./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH --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 ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- 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-e04fb08 [2022-11-16 08:51:41,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:51:41,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:51:41,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:51:41,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:51:41,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:51:41,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:51:41,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:51:41,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:51:41,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:51:41,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:51:41,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:51:41,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:51:41,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:51:41,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:51:41,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:51:41,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:51:41,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:51:41,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:51:41,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:51:41,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:51:41,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:51:41,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:51:41,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:51:41,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:51:41,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:51:41,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:51:41,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:51:41,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:51:41,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:51:41,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:51:41,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:51:41,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:51:41,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:51:41,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:51:41,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:51:41,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:51:41,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:51:41,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:51:41,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:51:41,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:51:41,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-16 08:51:41,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:51:41,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:51:41,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:51:41,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:51:41,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:51:41,939 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:51:41,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 08:51:41,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:51:41,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:51:41,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:51:41,941 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 08:51:41,941 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 08:51:41,941 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 08:51:41,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:51:41,941 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:51:41,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:51:41,942 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:51:41,942 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:51:41,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:51:41,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:51:41,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:51:41,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:51:41,943 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:51:41,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:51:41,944 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2022-11-16 08:51:42,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:51:42,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:51:42,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:51:42,312 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:51:42,313 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:51:42,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread/singleton.i [2022-11-16 08:51:42,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/349c0c666/c999c560245a44ff8ca8e1f52f8b4b46/FLAGf6b1f515f [2022-11-16 08:51:42,937 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:51:42,938 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/sv-benchmarks/c/pthread/singleton.i [2022-11-16 08:51:42,963 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/349c0c666/c999c560245a44ff8ca8e1f52f8b4b46/FLAGf6b1f515f [2022-11-16 08:51:43,218 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/349c0c666/c999c560245a44ff8ca8e1f52f8b4b46 [2022-11-16 08:51:43,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:51:43,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:51:43,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:51:43,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:51:43,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:51:43,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:51:43" (1/1) ... [2022-11-16 08:51:43,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39fe102a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:43, skipping insertion in model container [2022-11-16 08:51:43,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:51:43" (1/1) ... [2022-11-16 08:51:43,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:51:43,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:51:43,590 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 08:51:43,907 WARN L229 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-16 08:51:43,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:51:43,935 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:51:43,963 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 08:51:43,995 WARN L229 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-16 08:51:44,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:51:44,081 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:51:44,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44 WrapperNode [2022-11-16 08:51:44,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:51:44,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:51:44,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:51:44,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:51:44,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,150 INFO L138 Inliner]: procedures = 325, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2022-11-16 08:51:44,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:51:44,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:51:44,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:51:44,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:51:44,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:51:44,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:51:44,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:51:44,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:51:44,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:51:44,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:51:44,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:51:44,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:51:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 08:51:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:51:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:51:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 08:51:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:51:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-16 08:51:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-16 08:51:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-16 08:51:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-16 08:51:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-16 08:51:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-16 08:51:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-16 08:51:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-16 08:51:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:51:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 08:51:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:51:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:51:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:51:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:51:44,336 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 08:51:44,496 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:51:44,505 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:51:44,852 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:51:44,873 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:51:44,873 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 08:51:44,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:51:44 BoogieIcfgContainer [2022-11-16 08:51:44,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:51:44,877 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:51:44,877 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:51:44,889 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:51:44,889 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:51:44" (1/1) ... [2022-11-16 08:51:44,890 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) [2022-11-16 08:51:44,895 INFO L158 Benchmark]: Toolchain (without parser) took 1672.27ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 71.5MB in the beginning and 103.2MB in the end (delta: -31.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:51:44,895 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 113.2MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:51:44,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 859.54ms. Allocated memory is still 113.2MB. Free memory was 71.3MB in the beginning and 65.6MB in the end (delta: 5.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-16 08:51:44,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.91ms. Allocated memory is still 113.2MB. Free memory was 65.6MB in the beginning and 63.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:51:44,897 INFO L158 Benchmark]: Boogie Preprocessor took 65.27ms. Allocated memory is still 113.2MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:51:44,898 INFO L158 Benchmark]: RCFGBuilder took 658.66ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 61.5MB in the beginning and 103.9MB in the end (delta: -42.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-16 08:51:44,899 INFO L158 Benchmark]: CodeCheck took 15.78ms. Allocated memory is still 136.3MB. Free memory was 103.9MB in the beginning and 103.2MB in the end (delta: 658.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:51:44,907 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 0.63ms. Allocated memory is still 113.2MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 859.54ms. Allocated memory is still 113.2MB. Free memory was 71.3MB in the beginning and 65.6MB in the end (delta: 5.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.91ms. Allocated memory is still 113.2MB. Free memory was 65.6MB in the beginning and 63.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.27ms. Allocated memory is still 113.2MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.66ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 61.5MB in the beginning and 103.9MB in the end (delta: -42.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 15.78ms. Allocated memory is still 136.3MB. Free memory was 103.9MB in the beginning and 103.2MB in the end (delta: 658.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:51:44,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH --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 ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- 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-e04fb08 [2022-11-16 08:51:47,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:51:47,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:51:47,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:51:47,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:51:47,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:51:47,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:51:47,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:51:47,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:51:47,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:51:47,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:51:47,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:51:47,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:51:47,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:51:47,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:51:47,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:51:47,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:51:47,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:51:47,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:51:47,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:51:47,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:51:47,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:51:47,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:51:47,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:51:47,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:51:47,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:51:47,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:51:47,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:51:47,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:51:47,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:51:47,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:51:47,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:51:47,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:51:47,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:51:47,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:51:47,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:51:47,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:51:47,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:51:47,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:51:47,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:51:47,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:51:47,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-16 08:51:47,488 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:51:47,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:51:47,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:51:47,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:51:47,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:51:47,493 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:51:47,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 08:51:47,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:51:47,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:51:47,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:51:47,495 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 08:51:47,495 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 08:51:47,495 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 08:51:47,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:51:47,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:51:47,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:51:47,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:51:47,497 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:51:47,497 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:51:47,497 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:51:47,498 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:51:47,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:51:47,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:51:47,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:51:47,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:51:47,499 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:51:47,500 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:51:47,500 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:51:47,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:51:47,500 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2022-11-16 08:51:47,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:51:47,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:51:47,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:51:47,951 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:51:47,952 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:51:47,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread/singleton.i [2022-11-16 08:51:48,034 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/4ec0c5175/a593ed0e0fa14562bae516f22bd61f78/FLAGe83e6eaf1 [2022-11-16 08:51:48,656 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:51:48,657 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/sv-benchmarks/c/pthread/singleton.i [2022-11-16 08:51:48,673 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/4ec0c5175/a593ed0e0fa14562bae516f22bd61f78/FLAGe83e6eaf1 [2022-11-16 08:51:48,907 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/data/4ec0c5175/a593ed0e0fa14562bae516f22bd61f78 [2022-11-16 08:51:48,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:51:48,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:51:48,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:51:48,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:51:48,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:51:48,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:51:48" (1/1) ... [2022-11-16 08:51:48,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eec560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:48, skipping insertion in model container [2022-11-16 08:51:48,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:51:48" (1/1) ... [2022-11-16 08:51:48,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:51:48,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:51:49,280 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 08:51:49,572 WARN L229 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-16 08:51:49,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:51:49,607 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:51:49,622 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 08:51:49,643 WARN L229 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_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-16 08:51:49,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:51:49,792 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:51:49,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49 WrapperNode [2022-11-16 08:51:49,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:51:49,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:51:49,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:51:49,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:51:49,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,875 INFO L138 Inliner]: procedures = 328, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-11-16 08:51:49,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:51:49,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:51:49,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:51:49,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:51:49,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,920 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:51:49,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:51:49,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:51:49,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:51:49,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:51:49" (1/1) ... [2022-11-16 08:51:49,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:51:49,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:51:49,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:51:49,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:51:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 08:51:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 08:51:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 08:51:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:51:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 08:51:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:51:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 08:51:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 08:51:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 08:51:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-16 08:51:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-16 08:51:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-16 08:51:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-16 08:51:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-16 08:51:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-16 08:51:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-16 08:51:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-16 08:51:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 08:51:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:51:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:51:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:51:50,036 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 08:51:50,191 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:51:50,192 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:51:50,635 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:51:50,642 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:51:50,643 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 08:51:50,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:51:50 BoogieIcfgContainer [2022-11-16 08:51:50,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:51:50,646 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:51:50,646 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:51:50,655 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:51:50,655 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:51:50" (1/1) ... [2022-11-16 08:51:50,656 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) [2022-11-16 08:51:50,660 INFO L158 Benchmark]: Toolchain (without parser) took 1747.43ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.5MB in the beginning and 36.7MB in the end (delta: -2.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-16 08:51:50,660 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:51:50,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.76ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 46.6MB in the end (delta: -12.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-11-16 08:51:50,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.64ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 44.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:51:50,662 INFO L158 Benchmark]: Boogie Preprocessor took 56.58ms. Allocated memory is still 71.3MB. Free memory was 44.1MB in the beginning and 42.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:51:50,663 INFO L158 Benchmark]: RCFGBuilder took 711.11ms. Allocated memory is still 71.3MB. Free memory was 42.0MB in the beginning and 37.5MB in the end (delta: 4.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-16 08:51:50,663 INFO L158 Benchmark]: CodeCheck took 12.04ms. Allocated memory is still 71.3MB. Free memory was 37.5MB in the beginning and 36.7MB in the end (delta: 841.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 08:51:50,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.76ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.3MB in the beginning and 46.6MB in the end (delta: -12.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.64ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 44.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.58ms. Allocated memory is still 71.3MB. Free memory was 44.1MB in the beginning and 42.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 711.11ms. Allocated memory is still 71.3MB. Free memory was 42.0MB in the beginning and 37.5MB in the end (delta: 4.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * CodeCheck took 12.04ms. Allocated memory is still 71.3MB. Free memory was 37.5MB in the beginning and 36.7MB in the end (delta: 841.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:51:50,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b8f2f-d7d4-40d3-a55d-0ced812cfd4d/bin/ukojak-CydTVMUXoH/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