./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL --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 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:56,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:56,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:37:56,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:56,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:56,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:56,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:56,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:56,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:56,940 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:56,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:56,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:56,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:56,943 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:37:56,943 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:37:56,944 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:37:56,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:56,945 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:37:56,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:56,946 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:56,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:56,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:56,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:56,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:56,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:56,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:56,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:56,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:56,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:56,952 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_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-19 03:37:57,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:57,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:57,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:57,333 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:57,334 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:57,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 03:38:00,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:01,083 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:01,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 03:38:01,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data/1f62654f3/386657ff50b24aa0bd83bdfe6d066621/FLAGcef8369b1 [2023-11-19 03:38:01,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data/1f62654f3/386657ff50b24aa0bd83bdfe6d066621 [2023-11-19 03:38:01,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:01,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:01,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:01,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:01,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:01,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44505a9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01, skipping insertion in model container [2023-11-19 03:38:01,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,218 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:01,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:01,705 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:01,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:01,873 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:01,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01 WrapperNode [2023-11-19 03:38:01,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:01,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:01,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:01,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:01,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,944 INFO L138 Inliner]: procedures = 168, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2023-11-19 03:38:01,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:01,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:01,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:01,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:01,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:01,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:02,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:02,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:02,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:02,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:02,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:02,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:02,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:01" (1/1) ... [2023-11-19 03:38:02,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:02,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:02,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:02,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:38:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 03:38:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 03:38:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 03:38:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 03:38:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:38:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:38:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:38:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:38:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:38:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:38:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:02,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:02,113 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:38:02,370 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:02,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:02,768 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:02,781 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:02,790 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:38:02,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:02 BoogieIcfgContainer [2023-11-19 03:38:02,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:38:02,802 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:38:02,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:38:02,815 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:38:02,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:02" (1/1) ... [2023-11-19 03:38:02,818 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) [2023-11-19 03:38:02,823 INFO L158 Benchmark]: Toolchain (without parser) took 1677.18ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 70.6MB in the beginning and 109.7MB in the end (delta: -39.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-19 03:38:02,824 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory was 107.4MB in the beginning and 107.2MB in the end (delta: 182.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:38:02,826 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.95ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 135.9MB in the end (delta: -65.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-19 03:38:02,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.94ms. Allocated memory is still 176.2MB. Free memory was 135.9MB in the beginning and 134.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:02,828 INFO L158 Benchmark]: Boogie Preprocessor took 63.64ms. Allocated memory is still 176.2MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:02,829 INFO L158 Benchmark]: RCFGBuilder took 790.21ms. Allocated memory is still 176.2MB. Free memory was 131.9MB in the beginning and 110.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:38:02,829 INFO L158 Benchmark]: CodeCheck took 19.30ms. Allocated memory is still 176.2MB. Free memory was 110.9MB in the beginning and 109.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:02,834 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 0.36ms. Allocated memory is still 132.1MB. Free memory was 107.4MB in the beginning and 107.2MB in the end (delta: 182.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.95ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 70.4MB in the beginning and 135.9MB in the end (delta: -65.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.94ms. Allocated memory is still 176.2MB. Free memory was 135.9MB in the beginning and 134.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.64ms. Allocated memory is still 176.2MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 790.21ms. Allocated memory is still 176.2MB. Free memory was 131.9MB in the beginning and 110.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 19.30ms. Allocated memory is still 176.2MB. Free memory was 110.9MB in the beginning and 109.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:38:02,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL --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 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:05,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:05,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:38:06,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:06,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:06,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:06,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:06,007 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:38:06,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:38:06,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:38:06,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:06,014 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:38:06,015 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:38:06,017 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:38:06,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:06,018 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:38:06,018 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:38:06,019 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:38:06,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:38:06,020 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:38:06,021 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:06,021 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:06,022 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:06,022 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:06,023 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:38:06,023 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:38:06,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:06,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:06,025 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:06,025 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:06,027 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:38:06,027 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:38:06,028 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:38:06,028 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:38:06,028 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_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-19 03:38:06,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:06,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:06,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:06,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:06,504 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:06,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 03:38:10,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:10,397 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:10,398 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 03:38:10,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data/34ed27772/676fae61433b428fba9c513c91ca01f9/FLAG03580d814 [2023-11-19 03:38:10,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/data/34ed27772/676fae61433b428fba9c513c91ca01f9 [2023-11-19 03:38:10,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:10,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:10,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:10,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:10,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:10,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:10" (1/1) ... [2023-11-19 03:38:10,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f5a556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:10, skipping insertion in model container [2023-11-19 03:38:10,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:10" (1/1) ... [2023-11-19 03:38:10,555 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:11,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:11,122 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:11,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:11,258 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:11,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11 WrapperNode [2023-11-19 03:38:11,259 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:11,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:11,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:11,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:11,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,379 INFO L138 Inliner]: procedures = 175, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2023-11-19 03:38:11,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:11,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:11,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:11,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:11,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:11,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:11,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:11,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:11,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:11" (1/1) ... [2023-11-19 03:38:11,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:11,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:11,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:11,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 03:38:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:38:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 03:38:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 03:38:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 03:38:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 03:38:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:38:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:38:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 03:38:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:38:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:38:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:38:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 03:38:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:38:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:38:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:11,583 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:38:11,764 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:11,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:12,303 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:12,317 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:12,317 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:38:12,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:12 BoogieIcfgContainer [2023-11-19 03:38:12,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:38:12,324 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:38:12,324 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:38:12,335 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:38:12,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:12" (1/1) ... [2023-11-19 03:38:12,336 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:38:12,341 INFO L158 Benchmark]: Toolchain (without parser) took 1880.08ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 63.8MB in the end (delta: 22.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-11-19 03:38:12,342 INFO L158 Benchmark]: CDTParser took 5.71ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:38:12,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 795.15ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 65.0MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:12,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.83ms. Allocated memory is still 111.1MB. Free memory was 65.0MB in the beginning and 89.0MB in the end (delta: -24.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-19 03:38:12,344 INFO L158 Benchmark]: Boogie Preprocessor took 91.69ms. Allocated memory is still 111.1MB. Free memory was 89.0MB in the beginning and 86.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:12,345 INFO L158 Benchmark]: RCFGBuilder took 847.24ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 65.1MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:38:12,346 INFO L158 Benchmark]: CodeCheck took 15.24ms. Allocated memory is still 111.1MB. Free memory was 65.1MB in the beginning and 63.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:12,350 INFO L338 ainManager$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 5.71ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 795.15ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 65.0MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.83ms. Allocated memory is still 111.1MB. Free memory was 65.0MB in the beginning and 89.0MB in the end (delta: -24.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.69ms. Allocated memory is still 111.1MB. Free memory was 89.0MB in the beginning and 86.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 847.24ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 65.1MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.24ms. Allocated memory is still 111.1MB. Free memory was 65.1MB in the beginning and 63.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:38:12,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9614a290-b2fc-46ee-ba1d-5b813aa1be01/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported