,999 INFO L158 Benchmark]: Boogie Preprocessor took 34.91ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:24,999 INFO L158 Benchmark]: RCFGBuilder took 584.09ms. Allocated memory is still 98.6MB. Free memory was 53.1MB in the beginning and 63.7MB in the end (delta: -10.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-11-20 17:12:25,000 INFO L158 Benchmark]: CodeCheck took 12.69ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 977.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:25,003 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 0.26ms. Allocated memory is still 73.4MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.97ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 49.2MB in the beginning and 57.9MB in the end (delta: -8.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.13ms. Allocated memory is still 98.6MB. Free memory was 57.9MB in the beginning and 55.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.91ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 584.09ms. Allocated memory is still 98.6MB. Free memory was 53.1MB in the beginning and 63.7MB in the end (delta: -10.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * CodeCheck took 12.69ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 977.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:12:25,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef58c70-bf3b-4356-b95c-321f39cae6cc/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