./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:18,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:18,745 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:59:18,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:18,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:18,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:18,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:18,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:18,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:18,803 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:18,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:18,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:18,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:18,806 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:18,806 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:18,807 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:18,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:18,808 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:18,808 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:18,809 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:18,809 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:18,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:18,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:18,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:18,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:18,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:18,812 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:18,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:18,813 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_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-11 23:59:19,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:19,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:19,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:19,186 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:19,187 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:19,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-11 23:59:22,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:22,683 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:22,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-11 23:59:22,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data/eed2a15b1/7f34991882bb46228d437750f4bff63d/FLAG7358ae33d [2023-11-11 23:59:22,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data/eed2a15b1/7f34991882bb46228d437750f4bff63d [2023-11-11 23:59:22,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:22,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:22,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:22,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:22,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:22,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:22" (1/1) ... [2023-11-11 23:59:22,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21dffa24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:22, skipping insertion in model container [2023-11-11 23:59:22,763 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:22" (1/1) ... [2023-11-11 23:59:22,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:23,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:23,235 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:23,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:23,322 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:23,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23 WrapperNode [2023-11-11 23:59:23,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:23,324 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:23,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:23,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:23,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,387 INFO L138 Inliner]: procedures = 168, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2023-11-11 23:59:23,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:23,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:23,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:23,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:23,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,434 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:23,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:23,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:23,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:23,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:23" (1/1) ... [2023-11-11 23:59:23,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:23,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:23,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:23,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:23,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:59:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:59:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:59:23,544 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:59:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:59:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:59:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:23,548 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:23,695 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:23,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:24,075 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:24,089 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:24,092 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:24,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:24 BoogieIcfgContainer [2023-11-11 23:59:24,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:24,099 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:24,100 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:24,108 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:24,108 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:24" (1/1) ... [2023-11-11 23:59:24,109 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:59:24,115 INFO L158 Benchmark]: Toolchain (without parser) took 1366.83ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 84.8MB in the beginning and 128.7MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:24,116 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:24,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.23ms. Allocated memory is still 125.8MB. Free memory was 84.4MB in the beginning and 64.2MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.16ms. Allocated memory is still 125.8MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,122 INFO L158 Benchmark]: Boogie Preprocessor took 80.49ms. Allocated memory is still 125.8MB. Free memory was 61.6MB in the beginning and 60.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,123 INFO L158 Benchmark]: RCFGBuilder took 628.01ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 60.0MB in the beginning and 130.5MB in the end (delta: -70.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-11 23:59:24,124 INFO L158 Benchmark]: CodeCheck took 14.60ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 128.7MB in the end (delta: 906.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:24,134 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 0.34ms. Allocated memory is still 125.8MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.23ms. Allocated memory is still 125.8MB. Free memory was 84.4MB in the beginning and 64.2MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.16ms. Allocated memory is still 125.8MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.49ms. Allocated memory is still 125.8MB. Free memory was 61.6MB in the beginning and 60.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.01ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 60.0MB in the beginning and 130.5MB in the end (delta: -70.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * CodeCheck took 14.60ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 128.7MB in the end (delta: 906.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:24,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:26,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:27,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:27,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:27,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:27,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:27,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:27,164 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:27,165 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:27,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:27,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:27,171 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:27,172 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:27,174 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:27,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:27,175 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:27,175 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:27,176 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:27,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:27,178 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:27,178 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:27,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:27,181 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:27,181 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:27,182 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:27,182 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:27,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:27,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:27,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:27,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:27,186 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:27,186 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:27,187 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:27,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:27,188 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_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-11 23:59:27,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:27,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:27,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:27,626 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:27,627 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:27,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-11 23:59:30,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:31,309 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:31,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-11 23:59:31,332 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data/c493b4baa/71e013431287481d86e231283befcc4b/FLAG40e0c7682 [2023-11-11 23:59:31,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/data/c493b4baa/71e013431287481d86e231283befcc4b [2023-11-11 23:59:31,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:31,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:31,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:31,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:31,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:31,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:31" (1/1) ... [2023-11-11 23:59:31,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@676483c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:31, skipping insertion in model container [2023-11-11 23:59:31,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:31" (1/1) ... [2023-11-11 23:59:31,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:31,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:31,981 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:32,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:32,154 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:32,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32 WrapperNode [2023-11-11 23:59:32,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:32,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:32,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:32,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:32,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,251 INFO L138 Inliner]: procedures = 175, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 149 [2023-11-11 23:59:32,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:32,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:32,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:32,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:32,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,329 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:32,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:32,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:32,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:32,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:32" (1/1) ... [2023-11-11 23:59:32,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:32,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:32,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:32,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-11 23:59:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:59:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:59:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:59:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:59:32,420 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:59:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:59:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-11 23:59:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:59:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:59:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-11 23:59:32,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:59:32,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:59:32,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:32,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:32,425 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:32,670 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:32,672 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:33,160 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:33,170 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:33,171 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:33,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:33 BoogieIcfgContainer [2023-11-11 23:59:33,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:33,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:33,176 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:33,187 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:33,188 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:33" (1/1) ... [2023-11-11 23:59:33,189 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:59:33,198 INFO L158 Benchmark]: Toolchain (without parser) took 1841.46ms. Allocated memory is still 69.2MB. Free memory was 36.7MB in the beginning and 35.4MB in the end (delta: 1.2MB). Peak memory consumption was 89.2kB. Max. memory is 16.1GB. [2023-11-11 23:59:33,199 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 52.4MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:33,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.63ms. Allocated memory is still 69.2MB. Free memory was 36.4MB in the beginning and 44.2MB in the end (delta: -7.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.00ms. Allocated memory is still 69.2MB. Free memory was 44.2MB in the beginning and 41.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,202 INFO L158 Benchmark]: Boogie Preprocessor took 81.00ms. Allocated memory is still 69.2MB. Free memory was 41.8MB in the beginning and 39.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,203 INFO L158 Benchmark]: RCFGBuilder took 841.42ms. Allocated memory is still 69.2MB. Free memory was 39.4MB in the beginning and 36.5MB in the end (delta: 2.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-11 23:59:33,204 INFO L158 Benchmark]: CodeCheck took 20.39ms. Allocated memory is still 69.2MB. Free memory was 36.5MB in the beginning and 35.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:33,217 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 52.4MB. Free memory was 28.6MB in the beginning and 28.5MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.63ms. Allocated memory is still 69.2MB. Free memory was 36.4MB in the beginning and 44.2MB in the end (delta: -7.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.00ms. Allocated memory is still 69.2MB. Free memory was 44.2MB in the beginning and 41.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.00ms. Allocated memory is still 69.2MB. Free memory was 41.8MB in the beginning and 39.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 841.42ms. Allocated memory is still 69.2MB. Free memory was 39.4MB in the beginning and 36.5MB in the end (delta: 2.9MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 20.39ms. Allocated memory is still 69.2MB. Free memory was 36.5MB in the beginning and 35.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:33,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2830782-d863-468f-9522-886f5157bdc1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported