./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:49:50,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:50,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:50,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:50,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:50,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:50,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:50,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:50,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:50,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:50,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:50,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:50,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:50,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:50,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:50,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:50,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:50,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:50,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:50,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:50,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:50,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:50,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:50,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:50,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:50,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:50,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:50,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:50,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:50,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:50,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:50,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:50,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:50,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:50,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:50,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:50,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:50,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:50,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:50,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:50,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:50,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:50,970 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:50,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:50,971 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:50,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:50,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:50,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:50,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:50,973 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:50,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:50,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:50,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:50,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:50,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:50,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:50,974 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:50,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:50,974 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:50,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:50,975 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:50,975 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:50,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:50,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:50,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:50,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:50,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:50,984 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:50,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:50,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:50,984 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_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-10-17 16:49:51,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:51,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:51,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:51,263 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:51,264 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:51,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-10-17 16:49:51,339 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/7037c78d3/26b2593b67294731ba097a5b533562bc/FLAG8a2c93fe2 [2022-10-17 16:49:51,941 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:51,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-10-17 16:49:51,972 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/7037c78d3/26b2593b67294731ba097a5b533562bc/FLAG8a2c93fe2 [2022-10-17 16:49:52,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/7037c78d3/26b2593b67294731ba097a5b533562bc [2022-10-17 16:49:52,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:52,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:52,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:52,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:52,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:52,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:52" (1/1) ... [2022-10-17 16:49:52,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2298802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:52, skipping insertion in model container [2022-10-17 16:49:52,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:52" (1/1) ... [2022-10-17 16:49:52,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:52,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:52,555 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:49:52,937 WARN L230 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_6a6cc11b-a378-46ab-9b42-a3bb619253f6/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-10-17 16:49:52,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:52,999 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:53,028 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:49:53,047 WARN L230 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_6a6cc11b-a378-46ab-9b42-a3bb619253f6/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-10-17 16:49:53,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:53,168 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:53,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53 WrapperNode [2022-10-17 16:49:53,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:53,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:53,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:53,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:53,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,224 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2022-10-17 16:49:53,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:53,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:53,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:53,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:53,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,250 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:53,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:53,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:53,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:53,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:53,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:53,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:53,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:49:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:49:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:49:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-10-17 16:49:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-10-17 16:49:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:49:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:49:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:49:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:49:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:49:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:49:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:49:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:49:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:53,337 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:49:53,543 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:53,546 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:53,901 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:53,910 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:53,910 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:49:53,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:53 BoogieIcfgContainer [2022-10-17 16:49:53,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:53,914 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:53,914 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:53,922 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:53,922 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:53" (1/1) ... [2022-10-17 16:49:53,923 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) [2022-10-17 16:49:53,927 INFO L158 Benchmark]: Toolchain (without parser) took 1742.26ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 73.3MB in the beginning and 83.2MB in the end (delta: -10.0MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-10-17 16:49:53,928 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 69.2MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:53,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.04ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 48.2MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:53,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.60ms. Allocated memory is still 96.5MB. Free memory was 47.9MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:53,931 INFO L158 Benchmark]: Boogie Preprocessor took 31.38ms. Allocated memory is still 96.5MB. Free memory was 45.5MB in the beginning and 44.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:53,932 INFO L158 Benchmark]: RCFGBuilder took 656.48ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 44.0MB in the beginning and 84.3MB in the end (delta: -40.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-10-17 16:49:53,933 INFO L158 Benchmark]: CodeCheck took 11.71ms. Allocated memory is still 117.4MB. Free memory was 84.3MB in the beginning and 83.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:53,938 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 0.35ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 69.2MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.04ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 48.2MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.60ms. Allocated memory is still 96.5MB. Free memory was 47.9MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.38ms. Allocated memory is still 96.5MB. Free memory was 45.5MB in the beginning and 44.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 656.48ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 44.0MB in the beginning and 84.3MB in the end (delta: -40.2MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 11.71ms. Allocated memory is still 117.4MB. Free memory was 84.3MB in the beginning and 83.2MB 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. [2022-10-17 16:49:53,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:49:56,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:56,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:56,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:56,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:56,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:56,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:56,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:56,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:56,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:56,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:56,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:56,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:56,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:56,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:56,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:56,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:56,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:56,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:56,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:56,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:56,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:56,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:56,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:56,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:56,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:56,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:56,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:56,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:56,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:56,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:56,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:56,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:56,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:56,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:56,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:56,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:56,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:56,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:56,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:56,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:56,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:49:56,698 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:56,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:56,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:56,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:56,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:56,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:56,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:56,703 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:56,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:56,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:56,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:56,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:56,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:56,706 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:49:56,706 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:49:56,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:49:56,706 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:56,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:56,707 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:56,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:56,707 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:56,707 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:56,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:56,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:56,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:56,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:56,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:56,709 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:49:56,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:49:56,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:56,709 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:49:56,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:49:56,710 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_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2022-10-17 16:49:57,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:57,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:57,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:57,185 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:57,186 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:57,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-10-17 16:49:57,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/641182a5b/4739aded413547e48ef8fe9edd501054/FLAG419fd88a5 [2022-10-17 16:49:57,987 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:57,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2022-10-17 16:49:58,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/641182a5b/4739aded413547e48ef8fe9edd501054/FLAG419fd88a5 [2022-10-17 16:49:58,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/data/641182a5b/4739aded413547e48ef8fe9edd501054 [2022-10-17 16:49:58,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:58,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:58,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:58,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:58,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:58,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:58,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b7082c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58, skipping insertion in model container [2022-10-17 16:49:58,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:58,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:58,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:58,552 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:49:58,796 WARN L230 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_6a6cc11b-a378-46ab-9b42-a3bb619253f6/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-10-17 16:49:58,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:58,832 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:58,849 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:49:58,873 WARN L230 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_6a6cc11b-a378-46ab-9b42-a3bb619253f6/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2022-10-17 16:49:58,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:58,999 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:58,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58 WrapperNode [2022-10-17 16:49:58,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:59,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:59,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:59,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:59,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,057 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2022-10-17 16:49:59,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:59,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:59,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:59,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:59,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,092 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:59,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:59,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:59,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:59,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:58" (1/1) ... [2022-10-17 16:49:59,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:59,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:59,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:59,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 16:49:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:49:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:49:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-10-17 16:49:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:49:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:49:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:49:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-10-17 16:49:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-10-17 16:49:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:49:59,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:49:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:49:59,193 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:49:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:49:59,193 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:49:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:49:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:59,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:59,196 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:49:59,430 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:59,433 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:59,893 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:59,903 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:59,905 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:49:59,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:59 BoogieIcfgContainer [2022-10-17 16:49:59,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:59,911 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:59,911 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:59,922 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:59,923 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:59" (1/1) ... [2022-10-17 16:49:59,925 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) [2022-10-17 16:49:59,933 INFO L158 Benchmark]: Toolchain (without parser) took 1712.40ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 31.1MB in the beginning and 38.7MB in the end (delta: -7.7MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:59,935 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:59,938 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.91ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 30.8MB in the beginning and 43.0MB in the end (delta: -12.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-10-17 16:49:59,939 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.89ms. Allocated memory is still 71.3MB. Free memory was 42.9MB in the beginning and 40.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:49:59,940 INFO L158 Benchmark]: Boogie Preprocessor took 41.14ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:59,941 INFO L158 Benchmark]: RCFGBuilder took 809.67ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 39.5MB in the end (delta: -1.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:49:59,942 INFO L158 Benchmark]: CodeCheck took 18.51ms. Allocated memory is still 71.3MB. Free memory was 39.5MB in the beginning and 38.7MB in the end (delta: 749.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:59,953 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 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.91ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 30.8MB in the beginning and 43.0MB in the end (delta: -12.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.89ms. Allocated memory is still 71.3MB. Free memory was 42.9MB in the beginning and 40.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.14ms. Allocated memory is still 71.3MB. Free memory was 40.2MB in the beginning and 38.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 809.67ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 39.5MB in the end (delta: -1.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 18.51ms. Allocated memory is still 71.3MB. Free memory was 39.5MB in the beginning and 38.7MB in the end (delta: 749.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:50:00,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a6cc11b-a378-46ab-9b42-a3bb619253f6/bin/ukojak-92XMlrwhuB/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