./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/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_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 17:14:48,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:14:48,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:14:48,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:14:48,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:14:48,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:14:48,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:14:48,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:14:48,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:14:48,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:14:48,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:14:48,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:14:48,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:14:48,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:14:48,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:14:48,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:14:48,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:14:48,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:14:48,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:14:48,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:14:48,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:14:48,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:14:48,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:14:48,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:14:48,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:14:48,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:14:48,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:14:48,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:14:48,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:14:48,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:14:48,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:14:48,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:14:48,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:14:48,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:14:48,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:14:48,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:14:48,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:14:48,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:14:48,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:14:48,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:14:48,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:14:48,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:14:48,951 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:14:48,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:14:48,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:14:48,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:14:48,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:14:48,955 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:14:48,956 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:14:48,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:14:48,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:14:48,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:14:48,957 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:14:48,957 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:14:48,958 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:14:48,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:14:48,958 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:14:48,958 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:14:48,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:14:48,959 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:14:48,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:14:48,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:14:48,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:14:48,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:14:48,960 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:14:48,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:14:48,960 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_3b359c06-5f32-4169-8b7d-e996d8836252/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-11-20 17:14:49,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:14:49,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:14:49,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:14:49,297 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:14:49,297 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:14:49,299 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:14:52,355 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:14:52,699 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:14:52,699 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:14:52,723 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data/58782a87d/2f295f4b64e84ea998afa6837ac4a56e/FLAG981ec9b5b [2022-11-20 17:14:52,738 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data/58782a87d/2f295f4b64e84ea998afa6837ac4a56e [2022-11-20 17:14:52,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:14:52,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:14:52,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:14:52,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:14:52,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:14:52,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:14:52" (1/1) ... [2022-11-20 17:14:52,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34885059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:52, skipping insertion in model container [2022-11-20 17:14:52,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:14:52" (1/1) ... [2022-11-20 17:14:52,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:14:52,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:14:53,056 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:14:53,487 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_3b359c06-5f32-4169-8b7d-e996d8836252/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:14:53,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:14:53,544 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:14:53,572 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:14:53,613 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_3b359c06-5f32-4169-8b7d-e996d8836252/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:14:53,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:14:53,693 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:14:53,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53 WrapperNode [2022-11-20 17:14:53,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:14:53,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:14:53,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:14:53,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:14:53,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,745 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-11-20 17:14:53,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:14:53,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:14:53,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:14:53,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:14:53,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,776 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:14:53,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:14:53,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:14:53,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:14:53,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:53" (1/1) ... [2022-11-20 17:14:53,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:14:53,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:14:53,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:14:53,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:14:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:14:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:14:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:14:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:14:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:14:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 17:14:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 17:14:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:14:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:14:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:14:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:14:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:14:53,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:14:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:14:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:14:53,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:14:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:14:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:14:53,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:14:53,879 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 17:14:54,100 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:14:54,102 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:14:54,539 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:14:54,552 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:14:54,552 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:14:54,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:14:54 BoogieIcfgContainer [2022-11-20 17:14:54,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:14:54,556 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:14:54,557 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:14:54,567 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:14:54,567 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:14:54" (1/1) ... [2022-11-20 17:14:54,568 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 17:14:54,579 INFO L158 Benchmark]: Toolchain (without parser) took 1835.59ms. Allocated memory is still 146.8MB. Free memory was 109.4MB in the beginning and 113.3MB in the end (delta: -3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:14:54,579 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 146.8MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:14:54,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 949.94ms. Allocated memory is still 146.8MB. Free memory was 108.9MB in the beginning and 75.8MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 17:14:54,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.17ms. Allocated memory is still 146.8MB. Free memory was 75.8MB in the beginning and 73.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:14:54,581 INFO L158 Benchmark]: Boogie Preprocessor took 34.53ms. Allocated memory is still 146.8MB. Free memory was 73.7MB in the beginning and 71.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:14:54,582 INFO L158 Benchmark]: RCFGBuilder took 773.94ms. Allocated memory is still 146.8MB. Free memory was 71.8MB in the beginning and 114.4MB in the end (delta: -42.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-20 17:14:54,583 INFO L158 Benchmark]: CodeCheck took 20.89ms. Allocated memory is still 146.8MB. Free memory was 114.3MB in the beginning and 113.3MB in the end (delta: 965.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:14:54,617 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 0.70ms. Allocated memory is still 146.8MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 949.94ms. Allocated memory is still 146.8MB. Free memory was 108.9MB in the beginning and 75.8MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.17ms. Allocated memory is still 146.8MB. Free memory was 75.8MB in the beginning and 73.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.53ms. Allocated memory is still 146.8MB. Free memory was 73.7MB in the beginning and 71.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 773.94ms. Allocated memory is still 146.8MB. Free memory was 71.8MB in the beginning and 114.4MB in the end (delta: -42.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * CodeCheck took 20.89ms. Allocated memory is still 146.8MB. Free memory was 114.3MB in the beginning and 113.3MB in the end (delta: 965.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:14:54,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/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_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/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_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 17:14:57,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:14:57,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:14:57,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:14:57,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:14:57,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:14:57,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:14:57,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:14:57,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:14:57,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:14:57,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:14:57,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:14:57,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:14:57,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:14:57,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:14:57,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:14:57,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:14:57,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:14:57,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:14:57,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:14:57,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:14:57,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:14:57,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:14:57,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:14:57,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:14:57,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:14:57,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:14:57,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:14:57,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:14:57,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:14:57,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:14:57,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:14:57,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:14:57,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:14:57,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:14:57,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:14:57,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:14:57,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:14:57,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:14:57,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:14:57,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:14:57,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 17:14:57,304 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:14:57,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:14:57,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:14:57,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:14:57,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:14:57,307 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:14:57,307 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:14:57,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:14:57,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:14:57,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:14:57,308 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:14:57,308 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:14:57,309 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:14:57,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:14:57,309 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:14:57,309 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:14:57,310 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:14:57,310 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:14:57,313 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:14:57,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:14:57,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:14:57,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:14:57,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:14:57,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:14:57,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:14:57,318 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:14:57,318 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:14:57,319 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:14:57,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:14:57,320 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_3b359c06-5f32-4169-8b7d-e996d8836252/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-11-20 17:14:57,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:14:57,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:14:57,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:14:57,822 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:14:57,824 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:14:57,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:15:00,838 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:15:01,179 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:15:01,180 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-11-20 17:15:01,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data/853f4c7ca/4cc2d48d46544268a128ca0999e3ca30/FLAG2c4af54ea [2022-11-20 17:15:01,219 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/data/853f4c7ca/4cc2d48d46544268a128ca0999e3ca30 [2022-11-20 17:15:01,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:15:01,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:15:01,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:01,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:15:01,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:15:01,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:01" (1/1) ... [2022-11-20 17:15:01,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ca77d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:01, skipping insertion in model container [2022-11-20 17:15:01,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:01" (1/1) ... [2022-11-20 17:15:01,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:15:01,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:15:01,523 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:15:01,879 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_3b359c06-5f32-4169-8b7d-e996d8836252/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:15:01,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:01,914 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:15:01,931 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:15:01,954 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_3b359c06-5f32-4169-8b7d-e996d8836252/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-11-20 17:15:01,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:02,060 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:15:02,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02 WrapperNode [2022-11-20 17:15:02,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:02,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:02,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:15:02,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:15:02,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,125 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2022-11-20 17:15:02,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:02,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:15:02,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:15:02,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:15:02,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,157 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:15:02,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:15:02,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:15:02,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:15:02,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:02" (1/1) ... [2022-11-20 17:15:02,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:02,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:15:02,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:15:02,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:15:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 17:15:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:15:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:15:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:15:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 17:15:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:15:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:15:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:15:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:15:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 17:15:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 17:15:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:15:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:15:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:15:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:15:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:15:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:15:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:15:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:15:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:15:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:15:02,277 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 17:15:02,540 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:15:02,552 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:15:03,007 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:15:03,015 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:15:03,016 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:15:03,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:03 BoogieIcfgContainer [2022-11-20 17:15:03,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:15:03,019 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:15:03,020 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:15:03,030 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:15:03,031 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:03" (1/1) ... [2022-11-20 17:15:03,031 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 17:15:03,036 INFO L158 Benchmark]: Toolchain (without parser) took 1808.30ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.7MB in the beginning and 47.4MB in the end (delta: -2.6MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-20 17:15:03,037 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:15:03,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 830.64ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.6MB in the beginning and 48.4MB in the end (delta: -3.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-20 17:15:03,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.33ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:03,039 INFO L158 Benchmark]: Boogie Preprocessor took 36.07ms. Allocated memory is still 92.3MB. Free memory was 45.9MB in the beginning and 44.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:03,040 INFO L158 Benchmark]: RCFGBuilder took 855.87ms. Allocated memory is still 92.3MB. Free memory was 44.2MB in the beginning and 48.5MB in the end (delta: -4.3MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-11-20 17:15:03,040 INFO L158 Benchmark]: CodeCheck took 14.97ms. Allocated memory is still 92.3MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:03,044 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 0.36ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 830.64ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.6MB in the beginning and 48.4MB in the end (delta: -3.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.33ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.07ms. Allocated memory is still 92.3MB. Free memory was 45.9MB in the beginning and 44.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 855.87ms. Allocated memory is still 92.3MB. Free memory was 44.2MB in the beginning and 48.5MB in the end (delta: -4.3MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * CodeCheck took 14.97ms. Allocated memory is still 92.3MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.1MB). 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 17:15:03,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b359c06-5f32-4169-8b7d-e996d8836252/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