./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:32,138 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:32,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:51:32,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:32,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:32,237 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:32,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:32,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:32,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:32,240 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:32,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:32,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:32,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:32,243 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:51:32,243 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:51:32,244 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:51:32,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:32,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:32,245 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:32,246 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:32,247 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:32,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:32,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:32,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:32,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:32,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:32,250 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:32,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:32,250 INFO L153 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_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2023-11-11 23:51:32,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:32,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:32,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:32,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:32,569 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:32,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/singleton.i [2023-11-11 23:51:35,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:36,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:36,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/sv-benchmarks/c/pthread/singleton.i [2023-11-11 23:51:36,042 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data/14902c66c/4772632e10da4ba6bdecafb484ef0a52/FLAG08c4ffe05 [2023-11-11 23:51:36,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data/14902c66c/4772632e10da4ba6bdecafb484ef0a52 [2023-11-11 23:51:36,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:36,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:36,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:36,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:36,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:36,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:36" (1/1) ... [2023-11-11 23:51:36,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d613256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:36, skipping insertion in model container [2023-11-11 23:51:36,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:36" (1/1) ... [2023-11-11 23:51:36,139 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:36,378 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:51:36,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:36,838 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:36,872 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:51:36,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:37,001 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:37,002 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:37,002 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:37,010 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:37,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37 WrapperNode [2023-11-11 23:51:37,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:37,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:37,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:37,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:37,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,062 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,091 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 37 [2023-11-11 23:51:37,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:37,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:37,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:37,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:37,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:37,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:37,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:37,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:37,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:37,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:37,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:37,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:37,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:51:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:51:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-11 23:51:37,248 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-11 23:51:37,249 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:51:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:51:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:51:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:51:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:51:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:51:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:37,253 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:51:37,419 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:37,421 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:37,813 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:37,822 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:37,823 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:51:37,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:37 BoogieIcfgContainer [2023-11-11 23:51:37,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:37,827 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:37,827 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:37,839 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:37,839 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:37" (1/1) ... [2023-11-11 23:51:37,840 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-11 23:51:37,845 INFO L158 Benchmark]: Toolchain (without parser) took 1782.83ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 105.5MB in the beginning and 149.7MB in the end (delta: -44.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-11 23:51:37,846 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:37,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 944.50ms. Allocated memory is still 138.4MB. Free memory was 105.0MB in the beginning and 71.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:51:37,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.30ms. Allocated memory is still 138.4MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:37,848 INFO L158 Benchmark]: Boogie Preprocessor took 67.84ms. Allocated memory is still 138.4MB. Free memory was 69.4MB in the beginning and 67.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:37,849 INFO L158 Benchmark]: RCFGBuilder took 665.04ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 67.3MB in the beginning and 151.0MB in the end (delta: -83.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-11 23:51:37,850 INFO L158 Benchmark]: CodeCheck took 16.23ms. Allocated memory is still 188.7MB. Free memory was 151.0MB in the beginning and 149.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:37,854 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 944.50ms. Allocated memory is still 138.4MB. Free memory was 105.0MB in the beginning and 71.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.30ms. Allocated memory is still 138.4MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.84ms. Allocated memory is still 138.4MB. Free memory was 69.4MB in the beginning and 67.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.04ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 67.3MB in the beginning and 151.0MB in the end (delta: -83.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * CodeCheck took 16.23ms. Allocated memory is still 188.7MB. Free memory was 151.0MB in the beginning and 149.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:37,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:40,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:40,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:51:40,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:40,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:40,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:40,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:40,912 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:40,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:40,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:40,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:40,919 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:51:40,920 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:51:40,921 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:51:40,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:40,922 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:51:40,922 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:51:40,923 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:51:40,923 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:40,924 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:40,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:40,925 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:40,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:40,926 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:51:40,927 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:40,927 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:40,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:40,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:40,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:40,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:40,931 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:51:40,931 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:40,931 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:51:40,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:40,932 INFO L153 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_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2023-11-11 23:51:41,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:41,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:41,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:41,421 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:41,421 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:41,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/singleton.i [2023-11-11 23:51:44,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:45,067 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:45,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/sv-benchmarks/c/pthread/singleton.i [2023-11-11 23:51:45,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data/fb77a2793/db70e7c9d0b14de2ab00ff9a92a77c87/FLAGf225badb6 [2023-11-11 23:51:45,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/data/fb77a2793/db70e7c9d0b14de2ab00ff9a92a77c87 [2023-11-11 23:51:45,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:45,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:45,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:45,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:45,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:45,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:45" (1/1) ... [2023-11-11 23:51:45,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64312d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:45, skipping insertion in model container [2023-11-11 23:51:45,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:45" (1/1) ... [2023-11-11 23:51:45,206 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:45,432 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:51:46,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:46,037 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:46,072 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:51:46,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:46,220 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:46,220 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:46,220 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:46,228 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:46,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46 WrapperNode [2023-11-11 23:51:46,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:46,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:46,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:46,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:46,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,336 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 38 [2023-11-11 23:51:46,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:46,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:46,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:46,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:46,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,398 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:46,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:46,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:46,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:46,400 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:46" (1/1) ... [2023-11-11 23:51:46,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:46,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:46,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:46,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-11 23:51:46,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:51:46,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:51:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-11 23:51:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:51:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:51:46,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:51:46,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-11 23:51:46,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-11 23:51:46,504 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:51:46,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:51:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:51:46,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:51:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:51:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:51:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:46,508 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:51:46,707 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:46,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:47,172 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:47,192 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:47,193 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:51:47,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:47 BoogieIcfgContainer [2023-11-11 23:51:47,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:47,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:47,197 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:47,208 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:47,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:47" (1/1) ... [2023-11-11 23:51:47,209 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-11 23:51:47,214 INFO L158 Benchmark]: Toolchain (without parser) took 2088.46ms. Allocated memory is still 81.8MB. Free memory was 54.7MB in the beginning and 56.3MB in the end (delta: -1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:47,214 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 62.9MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:47,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1103.85ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 38.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-11 23:51:47,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.46ms. Allocated memory is still 81.8MB. Free memory was 38.6MB in the beginning and 58.4MB in the end (delta: -19.8MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:47,217 INFO L158 Benchmark]: Boogie Preprocessor took 60.63ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 56.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:47,218 INFO L158 Benchmark]: RCFGBuilder took 797.55ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 57.5MB in the end (delta: -1.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:47,218 INFO L158 Benchmark]: CodeCheck took 15.23ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 56.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:47,222 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 62.9MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1103.85ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 38.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.46ms. Allocated memory is still 81.8MB. Free memory was 38.6MB in the beginning and 58.4MB in the end (delta: -19.8MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.63ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 56.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 797.55ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 57.5MB in the end (delta: -1.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 15.23ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 56.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:47,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2e5552-f9e7-4230-a1b3-331facdb014f/bin/ukojak-verify-0OAaufAVZV/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported