./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:33,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:33,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:00:33,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:33,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:33,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:33,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:33,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:33,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:33,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:33,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:33,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:33,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:33,409 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:00:33,410 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:00:33,410 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:00:33,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:33,412 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:00:33,412 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:33,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:33,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:33,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:33,415 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:33,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:33,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:33,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:33,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:33,418 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:33,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:33,419 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_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 [2023-11-19 04:00:33,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:33,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:33,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:33,793 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:33,794 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:33,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/stack_longest-2.i [2023-11-19 04:00:36,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:37,295 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:37,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/sv-benchmarks/c/pthread/stack_longest-2.i [2023-11-19 04:00:37,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data/cec079ecd/d574f000a2d24e8c9846d6cdc10db375/FLAG0f1e0dbc6 [2023-11-19 04:00:37,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data/cec079ecd/d574f000a2d24e8c9846d6cdc10db375 [2023-11-19 04:00:37,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:37,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:37,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:37,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:37,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:37,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:37" (1/1) ... [2023-11-19 04:00:37,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1601c48d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:37, skipping insertion in model container [2023-11-19 04:00:37,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:37" (1/1) ... [2023-11-19 04:00:37,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:37,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:37,973 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:38,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:38,165 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:38,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38 WrapperNode [2023-11-19 04:00:38,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:38,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:38,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:38,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:38,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,255 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 154 [2023-11-19 04:00:38,255 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:38,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:38,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:38,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:38,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:38,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:38,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:38,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:38,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:38,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:38,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:38,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 04:00:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 04:00:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 04:00:38,402 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 04:00:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:00:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:38,405 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:00:38,566 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:38,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:38,941 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:38,957 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:38,958 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:00:38,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:38 BoogieIcfgContainer [2023-11-19 04:00:38,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:38,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:38,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:38,972 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:38,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:38" (1/1) ... [2023-11-19 04:00:38,973 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:00:38,977 INFO L158 Benchmark]: Toolchain (without parser) took 1635.76ms. Allocated memory is still 151.0MB. Free memory was 112.4MB in the beginning and 116.1MB in the end (delta: -3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:38,978 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:38,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 822.20ms. Allocated memory is still 151.0MB. Free memory was 112.3MB in the beginning and 83.2MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:38,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.51ms. Allocated memory is still 151.0MB. Free memory was 83.2MB in the beginning and 80.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:00:38,980 INFO L158 Benchmark]: Boogie Preprocessor took 42.75ms. Allocated memory is still 151.0MB. Free memory was 80.3MB in the beginning and 78.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:38,981 INFO L158 Benchmark]: RCFGBuilder took 662.53ms. Allocated memory is still 151.0MB. Free memory was 78.5MB in the beginning and 117.3MB in the end (delta: -38.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:38,981 INFO L158 Benchmark]: CodeCheck took 12.93ms. Allocated memory is still 151.0MB. Free memory was 117.3MB in the beginning and 116.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:38,985 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 822.20ms. Allocated memory is still 151.0MB. Free memory was 112.3MB in the beginning and 83.2MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.51ms. Allocated memory is still 151.0MB. Free memory was 83.2MB in the beginning and 80.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.75ms. Allocated memory is still 151.0MB. Free memory was 80.3MB in the beginning and 78.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.53ms. Allocated memory is still 151.0MB. Free memory was 78.5MB in the beginning and 117.3MB in the end (delta: -38.8MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * CodeCheck took 12.93ms. Allocated memory is still 151.0MB. Free memory was 117.3MB in the beginning and 116.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:00:39,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:41,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:41,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:00:42,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:42,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:42,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:42,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:42,017 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:42,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:42,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:42,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:42,024 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:00:42,024 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:00:42,026 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:00:42,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:42,027 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:00:42,027 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:00:42,028 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:00:42,028 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:00:42,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:42,029 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:42,029 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:42,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:42,030 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:42,030 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:42,031 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:00:42,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:42,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:42,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:42,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:42,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:00:42,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:42,034 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:00:42,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:00:42,035 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_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 [2023-11-19 04:00:42,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:42,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:42,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:42,477 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:42,478 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:42,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/stack_longest-2.i [2023-11-19 04:00:45,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:46,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:46,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/sv-benchmarks/c/pthread/stack_longest-2.i [2023-11-19 04:00:46,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data/293301d77/3797632dcf1c45e0b579341832ccc14e/FLAGfab7aa04d [2023-11-19 04:00:46,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/data/293301d77/3797632dcf1c45e0b579341832ccc14e [2023-11-19 04:00:46,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:46,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:46,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:46,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:46,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:46,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:46" (1/1) ... [2023-11-19 04:00:46,208 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d2e172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:46, skipping insertion in model container [2023-11-19 04:00:46,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:46" (1/1) ... [2023-11-19 04:00:46,299 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:47,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:47,063 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:47,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:47,293 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:47,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47 WrapperNode [2023-11-19 04:00:47,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:47,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:47,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:47,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:47,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,372 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 151 [2023-11-19 04:00:47,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:47,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:47,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:47,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:47,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,392 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,392 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:47,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:47,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:47,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:47,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:47" (1/1) ... [2023-11-19 04:00:47,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:47,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:47,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:47,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:00:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 04:00:47,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 04:00:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 04:00:47,561 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 04:00:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:00:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:00:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:00:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:00:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:47,565 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:00:47,797 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:47,798 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:48,185 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:48,199 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:48,200 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:00:48,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:48 BoogieIcfgContainer [2023-11-19 04:00:48,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:48,212 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:48,212 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:48,224 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:48,224 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:48" (1/1) ... [2023-11-19 04:00:48,225 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:00:48,232 INFO L158 Benchmark]: Toolchain (without parser) took 2045.10ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 51.2MB in the beginning and 56.0MB in the end (delta: -4.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:48,232 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:48,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.60ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 51.1MB in the beginning and 55.7MB in the end (delta: -4.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-19 04:00:48,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.34ms. Allocated memory is still 94.4MB. Free memory was 55.7MB in the beginning and 52.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:48,235 INFO L158 Benchmark]: Boogie Preprocessor took 82.75ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 50.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:48,236 INFO L158 Benchmark]: RCFGBuilder took 753.36ms. Allocated memory is still 94.4MB. Free memory was 50.8MB in the beginning and 57.1MB in the end (delta: -6.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-19 04:00:48,237 INFO L158 Benchmark]: CodeCheck took 17.77ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 56.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:48,241 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 0.65ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.60ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 51.1MB in the beginning and 55.7MB in the end (delta: -4.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.34ms. Allocated memory is still 94.4MB. Free memory was 55.7MB in the beginning and 52.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.75ms. Allocated memory is still 94.4MB. Free memory was 52.9MB in the beginning and 50.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 753.36ms. Allocated memory is still 94.4MB. Free memory was 50.8MB in the beginning and 57.1MB in the end (delta: -6.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 17.77ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 56.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:00:48,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af8c60e-c8ef-43dc-ae3e-8a4e0361b052/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported