./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV --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 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:08,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:08,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:47:08,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:47:08,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:47:08,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:08,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:08,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:08,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:08,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:08,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:08,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:08,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:08,688 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:47:08,688 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:47:08,689 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:47:08,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:08,690 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:47:08,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:08,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:08,691 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:08,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:08,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:08,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:08,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:08,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:08,694 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:47:08,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:47:08,695 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_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 [2023-11-11 23:47:08,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:09,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:09,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:09,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:09,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:09,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack-2.i [2023-11-11 23:47:12,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:12,419 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:12,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/sv-benchmarks/c/pthread/stack-2.i [2023-11-11 23:47:12,456 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data/134a7dddf/75981f6f1a8149a989936c194f0d4b36/FLAGeb1f34acd [2023-11-11 23:47:12,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data/134a7dddf/75981f6f1a8149a989936c194f0d4b36 [2023-11-11 23:47:12,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:12,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:12,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:12,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:12,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:12,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c9e2115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12, skipping insertion in model container [2023-11-11 23:47:12,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:13,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:13,279 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:13,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:13,466 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:13,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13 WrapperNode [2023-11-11 23:47:13,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:13,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:13,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:13,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:13,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,579 INFO L138 Inliner]: procedures = 277, calls = 45, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 165 [2023-11-11 23:47:13,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:13,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:13,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:13,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:13,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:13,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:13,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:13,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:13,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:13" (1/1) ... [2023-11-11 23:47:13,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:13,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:13,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:13,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:47:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:47:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:47:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:47:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:47:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:47:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:47:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:47:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:47:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:47:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:13,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:13,748 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:47:13,947 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:13,950 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:14,402 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:14,414 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:14,415 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:47:14,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:14 BoogieIcfgContainer [2023-11-11 23:47:14,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:14,423 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:14,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:14,436 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:14,436 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:14" (1/1) ... [2023-11-11 23:47:14,438 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) [2023-11-11 23:47:14,448 INFO L158 Benchmark]: Toolchain (without parser) took 1970.10ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 90.7MB in the beginning and 137.4MB in the end (delta: -46.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:14,448 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 138.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:14,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.80ms. Allocated memory is still 138.4MB. Free memory was 90.7MB in the beginning and 60.9MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-11 23:47:14,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.78ms. Allocated memory is still 138.4MB. Free memory was 60.9MB in the beginning and 58.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:47:14,452 INFO L158 Benchmark]: Boogie Preprocessor took 64.25ms. Allocated memory is still 138.4MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:14,453 INFO L158 Benchmark]: RCFGBuilder took 776.85ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 56.5MB in the beginning and 138.4MB in the end (delta: -81.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-11 23:47:14,456 INFO L158 Benchmark]: CodeCheck took 22.37ms. Allocated memory is still 178.3MB. Free memory was 138.4MB in the beginning and 137.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:14,461 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 0.25ms. Allocated memory is still 138.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.80ms. Allocated memory is still 138.4MB. Free memory was 90.7MB in the beginning and 60.9MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.78ms. Allocated memory is still 138.4MB. Free memory was 60.9MB in the beginning and 58.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.25ms. Allocated memory is still 138.4MB. Free memory was 58.1MB in the beginning and 56.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 776.85ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 56.5MB in the beginning and 138.4MB in the end (delta: -81.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 22.37ms. Allocated memory is still 178.3MB. Free memory was 138.4MB in the beginning and 137.4MB 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. [2023-11-11 23:47:14,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV --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 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:17,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:17,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:47:17,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:17,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:17,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:17,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:17,608 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:17,609 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:17,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:17,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:17,615 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:47:17,616 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:47:17,618 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:47:17,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:17,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:47:17,619 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:47:17,619 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:47:17,620 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:47:17,621 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:17,621 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:17,622 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:17,622 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:17,623 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:47:17,623 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:47:17,624 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:47:17,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:17,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:17,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:17,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:17,627 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:47:17,628 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:47:17,628 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:47:17,629 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:47:17,629 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_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 [2023-11-11 23:47:18,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:18,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:18,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:18,107 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:18,107 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:18,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack-2.i [2023-11-11 23:47:21,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:21,647 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:21,647 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/sv-benchmarks/c/pthread/stack-2.i [2023-11-11 23:47:21,669 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data/691c8a8d3/30db707606fb4a89adfc38d05d2224c0/FLAG214e959c4 [2023-11-11 23:47:21,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/data/691c8a8d3/30db707606fb4a89adfc38d05d2224c0 [2023-11-11 23:47:21,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:21,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:21,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:21,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:21,697 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:21,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:21" (1/1) ... [2023-11-11 23:47:21,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@166905b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:21, skipping insertion in model container [2023-11-11 23:47:21,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:21" (1/1) ... [2023-11-11 23:47:21,763 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:22,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:22,512 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:22,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:22,750 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:22,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22 WrapperNode [2023-11-11 23:47:22,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:22,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:22,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:22,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:22,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,863 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 161 [2023-11-11 23:47:22,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:22,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:22,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:22,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:22,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,909 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,915 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:22,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:22,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:22,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:22,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:22" (1/1) ... [2023-11-11 23:47:22,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:22,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:22,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:23,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:47:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:47:23,034 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:47:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:47:23,034 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:47:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:47:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:47:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:47:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:47:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:47:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:47:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:23,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:23,039 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:47:23,237 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:23,240 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:23,699 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:23,718 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:23,729 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:47:23,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:23 BoogieIcfgContainer [2023-11-11 23:47:23,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:23,733 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:23,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:23,746 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:23,747 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:23" (1/1) ... [2023-11-11 23:47:23,747 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) [2023-11-11 23:47:23,751 INFO L158 Benchmark]: Toolchain (without parser) took 2060.60ms. Allocated memory is still 94.4MB. Free memory was 69.1MB in the beginning and 60.0MB in the end (delta: 9.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-11 23:47:23,751 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 67.1MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:47:23,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1060.32ms. Allocated memory is still 94.4MB. Free memory was 68.9MB in the beginning and 60.8MB in the end (delta: 8.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-11 23:47:23,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.26ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 58.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:23,753 INFO L158 Benchmark]: Boogie Preprocessor took 67.17ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 55.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:23,753 INFO L158 Benchmark]: RCFGBuilder took 800.16ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 61.4MB in the end (delta: -5.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-11-11 23:47:23,754 INFO L158 Benchmark]: CodeCheck took 16.13ms. Allocated memory is still 94.4MB. Free memory was 61.4MB in the beginning and 60.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:47:23,757 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 0.68ms. Allocated memory is still 67.1MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1060.32ms. Allocated memory is still 94.4MB. Free memory was 68.9MB in the beginning and 60.8MB in the end (delta: 8.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.26ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 58.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.17ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 55.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 800.16ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 61.4MB in the end (delta: -5.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * CodeCheck took 16.13ms. Allocated memory is still 94.4MB. Free memory was 61.4MB in the beginning and 60.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:47:23,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63f7dd67-2c9e-41c6-bed5-5ee5fce8ffca/bin/ukojak-verify-0OAaufAVZV/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