./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i --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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:38,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:38,210 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:55:38,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:38,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:38,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:38,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:38,271 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:38,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:38,280 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:38,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:38,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:38,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:38,282 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:55:38,283 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:55:38,283 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:55:38,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:38,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:38,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:38,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:38,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:38,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:38,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:38,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:38,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:38,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:38,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:38,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:38,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:38,290 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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-11-19 02:55:38,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:38,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:38,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:38,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:38,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:38,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:55:42,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:42,395 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:42,396 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:55:42,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data/49f010a54/e41b5c1b983b4fb7b0c7a462508b5122/FLAGa643fbcc2 [2023-11-19 02:55:42,438 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data/49f010a54/e41b5c1b983b4fb7b0c7a462508b5122 [2023-11-19 02:55:42,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:42,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:42,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:42,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:42,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:42,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:42" (1/1) ... [2023-11-19 02:55:42,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3081b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:42, skipping insertion in model container [2023-11-19 02:55:42,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:42" (1/1) ... [2023-11-19 02:55:42,586 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:43,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:43,030 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:43,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:43,179 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:43,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43 WrapperNode [2023-11-19 02:55:43,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:43,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:43,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:43,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:43,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,270 INFO L138 Inliner]: procedures = 168, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 140 [2023-11-19 02:55:43,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:43,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:43,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:43,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:43,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:43,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:43,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:43,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:43,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:43,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:43,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:43,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:55:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:55:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:55:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:55:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:55:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:43,438 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 02:55:43,609 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:43,611 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:43,936 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:43,958 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:43,959 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:55:43,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:43 BoogieIcfgContainer [2023-11-19 02:55:43,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:43,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:43,971 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:43,980 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:43,980 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:43" (1/1) ... [2023-11-19 02:55:43,981 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 02:55:43,985 INFO L158 Benchmark]: Toolchain (without parser) took 1535.05ms. Allocated memory is still 169.9MB. Free memory was 132.9MB in the beginning and 96.1MB in the end (delta: 36.8MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:43,986 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 92.9MB in the end (delta: 66.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:43,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.75ms. Allocated memory is still 169.9MB. Free memory was 132.9MB in the beginning and 122.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:55:43,987 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.32ms. Allocated memory is still 169.9MB. Free memory was 122.0MB in the beginning and 119.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:43,987 INFO L158 Benchmark]: Boogie Preprocessor took 43.03ms. Allocated memory is still 169.9MB. Free memory was 119.2MB in the beginning and 117.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:43,988 INFO L158 Benchmark]: RCFGBuilder took 640.96ms. Allocated memory is still 169.9MB. Free memory was 117.7MB in the beginning and 96.8MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:55:43,988 INFO L158 Benchmark]: CodeCheck took 12.94ms. Allocated memory is still 169.9MB. Free memory was 96.8MB in the beginning and 96.1MB in the end (delta: 681.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:43,991 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 0.22ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 92.9MB in the end (delta: 66.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.75ms. Allocated memory is still 169.9MB. Free memory was 132.9MB in the beginning and 122.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.32ms. Allocated memory is still 169.9MB. Free memory was 122.0MB in the beginning and 119.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.03ms. Allocated memory is still 169.9MB. Free memory was 119.2MB in the beginning and 117.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.96ms. Allocated memory is still 169.9MB. Free memory was 117.7MB in the beginning and 96.8MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 12.94ms. Allocated memory is still 169.9MB. Free memory was 96.8MB in the beginning and 96.1MB in the end (delta: 681.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:44,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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 a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:46,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:47,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:55:47,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:47,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:47,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:47,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:47,065 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:47,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:47,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:47,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:47,068 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:55:47,069 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:55:47,070 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:55:47,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:47,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:55:47,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:55:47,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:55:47,073 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:47,074 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:47,075 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:47,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:47,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:47,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:47,078 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:47,079 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:47,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:47,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:47,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:47,082 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:47,083 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:55:47,083 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:47,084 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:55:47,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:47,085 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_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5ee9b9286f55973fff2cea9c449f3602c5be2a48fed2e7e6cce6beebc18d9bc [2023-11-19 02:55:47,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:47,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:47,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:47,630 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:47,632 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:47,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:55:51,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:51,614 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:51,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/sv-benchmarks/c/pthread-deagle/circular_buffer_bad.i [2023-11-19 02:55:51,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data/8995cc470/b0bc71fd70a3405bb713ae598646f45a/FLAGdabd82ceb [2023-11-19 02:55:51,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/data/8995cc470/b0bc71fd70a3405bb713ae598646f45a [2023-11-19 02:55:51,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:51,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:51,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:51,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:51,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:51,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:51" (1/1) ... [2023-11-19 02:55:51,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5731375a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:51, skipping insertion in model container [2023-11-19 02:55:51,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:51" (1/1) ... [2023-11-19 02:55:51,741 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:52,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:52,345 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:52,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:52,595 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:52,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52 WrapperNode [2023-11-19 02:55:52,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:52,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:52,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:52,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:52,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,727 INFO L138 Inliner]: procedures = 175, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 139 [2023-11-19 02:55:52,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:52,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:52,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:52,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:52,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:52,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:52,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:52,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:52,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:52" (1/1) ... [2023-11-19 02:55:52,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:52,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:52,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:52,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:52,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 02:55:52,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:55:52,878 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:55:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:55:52,878 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:55:52,879 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:55:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:55:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 02:55:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:55:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:55:52,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 02:55:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:55:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:55:52,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:52,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:52,885 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 02:55:53,138 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:53,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:53,711 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:53,726 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:53,726 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:55:53,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:53 BoogieIcfgContainer [2023-11-19 02:55:53,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:53,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:53,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:53,751 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:53,752 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:53" (1/1) ... [2023-11-19 02:55:53,753 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 02:55:53,761 INFO L158 Benchmark]: Toolchain (without parser) took 2096.83ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 55.0MB in the beginning and 77.5MB in the end (delta: -22.4MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:53,762 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:53,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.65ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 52.9MB in the end (delta: 1.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-19 02:55:53,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.82ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 50.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:53,766 INFO L158 Benchmark]: Boogie Preprocessor took 50.95ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 48.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:53,768 INFO L158 Benchmark]: RCFGBuilder took 952.47ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 48.1MB in the beginning and 78.5MB in the end (delta: -30.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-19 02:55:53,769 INFO L158 Benchmark]: CodeCheck took 24.75ms. Allocated memory is still 109.1MB. Free memory was 78.5MB in the beginning and 77.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:53,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 933.65ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 52.9MB in the end (delta: 1.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.82ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 50.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.95ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 48.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 952.47ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 48.1MB in the beginning and 78.5MB in the end (delta: -30.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 24.75ms. Allocated memory is still 109.1MB. Free memory was 78.5MB in the beginning and 77.5MB in the end (delta: 1.0MB). 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 02:55:53,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f8cc33-9f87-4a13-84cb-52fa6752b5f7/bin/ukojak-verify-G8NBE6pJGL/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