./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 527bcce2 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_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2 --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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:53,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:53,360 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-21 18:29:53,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:29:53,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:29:53,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:53,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:53,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:53,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:53,425 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:29:53,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:29:53,427 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:29:53,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:53,428 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:29:53,428 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:29:53,429 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:29:53,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:53,430 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:53,430 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:29:53,431 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:53,437 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:53,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:53,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:53,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:53,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:53,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:53,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:53,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:29:53,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:29:53,443 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_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-21 18:29:53,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:53,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:53,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:53,795 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:53,796 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:53,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:29:57,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:57,464 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:57,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:29:57,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data/9506d02f5/80f1d32ebbd942e0a965de0830113347/FLAG1e5a04b89 [2023-11-21 18:29:57,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data/9506d02f5/80f1d32ebbd942e0a965de0830113347 [2023-11-21 18:29:57,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:57,514 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:57,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:57,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:57,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:57,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:57" (1/1) ... [2023-11-21 18:29:57,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e10db4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:57, skipping insertion in model container [2023-11-21 18:29:57,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:57" (1/1) ... [2023-11-21 18:29:57,586 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:57,834 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:58,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:58,300 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:29:58,338 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:58,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:58,489 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:58,490 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:58,490 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:58,498 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:58,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58 WrapperNode [2023-11-21 18:29:58,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:58,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:58,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:58,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:58,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,586 INFO L138 Inliner]: procedures = 325, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2023-11-21 18:29:58,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:58,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:58,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:58,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:58,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:58,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:58,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:58,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:58,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:58" (1/1) ... [2023-11-21 18:29:58,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:58,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:58,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:58,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:58,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:29:58,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:29:58,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:29:58,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:29:58,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:29:58,763 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-21 18:29:58,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-21 18:29:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:29:58,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:29:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:29:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:29:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:29:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:29:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:29:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:29:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:29:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:29:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:58,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:58,769 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:29:58,960 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:58,963 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:59,405 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:59,447 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:59,448 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:29:59,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:59 BoogieIcfgContainer [2023-11-21 18:29:59,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:59,451 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:59,451 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:59,463 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:59,463 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:59" (1/1) ... [2023-11-21 18:29:59,465 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) [2023-11-21 18:29:59,471 INFO L158 Benchmark]: Toolchain (without parser) took 1956.30ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 110.4MB in the beginning and 142.8MB in the end (delta: -32.4MB). Peak memory consumption was 196.6kB. Max. memory is 16.1GB. [2023-11-21 18:29:59,472 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 153.1MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:59,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 983.95ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 76.6MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 18:29:59,474 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.93ms. Allocated memory is still 153.1MB. Free memory was 76.6MB in the beginning and 74.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:59,475 INFO L158 Benchmark]: Boogie Preprocessor took 74.81ms. Allocated memory is still 153.1MB. Free memory was 74.1MB in the beginning and 72.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:59,477 INFO L158 Benchmark]: RCFGBuilder took 786.64ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 72.4MB in the beginning and 143.9MB in the end (delta: -71.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-21 18:29:59,478 INFO L158 Benchmark]: CodeCheck took 18.35ms. Allocated memory is still 184.5MB. Free memory was 143.9MB in the beginning and 142.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:59,488 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 0.26ms. Allocated memory is still 153.1MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 983.95ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 76.6MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.93ms. Allocated memory is still 153.1MB. Free memory was 76.6MB in the beginning and 74.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.81ms. Allocated memory is still 153.1MB. Free memory was 74.1MB in the beginning and 72.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 786.64ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 72.4MB in the beginning and 143.9MB in the end (delta: -71.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * CodeCheck took 18.35ms. Allocated memory is still 184.5MB. Free memory was 143.9MB in the beginning and 142.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:29:59,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/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_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2 --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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:02,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:02,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-21 18:30:02,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:02,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:02,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:02,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:02,489 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:02,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:02,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:02,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:02,492 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 18:30:02,492 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 18:30:02,493 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 18:30:02,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:02,494 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:30:02,495 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:30:02,496 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:30:02,496 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:02,497 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:02,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:02,510 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:02,511 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:02,511 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:02,515 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:02,516 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:30:02,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:02,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:02,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:02,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:02,522 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:30:02,522 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:02,523 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:30:02,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:30:02,524 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_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-21 18:30:02,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:02,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:02,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:02,976 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:02,977 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:02,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:30:06,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:06,912 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:06,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-21 18:30:06,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data/2fccf16ca/d5017185e6f04abdb9ec328c033ece7c/FLAG78b89f633 [2023-11-21 18:30:06,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/data/2fccf16ca/d5017185e6f04abdb9ec328c033ece7c [2023-11-21 18:30:06,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:06,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:06,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:06,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:06,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:06,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:06,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7da13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:06, skipping insertion in model container [2023-11-21 18:30:06,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:06" (1/1) ... [2023-11-21 18:30:07,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:07,353 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:07,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:07,804 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:07,827 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:07,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:08,019 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:08,019 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:08,019 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:08,028 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:08,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08 WrapperNode [2023-11-21 18:30:08,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:08,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:08,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:08,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:08,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,093 INFO L138 Inliner]: procedures = 328, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-21 18:30:08,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:08,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:08,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:08,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:08,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:08,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:08,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:08,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:08,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:08" (1/1) ... [2023-11-21 18:30:08,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:08,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:08,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:08,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-21 18:30:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:30:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:30:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:30:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-21 18:30:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:30:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:30:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:30:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:30:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-21 18:30:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-21 18:30:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:30:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:30:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:30:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:30:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:30:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:30:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:30:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:08,274 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:30:08,467 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:08,470 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:08,959 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:08,998 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:08,999 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:30:09,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:09 BoogieIcfgContainer [2023-11-21 18:30:09,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:09,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:09,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:09,016 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:09,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:09" (1/1) ... [2023-11-21 18:30:09,017 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) [2023-11-21 18:30:09,023 INFO L158 Benchmark]: Toolchain (without parser) took 2055.15ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 57.4MB in the beginning and 71.3MB in the end (delta: -13.8MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-21 18:30:09,024 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:09,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1057.81ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 53.0MB in the end (delta: 4.5MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-21 18:30:09,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.95ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:09,027 INFO L158 Benchmark]: Boogie Preprocessor took 64.12ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 48.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:09,028 INFO L158 Benchmark]: RCFGBuilder took 841.94ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 48.4MB in the beginning and 72.2MB in the end (delta: -23.8MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-21 18:30:09,029 INFO L158 Benchmark]: CodeCheck took 18.22ms. Allocated memory is still 104.9MB. Free memory was 72.2MB in the beginning and 71.3MB in the end (delta: 977.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:09,033 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 0.62ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1057.81ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 53.0MB in the end (delta: 4.5MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.95ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.12ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 48.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 841.94ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 48.4MB in the beginning and 72.2MB in the end (delta: -23.8MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * CodeCheck took 18.22ms. Allocated memory is still 104.9MB. Free memory was 72.2MB in the beginning and 71.3MB in the end (delta: 977.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:30:09,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb90c25-2635-467e-b5fa-ad4637c7204a/bin/ukojak-verify-i0I2FZA1j2/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