./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:36,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:36,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:11:36,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:36,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:36,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:36,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:36,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:36,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:36,276 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:36,276 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:36,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:36,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:36,278 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:36,278 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:36,280 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:36,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:36,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:36,281 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:36,281 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:36,282 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:36,282 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:36,283 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:36,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:36,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:36,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:36,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:36,287 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:36,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:36,287 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_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2023-11-24 23:11:36,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:36,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:36,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:36,601 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:36,602 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:36,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-24 23:11:39,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:40,101 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:40,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-24 23:11:40,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data/eacf0aa03/7a6b6674c2d1475181d745f3555f7d99/FLAG39cb62f3f [2023-11-24 23:11:40,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data/eacf0aa03/7a6b6674c2d1475181d745f3555f7d99 [2023-11-24 23:11:40,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:40,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:40,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:40,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:40,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:40,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:40" (1/1) ... [2023-11-24 23:11:40,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2238f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:40, skipping insertion in model container [2023-11-24 23:11:40,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:40" (1/1) ... [2023-11-24 23:11:40,216 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:40,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:41,033 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:41,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:41,167 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:41,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41 WrapperNode [2023-11-24 23:11:41,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:41,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:41,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:41,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:41,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,253 INFO L138 Inliner]: procedures = 279, calls = 67, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-11-24 23:11:41,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:41,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:41,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:41,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:41,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:41,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:41,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:41,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:41,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:41" (1/1) ... [2023-11-24 23:11:41,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:41,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:41,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:41,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:11:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-24 23:11:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-24 23:11:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:11:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-24 23:11:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-24 23:11:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:11:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:11:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:41,481 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:41,674 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:41,678 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:42,311 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:42,351 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:42,352 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-24 23:11:42,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42 BoogieIcfgContainer [2023-11-24 23:11:42,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:42,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:42,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:42,367 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:42,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42" (1/1) ... [2023-11-24 23:11:42,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:11:42,372 INFO L158 Benchmark]: Toolchain (without parser) took 2226.87ms. Allocated memory was 172.0MB in the beginning and 234.9MB in the end (delta: 62.9MB). Free memory was 122.0MB in the beginning and 169.9MB in the end (delta: -47.9MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:42,373 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 172.0MB. Free memory was 138.4MB in the beginning and 138.3MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:42,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1022.81ms. Allocated memory is still 172.0MB. Free memory was 122.0MB in the beginning and 85.7MB in the end (delta: 36.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 23:11:42,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.97ms. Allocated memory is still 172.0MB. Free memory was 85.7MB in the beginning and 82.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:11:42,375 INFO L158 Benchmark]: Boogie Preprocessor took 99.98ms. Allocated memory is still 172.0MB. Free memory was 82.7MB in the beginning and 139.5MB in the end (delta: -56.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-24 23:11:42,376 INFO L158 Benchmark]: RCFGBuilder took 998.90ms. Allocated memory was 172.0MB in the beginning and 234.9MB in the end (delta: 62.9MB). Free memory was 139.4MB in the beginning and 171.0MB in the end (delta: -31.6MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:42,377 INFO L158 Benchmark]: CodeCheck took 15.45ms. Allocated memory is still 234.9MB. Free memory was 171.0MB in the beginning and 169.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:42,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 172.0MB. Free memory was 138.4MB in the beginning and 138.3MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1022.81ms. Allocated memory is still 172.0MB. Free memory was 122.0MB in the beginning and 85.7MB in the end (delta: 36.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.97ms. Allocated memory is still 172.0MB. Free memory was 85.7MB in the beginning and 82.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.98ms. Allocated memory is still 172.0MB. Free memory was 82.7MB in the beginning and 139.5MB in the end (delta: -56.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 998.90ms. Allocated memory was 172.0MB in the beginning and 234.9MB in the end (delta: 62.9MB). Free memory was 139.4MB in the beginning and 171.0MB in the end (delta: -31.6MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * CodeCheck took 15.45ms. Allocated memory is still 234.9MB. Free memory was 171.0MB in the beginning and 169.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:42,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:45,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:45,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:45,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:45,311 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:45,312 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:45,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:45,313 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:45,314 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:45,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:45,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:45,321 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:45,321 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:45,323 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:45,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:45,324 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:45,325 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:45,325 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:45,326 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:45,326 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:45,327 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:45,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:45,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:45,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:45,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:45,330 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:45,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:45,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:45,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:45,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:45,333 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:45,334 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:45,334 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:45,335 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:45,335 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_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2023-11-24 23:11:45,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:45,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:45,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:45,800 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:45,800 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:45,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-24 23:11:48,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:49,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:49,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-24 23:11:49,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data/a4b279f6f/ec21d8616c00493da6df0aaa4d7728bb/FLAGe684c0c1f [2023-11-24 23:11:49,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/data/a4b279f6f/ec21d8616c00493da6df0aaa4d7728bb [2023-11-24 23:11:49,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:49,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:49,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:49,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:49,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:49,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:49" (1/1) ... [2023-11-24 23:11:49,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452623fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:49, skipping insertion in model container [2023-11-24 23:11:49,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:49" (1/1) ... [2023-11-24 23:11:49,549 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:50,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:50,342 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:50,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:50,571 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:50,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50 WrapperNode [2023-11-24 23:11:50,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:50,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:50,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:50,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:50,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,677 INFO L138 Inliner]: procedures = 283, calls = 67, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 250 [2023-11-24 23:11:50,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:50,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:50,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:50,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:50,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,769 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:50,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:50,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:50,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:50,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:50" (1/1) ... [2023-11-24 23:11:50,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:50,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:50,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:50,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:11:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:11:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-24 23:11:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-24 23:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:11:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-24 23:11:50,848 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-24 23:11:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:11:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:11:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:50,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:50,851 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:51,101 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:51,103 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:51,950 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:51,990 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:51,990 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-24 23:11:51,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:51 BoogieIcfgContainer [2023-11-24 23:11:51,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:51,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:51,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:52,003 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:52,004 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:51" (1/1) ... [2023-11-24 23:11:52,005 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:11:52,011 INFO L158 Benchmark]: Toolchain (without parser) took 2548.03ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.6MB in the beginning and 48.8MB in the end (delta: -1.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,014 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:52,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1106.93ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.4MB in the beginning and 67.8MB in the end (delta: -20.4MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.52ms. Allocated memory is still 94.4MB. Free memory was 67.8MB in the beginning and 64.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,017 INFO L158 Benchmark]: Boogie Preprocessor took 88.65ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 61.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,018 INFO L158 Benchmark]: RCFGBuilder took 1222.37ms. Allocated memory is still 94.4MB. Free memory was 61.9MB in the beginning and 49.8MB in the end (delta: 12.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:52,021 INFO L158 Benchmark]: CodeCheck took 16.43ms. Allocated memory is still 94.4MB. Free memory was 49.8MB in the beginning and 48.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:52,027 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 0.70ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1106.93ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.4MB in the beginning and 67.8MB in the end (delta: -20.4MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.52ms. Allocated memory is still 94.4MB. Free memory was 67.8MB in the beginning and 64.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.65ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 61.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1222.37ms. Allocated memory is still 94.4MB. Free memory was 61.9MB in the beginning and 49.8MB in the end (delta: 12.1MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 16.43ms. Allocated memory is still 94.4MB. Free memory was 49.8MB in the beginning and 48.8MB 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. [2023-11-24 23:11:52,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8a7dcf1-13df-44bb-829c-0455b33d86e7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported