./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/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_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:33,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:34,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:49:34,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:34,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:34,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:34,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:34,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:34,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:34,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:34,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:34,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:34,113 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:34,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:34,115 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:34,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:34,116 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:34,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:34,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:34,117 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:34,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:34,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:34,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:34,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:34,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:34,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:34,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:34,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:34,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:34,123 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:34,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:34,125 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:34,125 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_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-11 23:49:34,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:34,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:34,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:34,469 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:34,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:34,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:49:37,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:37,901 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:37,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:49:37,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data/14bb4241d/f90e5481b6914096ae1d16222518c9f9/FLAGa3e58eb39 [2023-11-11 23:49:38,198 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data/14bb4241d/f90e5481b6914096ae1d16222518c9f9 [2023-11-11 23:49:38,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:38,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:38,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:38,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:38,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:38,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:38" (1/1) ... [2023-11-11 23:49:38,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea10572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:38, skipping insertion in model container [2023-11-11 23:49:38,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:38" (1/1) ... [2023-11-11 23:49:38,306 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:38,895 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-11 23:49:38,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:38,957 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:39,019 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-11 23:49:39,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:39,159 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:39,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39 WrapperNode [2023-11-11 23:49:39,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:39,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:39,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:39,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:39,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,265 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 141 [2023-11-11 23:49:39,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:39,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:39,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:39,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:39,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:39,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:39,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:39,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:39,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:39,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:39,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:39,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:49:39,435 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:49:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:49:39,435 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:49:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:39,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-11 23:49:39,437 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-11 23:49:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:49:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:39,438 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-11 23:49:39,438 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-11 23:49:39,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:39,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:39,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:39,441 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 23:49:39,635 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:39,638 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:39,956 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:39,965 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:39,966 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:49:39,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:39 BoogieIcfgContainer [2023-11-11 23:49:39,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:39,974 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:39,974 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:39,984 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:39,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:39" (1/1) ... [2023-11-11 23:49:39,985 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 23:49:39,990 INFO L158 Benchmark]: Toolchain (without parser) took 1785.88ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 79.7MB in the beginning and 118.4MB in the end (delta: -38.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-11 23:49:39,990 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:39,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.96ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 79.4MB in the beginning and 139.7MB in the end (delta: -60.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-11 23:49:39,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.75ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 139.2MB in the end (delta: 461.2kB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-11 23:49:39,993 INFO L158 Benchmark]: Boogie Preprocessor took 79.70ms. Allocated memory is still 174.1MB. Free memory was 139.2MB in the beginning and 137.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:39,993 INFO L158 Benchmark]: RCFGBuilder took 625.95ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 119.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:49:39,994 INFO L158 Benchmark]: CodeCheck took 14.09ms. Allocated memory is still 174.1MB. Free memory was 119.5MB in the beginning and 118.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:40,007 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 0.24ms. Allocated memory is still 127.9MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 955.96ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 79.4MB in the beginning and 139.7MB in the end (delta: -60.3MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.75ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 139.2MB in the end (delta: 461.2kB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.70ms. Allocated memory is still 174.1MB. Free memory was 139.2MB in the beginning and 137.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 625.95ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 119.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.09ms. Allocated memory is still 174.1MB. Free memory was 119.5MB in the beginning and 118.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:40,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/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_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:42,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:42,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-11 23:49:42,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:42,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:42,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:42,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:42,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:42,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:42,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:42,890 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:42,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:42,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:42,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:42,893 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:42,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:42,894 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:49:42,894 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:49:42,895 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:49:42,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:42,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:42,897 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:42,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:42,898 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:42,898 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:49:42,899 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:42,899 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:42,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:42,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:42,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:42,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:42,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:42,903 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:49:42,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:42,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:42,904 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:49:42,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:42,905 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_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-11 23:49:43,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:43,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:43,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:43,386 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:43,386 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:43,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:49:46,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:46,820 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:46,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-11 23:49:46,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data/e2557cd5c/c56dbc3ab86248dc97b9c93d01f9d91b/FLAGc031f3fd1 [2023-11-11 23:49:46,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/data/e2557cd5c/c56dbc3ab86248dc97b9c93d01f9d91b [2023-11-11 23:49:46,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:46,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:46,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:46,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:46,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:46,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:46" (1/1) ... [2023-11-11 23:49:46,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5948c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:46, skipping insertion in model container [2023-11-11 23:49:46,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:46" (1/1) ... [2023-11-11 23:49:46,977 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:47,563 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-11 23:49:47,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:47,609 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:47,690 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-11 23:49:47,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:47,824 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:47,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47 WrapperNode [2023-11-11 23:49:47,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:47,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:47,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:47,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:47,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,929 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 137 [2023-11-11 23:49:47,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:47,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:47,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:47,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:47,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:47,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:47,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:47,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:47,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:47" (1/1) ... [2023-11-11 23:49:47,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:48,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:48,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:48,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:49:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:49:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:49:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:49:48,072 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:49:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:49:48,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:49:48,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:49:48,073 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-11 23:49:48,073 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-11 23:49:48,073 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:49:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-11 23:49:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-11 23:49:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:48,078 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 23:49:48,313 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:48,315 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:48,611 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:48,621 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:48,621 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:49:48,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:48 BoogieIcfgContainer [2023-11-11 23:49:48,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:48,625 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:48,625 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:48,636 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:48,636 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:48" (1/1) ... [2023-11-11 23:49:48,637 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 23:49:48,641 INFO L158 Benchmark]: Toolchain (without parser) took 1757.31ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 61.4MB in the beginning and 84.8MB in the end (delta: -23.4MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2023-11-11 23:49:48,642 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:48,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 937.94ms. Allocated memory is still 86.0MB. Free memory was 61.1MB in the beginning and 56.8MB in the end (delta: 4.4MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-11 23:49:48,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.13ms. Allocated memory is still 86.0MB. Free memory was 56.8MB in the beginning and 54.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:48,644 INFO L158 Benchmark]: Boogie Preprocessor took 48.11ms. Allocated memory is still 86.0MB. Free memory was 54.2MB in the beginning and 51.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:48,645 INFO L158 Benchmark]: RCFGBuilder took 645.42ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 51.8MB in the beginning and 85.7MB in the end (delta: -33.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:49:48,645 INFO L158 Benchmark]: CodeCheck took 14.43ms. Allocated memory is still 109.1MB. Free memory was 85.7MB in the beginning and 84.8MB in the end (delta: 931.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:48,649 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 0.31ms. Allocated memory is still 86.0MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 937.94ms. Allocated memory is still 86.0MB. Free memory was 61.1MB in the beginning and 56.8MB in the end (delta: 4.4MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.13ms. Allocated memory is still 86.0MB. Free memory was 56.8MB in the beginning and 54.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.11ms. Allocated memory is still 86.0MB. Free memory was 54.2MB in the beginning and 51.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.42ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 51.8MB in the beginning and 85.7MB in the end (delta: -33.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.43ms. Allocated memory is still 109.1MB. Free memory was 85.7MB in the beginning and 84.8MB in the end (delta: 931.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:48,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b55ec6f3-27ab-4801-b649-8ab6ed3e8a17/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