./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 9bd2c7ff 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_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/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_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:34,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:34,718 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:36:34,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:34,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:34,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:34,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:34,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:34,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:34,769 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:34,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:34,770 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:34,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:34,772 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:36:34,773 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:36:34,773 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:36:34,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:34,774 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:34,774 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:34,775 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:34,775 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:34,776 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:34,776 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:34,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:34,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:34,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:34,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:34,779 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:34,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:34,780 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_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2023-11-19 03:36:35,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:35,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:35,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:35,146 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:35,147 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:35,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-19 03:36:38,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:38,603 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:38,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-19 03:36:38,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data/712a86071/2a64801336464d92b8cb395488a63d4f/FLAG8af251e3c [2023-11-19 03:36:38,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data/712a86071/2a64801336464d92b8cb395488a63d4f [2023-11-19 03:36:38,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:38,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:38,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:38,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:38,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:38,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:38" (1/1) ... [2023-11-19 03:36:38,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2682c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:38, skipping insertion in model container [2023-11-19 03:36:38,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:38" (1/1) ... [2023-11-19 03:36:38,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:39,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:39,560 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:39,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:39,744 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:39,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39 WrapperNode [2023-11-19 03:36:39,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:39,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:39,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:39,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:39,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,849 INFO L138 Inliner]: procedures = 278, calls = 61, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2023-11-19 03:36:39,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:39,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:39,851 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:39,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:39,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:39,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:39,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:39,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:39,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:39" (1/1) ... [2023-11-19 03:36:39,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:39,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:39,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:40,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:40,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:40,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:36:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-19 03:36:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-19 03:36:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:36:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-19 03:36:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-19 03:36:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:36:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:36:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:36:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:36:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:36:40,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:40,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:40,106 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:36:40,431 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:40,434 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:41,103 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:41,128 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:41,131 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-19 03:36:41,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:41 BoogieIcfgContainer [2023-11-19 03:36:41,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:41,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:41,144 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:41,156 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:41,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:41" (1/1) ... [2023-11-19 03:36:41,159 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:36:41,171 INFO L158 Benchmark]: Toolchain (without parser) took 2513.93ms. Allocated memory is still 151.0MB. Free memory was 111.2MB in the beginning and 92.2MB in the end (delta: 19.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:41,172 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 80.7MB in the end (delta: 52.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:41,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1088.31ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 75.1MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 03:36:41,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.63ms. Allocated memory is still 151.0MB. Free memory was 75.1MB in the beginning and 71.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:41,176 INFO L158 Benchmark]: Boogie Preprocessor took 85.37ms. Allocated memory is still 151.0MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:41,177 INFO L158 Benchmark]: RCFGBuilder took 1205.27ms. Allocated memory is still 151.0MB. Free memory was 69.3MB in the beginning and 92.7MB in the end (delta: -23.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:36:41,178 INFO L158 Benchmark]: CodeCheck took 24.33ms. Allocated memory is still 151.0MB. Free memory was 92.7MB in the beginning and 92.2MB in the end (delta: 480.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:41,191 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 0.28ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 80.7MB in the end (delta: 52.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1088.31ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 75.1MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.63ms. Allocated memory is still 151.0MB. Free memory was 75.1MB in the beginning and 71.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.37ms. Allocated memory is still 151.0MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1205.27ms. Allocated memory is still 151.0MB. Free memory was 69.3MB in the beginning and 92.7MB in the end (delta: -23.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 24.33ms. Allocated memory is still 151.0MB. Free memory was 92.7MB in the beginning and 92.2MB in the end (delta: 480.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:36:41,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/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_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:43,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:44,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:36:44,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:44,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:44,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:44,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:44,060 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:44,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:44,062 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:44,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:44,063 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:36:44,063 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:36:44,064 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:36:44,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:44,065 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:36:44,066 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:36:44,066 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:36:44,067 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:44,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:44,068 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:44,069 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:44,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:44,070 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:44,070 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:44,071 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:44,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:44,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:44,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:44,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:44,073 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:36:44,074 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:44,074 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:36:44,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:44,075 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_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2023-11-19 03:36:44,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:44,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:44,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:44,459 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:44,459 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:44,461 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-19 03:36:48,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:48,504 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:48,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree-deref.i [2023-11-19 03:36:48,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data/2c9f30016/e956394949154f258a2bca8bab89af04/FLAGf497acd85 [2023-11-19 03:36:48,555 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/data/2c9f30016/e956394949154f258a2bca8bab89af04 [2023-11-19 03:36:48,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:48,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:48,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:48,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:48,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:48,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:48" (1/1) ... [2023-11-19 03:36:48,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31664822 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:48, skipping insertion in model container [2023-11-19 03:36:48,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:48" (1/1) ... [2023-11-19 03:36:48,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:49,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:49,285 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:49,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:49,521 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:49,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49 WrapperNode [2023-11-19 03:36:49,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:49,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:49,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:49,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:49,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,626 INFO L138 Inliner]: procedures = 282, calls = 61, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-19 03:36:49,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:49,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:49,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:49,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:49,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:49,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:49,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:49,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:49,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:49" (1/1) ... [2023-11-19 03:36:49,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:49,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:49,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:49,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:49,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:36:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:36:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-19 03:36:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-19 03:36:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:36:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:36:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:36:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-19 03:36:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-19 03:36:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:36:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:36:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:49,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:36:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:49,819 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:36:50,090 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:50,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:50,873 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:50,884 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:50,884 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-19 03:36:50,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:50 BoogieIcfgContainer [2023-11-19 03:36:50,894 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:50,895 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:50,895 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:50,907 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:50,907 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:50" (1/1) ... [2023-11-19 03:36:50,908 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:36:50,913 INFO L158 Benchmark]: Toolchain (without parser) took 2349.09ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 39.0MB in the beginning and 40.5MB in the end (delta: -1.5MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-19 03:36:50,914 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 48.2MB. Free memory was 24.3MB in the beginning and 24.3MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:50,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.57ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.8MB in the beginning and 50.9MB in the end (delta: -12.1MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-11-19 03:36:50,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.68ms. Allocated memory is still 79.7MB. Free memory was 50.9MB in the beginning and 47.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:50,917 INFO L158 Benchmark]: Boogie Preprocessor took 97.49ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:50,918 INFO L158 Benchmark]: RCFGBuilder took 1164.31ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 41.5MB in the end (delta: 3.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-19 03:36:50,920 INFO L158 Benchmark]: CodeCheck took 16.81ms. Allocated memory is still 79.7MB. Free memory was 41.2MB in the beginning and 40.5MB in the end (delta: 700.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:50,930 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 0.57ms. Allocated memory is still 48.2MB. Free memory was 24.3MB in the beginning and 24.3MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 955.57ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.8MB in the beginning and 50.9MB in the end (delta: -12.1MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.68ms. Allocated memory is still 79.7MB. Free memory was 50.9MB in the beginning and 47.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.49ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1164.31ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 41.5MB in the end (delta: 3.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 16.81ms. Allocated memory is still 79.7MB. Free memory was 41.2MB in the beginning and 40.5MB in the end (delta: 700.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:36:50,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24e94c97-32d7-4852-b883-90b715e48eff/bin/ukojak-verify-G8NBE6pJGL/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