./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC --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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:14,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:14,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-23 20:27:14,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:14,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:14,596 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:14,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:14,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:14,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:14,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:14,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:14,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:14,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:14,605 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:27:14,605 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:27:14,606 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:27:14,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:14,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:14,607 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:14,608 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:14,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:14,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:14,609 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:14,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:14,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:14,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:14,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:14,612 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:14,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:14,613 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_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-11-23 20:27:14,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:14,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:14,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:14,915 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:14,916 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:14,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:27:18,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:18,369 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:18,370 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:27:18,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data/684862b65/19d48b0a09f34737833493654b127728/FLAGead091b12 [2023-11-23 20:27:18,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data/684862b65/19d48b0a09f34737833493654b127728 [2023-11-23 20:27:18,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:18,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:18,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:18,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:18,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:18,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30835780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:18, skipping insertion in model container [2023-11-23 20:27:18,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:18" (1/1) ... [2023-11-23 20:27:18,477 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:18,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:18,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:18,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:19,029 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:19,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19 WrapperNode [2023-11-23 20:27:19,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:19,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:19,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:19,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:19,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,097 INFO L138 Inliner]: procedures = 165, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 91 [2023-11-23 20:27:19,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:19,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:19,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:19,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:19,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,116 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:19,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:19,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:19,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:19,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:19,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:19,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:19,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:27:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:27:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:27:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:27:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:19,224 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:27:19,362 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:19,364 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:19,688 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:19,797 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:19,797 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:27:19,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:19 BoogieIcfgContainer [2023-11-23 20:27:19,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:19,800 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:19,800 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:19,810 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:19,811 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:19" (1/1) ... [2023-11-23 20:27:19,812 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) [2023-11-23 20:27:19,816 INFO L158 Benchmark]: Toolchain (without parser) took 1397.55ms. Allocated memory is still 186.6MB. Free memory was 137.7MB in the beginning and 153.3MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:19,816 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:19,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.81ms. Allocated memory is still 186.6MB. Free memory was 137.4MB in the beginning and 117.5MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.07ms. Allocated memory is still 186.6MB. Free memory was 117.5MB in the beginning and 115.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,819 INFO L158 Benchmark]: Boogie Preprocessor took 35.04ms. Allocated memory is still 186.6MB. Free memory was 115.4MB in the beginning and 113.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,819 INFO L158 Benchmark]: RCFGBuilder took 663.96ms. Allocated memory is still 186.6MB. Free memory was 113.6MB in the beginning and 154.4MB in the end (delta: -40.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-23 20:27:19,820 INFO L158 Benchmark]: CodeCheck took 14.16ms. Allocated memory is still 186.6MB. Free memory was 154.4MB in the beginning and 154.2MB in the end (delta: 223.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:19,824 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 0.29ms. Allocated memory is still 132.1MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.81ms. Allocated memory is still 186.6MB. Free memory was 137.4MB in the beginning and 117.5MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.07ms. Allocated memory is still 186.6MB. Free memory was 117.5MB in the beginning and 115.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.04ms. Allocated memory is still 186.6MB. Free memory was 115.4MB in the beginning and 113.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 663.96ms. Allocated memory is still 186.6MB. Free memory was 113.6MB in the beginning and 154.4MB in the end (delta: -40.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * CodeCheck took 14.16ms. Allocated memory is still 186.6MB. Free memory was 154.4MB in the beginning and 154.2MB in the end (delta: 223.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:27:19,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC --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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:22,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:22,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-23 20:27:22,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:22,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:22,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:22,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:22,578 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:27:22,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:22,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:27:22,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:22,581 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:27:22,581 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:27:22,582 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:27:22,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:22,583 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:27:22,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:27:22,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:27:22,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:22,585 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:27:22,586 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:22,586 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:22,587 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:22,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:22,588 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:27:22,588 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:27:22,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:22,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:22,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:22,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:22,591 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:27:22,591 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:27:22,592 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:27:22,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:27:22,592 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_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-11-23 20:27:22,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:23,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:23,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:23,020 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:23,020 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:23,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:27:26,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:26,532 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:26,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-23 20:27:26,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data/2516f2842/5e7fe42542e94c4bb819a3637693036c/FLAGea45c1760 [2023-11-23 20:27:26,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/data/2516f2842/5e7fe42542e94c4bb819a3637693036c [2023-11-23 20:27:26,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:26,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:26,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:26,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:26,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:26,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:26,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cae6bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:26, skipping insertion in model container [2023-11-23 20:27:26,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:26" (1/1) ... [2023-11-23 20:27:26,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:27,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:27,080 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:27,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:27,219 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:27,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27 WrapperNode [2023-11-23 20:27:27,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:27,221 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:27,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:27,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:27,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,298 INFO L138 Inliner]: procedures = 169, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 92 [2023-11-23 20:27:27,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:27,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:27:27,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:27:27,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:27:27,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,327 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:27:27,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:27:27,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:27:27,337 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:27:27,338 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:27" (1/1) ... [2023-11-23 20:27:27,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:27,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:27:27,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:27:27,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:27:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:27:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:27:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:27:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:27:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:27:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:27:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:27:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:27:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:27:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:27:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:27:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:27:27,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:27:27,437 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:27:27,691 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:27:27,695 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:27:28,059 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:27:28,196 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:27:28,200 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:27:28,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:28 BoogieIcfgContainer [2023-11-23 20:27:28,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:27:28,204 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:27:28,204 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:27:28,215 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:27:28,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:27:28" (1/1) ... [2023-11-23 20:27:28,216 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) [2023-11-23 20:27:28,223 INFO L158 Benchmark]: Toolchain (without parser) took 1636.78ms. Allocated memory was 71.3MB in the beginning and 111.1MB in the end (delta: 39.8MB). Free memory was 46.0MB in the beginning and 50.4MB in the end (delta: -4.4MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-11-23 20:27:28,224 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:28,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.30ms. Allocated memory was 71.3MB in the beginning and 111.1MB in the end (delta: 39.8MB). Free memory was 45.8MB in the beginning and 81.9MB in the end (delta: -36.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-23 20:27:28,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.41ms. Allocated memory is still 111.1MB. Free memory was 81.8MB in the beginning and 79.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:27:28,227 INFO L158 Benchmark]: Boogie Preprocessor took 37.17ms. Allocated memory is still 111.1MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:28,228 INFO L158 Benchmark]: RCFGBuilder took 865.88ms. Allocated memory is still 111.1MB. Free memory was 77.6MB in the beginning and 51.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:27:28,229 INFO L158 Benchmark]: CodeCheck took 16.63ms. Allocated memory is still 111.1MB. Free memory was 51.4MB in the beginning and 50.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:27:28,238 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 0.54ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 634.30ms. Allocated memory was 71.3MB in the beginning and 111.1MB in the end (delta: 39.8MB). Free memory was 45.8MB in the beginning and 81.9MB in the end (delta: -36.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.41ms. Allocated memory is still 111.1MB. Free memory was 81.8MB in the beginning and 79.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.17ms. Allocated memory is still 111.1MB. Free memory was 79.2MB in the beginning and 77.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 865.88ms. Allocated memory is still 111.1MB. Free memory was 77.6MB in the beginning and 51.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 16.63ms. Allocated memory is still 111.1MB. Free memory was 51.4MB in the beginning and 50.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:27:28,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c7d6745-7d44-4a3d-b429-2ed73c5f1afb/bin/ukojak-verify-1t5iHCbJaC/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