./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk --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 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:05,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:06,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:47:06,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:47:06,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:47:06,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:06,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:06,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:06,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:06,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:06,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:06,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:06,155 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:47:06,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:47:06,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:47:06,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:06,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:06,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:06,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:06,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:06,161 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:47:06,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:06,166 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:06,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:06,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:06,183 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:06,184 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:06,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:06,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:06,185 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:06,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:06,188 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:47:06,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:47:06,189 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2024-11-08 19:47:06,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:06,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:06,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:06,650 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:06,652 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:06,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/stack_longest-1.i Unable to find full path for "g++" [2024-11-08 19:47:08,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:09,256 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:09,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/sv-benchmarks/c/pthread/stack_longest-1.i [2024-11-08 19:47:09,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data/8968ad029/527dda29463a45868961b51afccf530d/FLAG2c4adc74c [2024-11-08 19:47:09,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data/8968ad029/527dda29463a45868961b51afccf530d [2024-11-08 19:47:09,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:09,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:09,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:09,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:09,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:09,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:09" (1/1) ... [2024-11-08 19:47:09,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce4a384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:09, skipping insertion in model container [2024-11-08 19:47:09,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:09" (1/1) ... [2024-11-08 19:47:09,395 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:10,021 WARN L250 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2024-11-08 19:47:10,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:10,111 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:10,154 WARN L250 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2024-11-08 19:47:10,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:10,324 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:10,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10 WrapperNode [2024-11-08 19:47:10,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:10,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:10,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:10,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:10,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,447 INFO L138 Inliner]: procedures = 277, calls = 831, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 936 [2024-11-08 19:47:10,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:10,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:10,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:10,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:10,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,605 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:10,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:10,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:10,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:10,619 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:10,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:10,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:10,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 19:47:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 19:47:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 19:47:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 19:47:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 19:47:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:47:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:47:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-11-08 19:47:10,695 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-11-08 19:47:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 19:47:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-11-08 19:47:10,696 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-11-08 19:47:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:47:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:10,700 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:47:10,897 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:10,900 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:12,487 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:47:12,488 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:12,557 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:12,558 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:12,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:12 BoogieIcfgContainer [2024-11-08 19:47:12,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:12,560 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:12,560 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:12,572 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:12,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:12" (1/1) ... [2024-11-08 19:47:12,574 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-08 19:47:12,583 INFO L158 Benchmark]: Toolchain (without parser) took 3261.53ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 104.8MB in the beginning and 131.6MB in the end (delta: -26.8MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-11-08 19:47:12,584 INFO L158 Benchmark]: CDTParser took 1.52ms. Allocated memory is still 140.5MB. Free memory was 108.8MB in the beginning and 108.7MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:12,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1003.83ms. Allocated memory is still 140.5MB. Free memory was 104.8MB in the beginning and 63.0MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 19:47:12,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.86ms. Allocated memory is still 140.5MB. Free memory was 63.0MB in the beginning and 54.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:47:12,588 INFO L158 Benchmark]: Boogie Preprocessor took 163.88ms. Allocated memory is still 140.5MB. Free memory was 54.2MB in the beginning and 98.7MB in the end (delta: -44.5MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-11-08 19:47:12,589 INFO L158 Benchmark]: RCFGBuilder took 1942.62ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 98.7MB in the beginning and 132.6MB in the end (delta: -34.0MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2024-11-08 19:47:12,590 INFO L158 Benchmark]: CodeCheck took 19.85ms. Allocated memory is still 197.1MB. Free memory was 132.6MB in the beginning and 131.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:47:12,593 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52ms. Allocated memory is still 140.5MB. Free memory was 108.8MB in the beginning and 108.7MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1003.83ms. Allocated memory is still 140.5MB. Free memory was 104.8MB in the beginning and 63.0MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.86ms. Allocated memory is still 140.5MB. Free memory was 63.0MB in the beginning and 54.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.88ms. Allocated memory is still 140.5MB. Free memory was 54.2MB in the beginning and 98.7MB in the end (delta: -44.5MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1942.62ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 98.7MB in the beginning and 132.6MB in the end (delta: -34.0MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * CodeCheck took 19.85ms. Allocated memory is still 197.1MB. Free memory was 132.6MB in the beginning and 131.6MB 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. [2024-11-08 19:47:12,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk --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 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:15,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:15,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:47:15,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:15,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:15,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:15,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:15,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:15,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:15,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:15,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:47:15,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:47:15,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:15,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:15,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:15,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:15,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:47:15,555 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:47:15,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:15,556 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:47:15,556 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:47:15,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:15,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:15,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:15,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:15,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:15,558 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:15,558 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:47:15,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:15,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:15,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:15,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:15,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:15,560 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:47:15,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:15,562 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:47:15,562 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2024-11-08 19:47:16,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:16,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:16,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:16,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:16,069 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:16,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/stack_longest-1.i Unable to find full path for "g++" [2024-11-08 19:47:18,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:18,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:18,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/sv-benchmarks/c/pthread/stack_longest-1.i [2024-11-08 19:47:18,711 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data/52e7784c9/bd685ee404d54e38845651e81245fbfe/FLAGb0422439d [2024-11-08 19:47:18,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/data/52e7784c9/bd685ee404d54e38845651e81245fbfe [2024-11-08 19:47:18,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:18,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:18,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:18,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:18,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:18,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:18" (1/1) ... [2024-11-08 19:47:19,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552733b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:19, skipping insertion in model container [2024-11-08 19:47:19,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:18" (1/1) ... [2024-11-08 19:47:19,060 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:19,649 WARN L250 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2024-11-08 19:47:19,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:19,753 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:19,812 WARN L250 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_797d5a6e-35f9-4925-b44b-139ac8e42cdc/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2024-11-08 19:47:19,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:20,048 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:20,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20 WrapperNode [2024-11-08 19:47:20,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:20,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:20,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:20,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:20,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,187 INFO L138 Inliner]: procedures = 281, calls = 831, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 932 [2024-11-08 19:47:20,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:20,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:20,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:20,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:20,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:20,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:20,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:20,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:20,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:20" (1/1) ... [2024-11-08 19:47:20,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:20,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:20,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 19:47:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 19:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 19:47:20,450 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 19:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 19:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 19:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-11-08 19:47:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-11-08 19:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 19:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-11-08 19:47:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-11-08 19:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:20,455 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:47:20,696 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:20,698 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:22,912 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:47:22,912 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:22,979 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:22,983 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:22,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:22 BoogieIcfgContainer [2024-11-08 19:47:22,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:22,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:22,985 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:23,002 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:23,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:22" (1/1) ... [2024-11-08 19:47:23,004 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-08 19:47:23,011 INFO L158 Benchmark]: Toolchain (without parser) took 4020.50ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 67.2MB in the beginning and 68.6MB in the end (delta: -1.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:23,012 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 54.5MB. Free memory was 31.4MB in the beginning and 31.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:23,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1057.79ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 46.4MB in the end (delta: 20.5MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:23,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.60ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 37.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:47:23,016 INFO L158 Benchmark]: Boogie Preprocessor took 150.99ms. Allocated memory is still 86.0MB. Free memory was 37.3MB in the beginning and 53.6MB in the end (delta: -16.3MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:23,017 INFO L158 Benchmark]: RCFGBuilder took 2644.13ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 53.6MB in the beginning and 69.9MB in the end (delta: -16.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2024-11-08 19:47:23,018 INFO L158 Benchmark]: CodeCheck took 24.17ms. Allocated memory is still 111.1MB. Free memory was 69.9MB in the beginning and 68.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:23,024 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 54.5MB. Free memory was 31.4MB in the beginning and 31.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1057.79ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 46.4MB in the end (delta: 20.5MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.60ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 37.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.99ms. Allocated memory is still 86.0MB. Free memory was 37.3MB in the beginning and 53.6MB in the end (delta: -16.3MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2644.13ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 53.6MB in the beginning and 69.9MB in the end (delta: -16.4MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * CodeCheck took 24.17ms. Allocated memory is still 111.1MB. Free memory was 69.9MB in the beginning and 68.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:47:23,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797d5a6e-35f9-4925-b44b-139ac8e42cdc/bin/ukojak-verify-ImItNfHLgk/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