./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9 --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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:42:25,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:42:25,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:42:25,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:42:25,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:42:25,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:42:25,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:42:25,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:42:25,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:42:25,895 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:42:25,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:42:25,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:42:25,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:42:25,897 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:42:25,898 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:42:25,898 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:42:25,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:42:25,899 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:42:25,900 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:42:25,900 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:42:25,901 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:42:25,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:42:25,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:42:25,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:42:25,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:25,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:42:25,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:42:25,905 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:42:25,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:42:25,906 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_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-12-03 03:42:26,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:42:26,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:42:26,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:42:26,157 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:42:26,157 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:42:26,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-03 03:42:28,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:42:29,164 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:42:29,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-03 03:42:29,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data/a4594e6b9/66f6e4a1d5ab42c4bb0b4e842faa0475/FLAG7a4ecda5f [2023-12-03 03:42:29,193 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data/a4594e6b9/66f6e4a1d5ab42c4bb0b4e842faa0475 [2023-12-03 03:42:29,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:42:29,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:42:29,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:29,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:42:29,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:42:29,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628fd35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29, skipping insertion in model container [2023-12-03 03:42:29,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,256 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:42:29,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:29,597 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:42:29,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:29,677 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:42:29,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29 WrapperNode [2023-12-03 03:42:29,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:29,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:29,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:42:29,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:42:29,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,727 INFO L138 Inliner]: procedures = 169, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 146 [2023-12-03 03:42:29,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:29,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:42:29,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:42:29,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:42:29,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:42:29,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:42:29,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:42:29,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:42:29,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:29" (1/1) ... [2023-12-03 03:42:29,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:29,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:42:29,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:42:29,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:42:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:42:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-03 03:42:29,844 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-03 03:42:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-03 03:42:29,845 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-03 03:42:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:42:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:42:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:42:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:42:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:42:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 03:42:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:42:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:42:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:42:29,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:42:29,848 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:42:29,983 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:42:29,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:42:30,273 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:42:30,298 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:42:30,298 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:42:30,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:30 BoogieIcfgContainer [2023-12-03 03:42:30,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:42:30,301 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:42:30,302 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:42:30,312 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:42:30,312 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:30" (1/1) ... [2023-12-03 03:42:30,313 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:42:30,317 INFO L158 Benchmark]: Toolchain (without parser) took 1120.26ms. Allocated memory is still 138.4MB. Free memory was 99.0MB in the beginning and 51.4MB in the end (delta: 47.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:30,318 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:30,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.22ms. Allocated memory is still 138.4MB. Free memory was 99.0MB in the beginning and 78.4MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:42:30,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.42ms. Allocated memory is still 138.4MB. Free memory was 78.4MB in the beginning and 75.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:42:30,320 INFO L158 Benchmark]: Boogie Preprocessor took 33.90ms. Allocated memory is still 138.4MB. Free memory was 75.9MB in the beginning and 73.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:30,320 INFO L158 Benchmark]: RCFGBuilder took 537.82ms. Allocated memory is still 138.4MB. Free memory was 73.8MB in the beginning and 52.4MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:42:30,321 INFO L158 Benchmark]: CodeCheck took 14.34ms. Allocated memory is still 138.4MB. Free memory was 52.4MB in the beginning and 51.4MB in the end (delta: 994.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:30,324 INFO L338 ainManager$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 0.22ms. Allocated memory is still 138.4MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.22ms. Allocated memory is still 138.4MB. Free memory was 99.0MB in the beginning and 78.4MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.42ms. Allocated memory is still 138.4MB. Free memory was 78.4MB in the beginning and 75.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.90ms. Allocated memory is still 138.4MB. Free memory was 75.9MB in the beginning and 73.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.82ms. Allocated memory is still 138.4MB. Free memory was 73.8MB in the beginning and 52.4MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.34ms. Allocated memory is still 138.4MB. Free memory was 52.4MB in the beginning and 51.4MB in the end (delta: 994.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:42:30,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9 --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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:42:32,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:42:32,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 03:42:32,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:42:32,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:42:32,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:42:32,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:42:32,499 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:42:32,500 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:42:32,500 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:42:32,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:42:32,501 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:42:32,502 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:42:32,502 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:42:32,503 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:42:32,503 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:42:32,504 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:42:32,505 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:42:32,505 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:42:32,506 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:42:32,506 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:42:32,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:42:32,508 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:42:32,508 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:42:32,509 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:42:32,509 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:42:32,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:42:32,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:32,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:42:32,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:42:32,511 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:42:32,512 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:42:32,512 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:42:32,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:42:32,513 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_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-12-03 03:42:32,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:42:32,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:42:32,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:42:32,817 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:42:32,818 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:42:32,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-03 03:42:35,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:42:35,829 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:42:35,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-12-03 03:42:35,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data/e9fcdaf56/a75f2fdb4ce54c488a322281850d8330/FLAG017703523 [2023-12-03 03:42:35,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/data/e9fcdaf56/a75f2fdb4ce54c488a322281850d8330 [2023-12-03 03:42:35,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:42:35,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:42:35,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:35,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:42:35,870 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:42:35,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:35" (1/1) ... [2023-12-03 03:42:35,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5631c238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:35, skipping insertion in model container [2023-12-03 03:42:35,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:42:35" (1/1) ... [2023-12-03 03:42:35,922 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:42:36,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:36,261 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:42:36,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:42:36,351 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:42:36,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36 WrapperNode [2023-12-03 03:42:36,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:42:36,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:36,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:42:36,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:42:36,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,406 INFO L138 Inliner]: procedures = 176, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2023-12-03 03:42:36,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:42:36,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:42:36,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:42:36,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:42:36,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,440 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:42:36,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:42:36,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:42:36,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:42:36,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:42:36" (1/1) ... [2023-12-03 03:42:36,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:42:36,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:42:36,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:42:36,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:42:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 03:42:36,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:42:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-03 03:42:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-03 03:42:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-03 03:42:36,528 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-03 03:42:36,528 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:42:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:42:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:42:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 03:42:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:42:36,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:42:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 03:42:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-03 03:42:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:42:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:42:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:42:36,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:42:36,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:42:36,532 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:42:36,733 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:42:36,735 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:42:37,141 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:42:37,164 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:42:37,164 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:42:37,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:37 BoogieIcfgContainer [2023-12-03 03:42:37,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:42:37,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:42:37,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:42:37,176 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:42:37,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:42:37" (1/1) ... [2023-12-03 03:42:37,177 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) [2023-12-03 03:42:37,181 INFO L158 Benchmark]: Toolchain (without parser) took 1316.13ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 71.0MB in the end (delta: 17.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-12-03 03:42:37,181 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 80.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:37,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.50ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 66.3MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:37,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.29ms. Allocated memory is still 113.2MB. Free memory was 66.3MB in the beginning and 63.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:37,183 INFO L158 Benchmark]: Boogie Preprocessor took 39.43ms. Allocated memory is still 113.2MB. Free memory was 63.7MB in the beginning and 61.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:42:37,184 INFO L158 Benchmark]: RCFGBuilder took 717.98ms. Allocated memory is still 113.2MB. Free memory was 61.6MB in the beginning and 71.9MB in the end (delta: -10.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-12-03 03:42:37,184 INFO L158 Benchmark]: CodeCheck took 12.70ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 71.0MB in the end (delta: 925.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:42:37,187 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 0.32ms. Allocated memory is still 62.9MB. Free memory was 39.1MB in the beginning and 39.0MB in the end (delta: 80.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.50ms. Allocated memory is still 113.2MB. Free memory was 88.3MB in the beginning and 66.3MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.29ms. Allocated memory is still 113.2MB. Free memory was 66.3MB in the beginning and 63.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.43ms. Allocated memory is still 113.2MB. Free memory was 63.7MB in the beginning and 61.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 717.98ms. Allocated memory is still 113.2MB. Free memory was 61.6MB in the beginning and 71.9MB in the end (delta: -10.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * CodeCheck took 12.70ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 71.0MB in the end (delta: 925.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:42:37,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9c88d0-f3a4-4c36-9c3b-c0d52839ec25/bin/ukojak-verify-Qdu7aM0XO9/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