./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/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_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/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_19024761-097b-46cd-b417-aac9fffff5b5/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 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:36:55,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:36:55,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:36:55,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:36:55,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:36:55,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:36:55,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:36:55,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:36:55,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:36:55,239 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:36:55,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:36:55,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:36:55,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:36:55,243 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:36:55,243 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:36:55,244 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:36:55,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:36:55,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:36:55,245 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:36:55,246 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:36:55,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:36:55,247 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:36:55,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:36:55,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:36:55,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:36:55,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:36:55,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:36:55,250 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:36:55,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:36:55,251 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_19024761-097b-46cd-b417-aac9fffff5b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 [2023-11-19 02:36:55,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:36:55,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:36:55,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:36:55,623 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:36:55,624 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:36:55,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-19 02:36:58,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:36:59,138 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:36:59,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-19 02:36:59,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data/95253b724/692810bba60c4ff083cd74097ae4818a/FLAG3fd56088e [2023-11-19 02:36:59,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data/95253b724/692810bba60c4ff083cd74097ae4818a [2023-11-19 02:36:59,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:36:59,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:36:59,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:36:59,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:36:59,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:36:59,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cc7fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59, skipping insertion in model container [2023-11-19 02:36:59,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,224 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:36:59,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:36:59,419 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:36:59,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:36:59,461 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:36:59,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59 WrapperNode [2023-11-19 02:36:59,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:36:59,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:36:59,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:36:59,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:36:59,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,513 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 151 [2023-11-19 02:36:59,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:36:59,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:36:59,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:36:59,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:36:59,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:36:59,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:36:59,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:36:59,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:36:59,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:36:59" (1/1) ... [2023-11-19 02:36:59,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:36:59,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:36:59,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:36:59,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:36:59,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:36:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:36:59,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:36:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:36:59,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:36:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:36:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:36:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:36:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:36:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:36:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:36:59,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:36:59,657 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 02:36:59,775 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:36:59,777 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:37:00,134 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:37:00,147 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:37:00,148 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:37:00,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:00 BoogieIcfgContainer [2023-11-19 02:37:00,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:37:00,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:37:00,158 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:37:00,176 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:37:00,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:00" (1/1) ... [2023-11-19 02:37:00,177 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 02:37:00,182 INFO L158 Benchmark]: Toolchain (without parser) took 1008.77ms. Allocated memory was 136.3MB in the beginning and 195.0MB in the end (delta: 58.7MB). Free memory was 89.8MB in the beginning and 151.8MB in the end (delta: -62.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:00,183 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 136.3MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:00,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.88ms. Allocated memory is still 136.3MB. Free memory was 89.6MB in the beginning and 78.0MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:37:00,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.39ms. Allocated memory is still 136.3MB. Free memory was 78.0MB in the beginning and 75.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:00,187 INFO L158 Benchmark]: Boogie Preprocessor took 60.41ms. Allocated memory is still 136.3MB. Free memory was 75.9MB in the beginning and 74.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:00,188 INFO L158 Benchmark]: RCFGBuilder took 580.58ms. Allocated memory was 136.3MB in the beginning and 195.0MB in the end (delta: 58.7MB). Free memory was 74.4MB in the beginning and 153.5MB in the end (delta: -79.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-19 02:37:00,190 INFO L158 Benchmark]: CodeCheck took 21.96ms. Allocated memory is still 195.0MB. Free memory was 153.5MB in the beginning and 151.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:00,201 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 0.30ms. Allocated memory is still 136.3MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.88ms. Allocated memory is still 136.3MB. Free memory was 89.6MB in the beginning and 78.0MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.39ms. Allocated memory is still 136.3MB. Free memory was 78.0MB in the beginning and 75.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.41ms. Allocated memory is still 136.3MB. Free memory was 75.9MB in the beginning and 74.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 580.58ms. Allocated memory was 136.3MB in the beginning and 195.0MB in the end (delta: 58.7MB). Free memory was 74.4MB in the beginning and 153.5MB in the end (delta: -79.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 21.96ms. Allocated memory is still 195.0MB. Free memory was 153.5MB in the beginning and 151.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:37:00,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/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_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/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_19024761-097b-46cd-b417-aac9fffff5b5/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 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:37:03,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:37:03,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:37:03,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:37:03,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:37:03,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:37:03,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:37:03,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:37:03,245 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:37:03,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:37:03,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:37:03,247 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:37:03,248 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:37:03,248 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:37:03,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:37:03,250 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:37:03,250 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:37:03,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:37:03,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:37:03,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:37:03,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:37:03,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:37:03,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:37:03,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:37:03,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:37:03,256 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:37:03,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:37:03,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:37:03,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:37:03,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:37:03,258 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:37:03,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:37:03,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:37:03,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:37:03,260 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_19024761-097b-46cd-b417-aac9fffff5b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 [2023-11-19 02:37:03,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:37:03,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:37:03,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:37:03,651 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:37:03,652 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:37:03,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-19 02:37:06,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:37:07,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:37:07,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-19 02:37:07,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data/edf81b608/a41225e79b2d469896f1b392e7f1120c/FLAGe62eef0f7 [2023-11-19 02:37:07,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/data/edf81b608/a41225e79b2d469896f1b392e7f1120c [2023-11-19 02:37:07,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:37:07,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:37:07,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:37:07,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:37:07,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:37:07,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c87800d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07, skipping insertion in model container [2023-11-19 02:37:07,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,250 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:37:07,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:37:07,508 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:37:07,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:37:07,567 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:37:07,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07 WrapperNode [2023-11-19 02:37:07,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:37:07,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:37:07,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:37:07,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:37:07,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,647 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 147 [2023-11-19 02:37:07,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:37:07,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:37:07,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:37:07,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:37:07,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:37:07,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:37:07,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:37:07,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:37:07,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:07" (1/1) ... [2023-11-19 02:37:07,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:37:07,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:37:07,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:37:07,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:37:07,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:37:07,806 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:37:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:37:07,807 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:37:07,807 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:37:07,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:37:07,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:37:07,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:37:07,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:37:07,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:37:07,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:37:07,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:37:07,812 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 02:37:07,961 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:37:07,971 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:37:08,416 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:37:08,428 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:37:08,428 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:37:08,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:08 BoogieIcfgContainer [2023-11-19 02:37:08,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:37:08,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:37:08,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:37:08,444 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:37:08,444 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:08" (1/1) ... [2023-11-19 02:37:08,445 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 02:37:08,449 INFO L158 Benchmark]: Toolchain (without parser) took 1232.15ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 80.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-19 02:37:08,450 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:37:08,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.04ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 74.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:37:08,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.48ms. Allocated memory is still 111.1MB. Free memory was 74.6MB in the beginning and 72.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:08,452 INFO L158 Benchmark]: Boogie Preprocessor took 75.57ms. Allocated memory is still 111.1MB. Free memory was 72.6MB in the beginning and 70.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:08,453 INFO L158 Benchmark]: RCFGBuilder took 708.30ms. Allocated memory is still 111.1MB. Free memory was 70.7MB in the beginning and 81.2MB in the end (delta: -10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:37:08,453 INFO L158 Benchmark]: CodeCheck took 13.39ms. Allocated memory is still 111.1MB. Free memory was 81.2MB in the beginning and 80.3MB in the end (delta: 986.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:37:08,457 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 0.52ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 76.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.04ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 74.6MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.48ms. Allocated memory is still 111.1MB. Free memory was 74.6MB in the beginning and 72.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.57ms. Allocated memory is still 111.1MB. Free memory was 72.6MB in the beginning and 70.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 708.30ms. Allocated memory is still 111.1MB. Free memory was 70.7MB in the beginning and 81.2MB in the end (delta: -10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.39ms. Allocated memory is still 111.1MB. Free memory was 81.2MB in the beginning and 80.3MB in the end (delta: 986.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:37:08,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19024761-097b-46cd-b417-aac9fffff5b5/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