./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:40,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:40,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:57:40,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:40,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:40,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:40,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:40,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:40,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:40,285 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:40,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:40,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:40,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:40,287 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:57:40,288 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:57:40,289 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:57:40,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:40,290 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:40,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:40,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:40,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:40,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:40,298 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:40,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:40,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:40,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:40,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:40,300 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:40,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:40,301 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_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-24 22:57:40,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:40,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:40,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:40,613 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:40,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:40,615 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-24 22:57:43,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:44,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:44,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-24 22:57:44,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data/436bfea9c/c1ac35dd064449c183e5e7a96461b741/FLAG0622966c0 [2023-11-24 22:57:44,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data/436bfea9c/c1ac35dd064449c183e5e7a96461b741 [2023-11-24 22:57:44,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:44,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:44,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:44,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:44,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:44,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:44" (1/1) ... [2023-11-24 22:57:44,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7802c0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:44, skipping insertion in model container [2023-11-24 22:57:44,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:44" (1/1) ... [2023-11-24 22:57:44,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:44,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:44,885 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:44,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:45,075 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:45,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45 WrapperNode [2023-11-24 22:57:45,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:45,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:45,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:45,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:45,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,145 INFO L138 Inliner]: procedures = 278, calls = 41, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 160 [2023-11-24 22:57:45,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:45,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:45,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:45,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:45,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:45,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:45,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:45,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:45,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:45,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:45,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:45,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-24 22:57:45,321 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-24 22:57:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-24 22:57:45,321 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-24 22:57:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:57:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:57:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:57:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:45,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:45,326 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:57:45,555 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:45,557 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:45,863 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:45,904 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:45,904 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:57:45,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:45 BoogieIcfgContainer [2023-11-24 22:57:45,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:45,907 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:45,907 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:45,917 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:45,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:45" (1/1) ... [2023-11-24 22:57:45,919 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) [2023-11-24 22:57:45,923 INFO L158 Benchmark]: Toolchain (without parser) took 1599.76ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 72.8MB in the beginning and 103.5MB in the end (delta: -30.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-24 22:57:45,924 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 112.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:45,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.73ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 72.5MB in the beginning and 130.9MB in the end (delta: -58.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-24 22:57:45,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.51ms. Allocated memory is still 184.5MB. Free memory was 130.9MB in the beginning and 127.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:57:45,926 INFO L158 Benchmark]: Boogie Preprocessor took 75.76ms. Allocated memory is still 184.5MB. Free memory was 127.5MB in the beginning and 125.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:45,927 INFO L158 Benchmark]: RCFGBuilder took 683.98ms. Allocated memory is still 184.5MB. Free memory was 125.4MB in the beginning and 104.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:57:45,928 INFO L158 Benchmark]: CodeCheck took 14.19ms. Allocated memory is still 184.5MB. Free memory was 104.4MB in the beginning and 103.5MB in the end (delta: 980.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:45,931 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 0.33ms. Allocated memory is still 138.4MB. Free memory is still 112.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.73ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 72.5MB in the beginning and 130.9MB in the end (delta: -58.3MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.51ms. Allocated memory is still 184.5MB. Free memory was 130.9MB in the beginning and 127.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.76ms. Allocated memory is still 184.5MB. Free memory was 127.5MB in the beginning and 125.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 683.98ms. Allocated memory is still 184.5MB. Free memory was 125.4MB in the beginning and 104.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.19ms. Allocated memory is still 184.5MB. Free memory was 104.4MB in the beginning and 103.5MB in the end (delta: 980.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:57:45,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:48,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:48,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:57:48,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:48,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:48,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:48,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:48,841 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:48,842 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:48,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:48,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:48,848 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:57:48,848 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:57:48,850 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:57:48,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:48,851 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:57:48,851 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:57:48,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:57:48,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:48,854 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:48,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:48,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:48,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:48,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:48,856 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:48,856 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:48,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:48,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:48,858 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:48,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:48,860 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:57:48,860 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:48,861 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:57:48,861 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:48,861 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_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-24 22:57:49,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:49,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:49,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:49,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:49,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:49,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-24 22:57:52,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:53,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:53,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-24 22:57:53,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data/9875a681c/92793070d48746b7ba051c26fc3201d1/FLAG707725472 [2023-11-24 22:57:53,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/data/9875a681c/92793070d48746b7ba051c26fc3201d1 [2023-11-24 22:57:53,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:53,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:53,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:53,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:53,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:53,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:53,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415cb357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53, skipping insertion in model container [2023-11-24 22:57:53,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:53,201 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:53,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:53,718 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:53,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:53,903 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:53,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53 WrapperNode [2023-11-24 22:57:53,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:53,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:53,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:53,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:53,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:53,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:53,978 INFO L138 Inliner]: procedures = 282, calls = 41, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 157 [2023-11-24 22:57:53,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:53,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:53,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:53,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:53,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:53,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:54,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:54,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:54,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:54,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:53" (1/1) ... [2023-11-24 22:57:54,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:54,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:54,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:54,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:57:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-24 22:57:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-24 22:57:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-24 22:57:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-24 22:57:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:54,152 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:57:54,403 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:54,405 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:54,859 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:54,884 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:54,884 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:57:54,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:54 BoogieIcfgContainer [2023-11-24 22:57:54,886 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:54,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:54,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:54,898 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:54,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:54" (1/1) ... [2023-11-24 22:57:54,899 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) [2023-11-24 22:57:54,904 INFO L158 Benchmark]: Toolchain (without parser) took 1789.25ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.3MB in the beginning and 54.3MB in the end (delta: -44.5kB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:57:54,904 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 20.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:54,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.49ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.1MB in the beginning and 58.0MB in the end (delta: -3.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-24 22:57:54,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.14ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 55.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:54,907 INFO L158 Benchmark]: Boogie Preprocessor took 80.75ms. Allocated memory is still 96.5MB. Free memory was 55.1MB in the beginning and 52.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:54,907 INFO L158 Benchmark]: RCFGBuilder took 819.11ms. Allocated memory is still 96.5MB. Free memory was 52.8MB in the beginning and 55.3MB in the end (delta: -2.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-24 22:57:54,908 INFO L158 Benchmark]: CodeCheck took 14.71ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 54.3MB in the end (delta: 978.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:54,912 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 0.46ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 20.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.49ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.1MB in the beginning and 58.0MB in the end (delta: -3.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.14ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 55.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.75ms. Allocated memory is still 96.5MB. Free memory was 55.1MB in the beginning and 52.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 819.11ms. Allocated memory is still 96.5MB. Free memory was 52.8MB in the beginning and 55.3MB in the end (delta: -2.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * CodeCheck took 14.71ms. Allocated memory is still 96.5MB. Free memory was 55.3MB in the beginning and 54.3MB in the end (delta: 978.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:57:54,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aafcaaf-52dc-4d95-a487-8deffd06f0af/bin/ukojak-verify-afCqCEvfdi/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