./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL --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 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:34,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:34,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:47:34,246 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:34,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:34,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:34,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:34,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:34,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:34,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:34,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:34,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:34,287 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:34,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:34,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:34,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:34,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:34,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:34,290 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:34,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:34,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:34,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:34,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:34,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:34,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:34,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:34,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:34,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:34,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:34,295 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:34,296 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:34,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:34,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:34,297 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_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe [2023-11-19 02:47:34,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:34,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:34,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:34,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:34,606 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:34,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 02:47:37,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:37,980 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:37,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 02:47:38,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data/29b41cad4/35967060a91847aa91f7f76223988ac6/FLAG063fcbec6 [2023-11-19 02:47:38,019 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data/29b41cad4/35967060a91847aa91f7f76223988ac6 [2023-11-19 02:47:38,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:38,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:38,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:38,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:38,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:38,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71067f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38, skipping insertion in model container [2023-11-19 02:47:38,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:38,517 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_398c883b-5380-4544-a8eb-0e0eff1fe973/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i[31355,31368] [2023-11-19 02:47:38,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:38,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:38,615 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_398c883b-5380-4544-a8eb-0e0eff1fe973/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i[31355,31368] [2023-11-19 02:47:38,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:38,679 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:47:38,680 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:47:38,688 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:38,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38 WrapperNode [2023-11-19 02:47:38,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:38,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:38,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:38,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:38,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,754 INFO L138 Inliner]: procedures = 171, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 121 [2023-11-19 02:47:38,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:38,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:38,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:38,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:38,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:38,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:38,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:38,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:38,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:38" (1/1) ... [2023-11-19 02:47:38,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:38,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:38,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:38,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:47:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:47:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:47:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:47:38,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:38,896 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-19 02:47:38,896 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-19 02:47:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:47:38,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:38,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:38,899 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:47:39,043 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:39,046 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:39,274 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:39,371 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:39,371 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:47:39,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:39 BoogieIcfgContainer [2023-11-19 02:47:39,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:39,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:39,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:39,388 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:39,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:39" (1/1) ... [2023-11-19 02:47:39,389 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:47:39,394 INFO L158 Benchmark]: Toolchain (without parser) took 1369.50ms. Allocated memory is still 148.9MB. Free memory was 98.9MB in the beginning and 52.3MB in the end (delta: 46.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:39,394 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 148.9MB. Free memory was 112.0MB in the beginning and 111.8MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:39,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.23ms. Allocated memory is still 148.9MB. Free memory was 98.4MB in the beginning and 78.0MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:47:39,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.33ms. Allocated memory is still 148.9MB. Free memory was 78.0MB in the beginning and 75.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:39,397 INFO L158 Benchmark]: Boogie Preprocessor took 36.84ms. Allocated memory is still 148.9MB. Free memory was 75.4MB in the beginning and 73.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:39,397 INFO L158 Benchmark]: RCFGBuilder took 582.23ms. Allocated memory is still 148.9MB. Free memory was 73.8MB in the beginning and 53.9MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:47:39,398 INFO L158 Benchmark]: CodeCheck took 15.44ms. Allocated memory is still 148.9MB. Free memory was 53.4MB in the beginning and 52.8MB in the end (delta: 561.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:39,402 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 0.27ms. Allocated memory is still 148.9MB. Free memory was 112.0MB in the beginning and 111.8MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.23ms. Allocated memory is still 148.9MB. Free memory was 98.4MB in the beginning and 78.0MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.33ms. Allocated memory is still 148.9MB. Free memory was 78.0MB in the beginning and 75.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.84ms. Allocated memory is still 148.9MB. Free memory was 75.4MB in the beginning and 73.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 582.23ms. Allocated memory is still 148.9MB. Free memory was 73.8MB in the beginning and 53.9MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.44ms. Allocated memory is still 148.9MB. Free memory was 53.4MB in the beginning and 52.8MB in the end (delta: 561.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:39,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL --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 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:42,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:42,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:47:42,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:42,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:42,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:42,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:42,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:42,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:42,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:42,386 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:42,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:42,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:42,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:42,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:42,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:42,389 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:47:42,390 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:47:42,390 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:47:42,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:42,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:42,392 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:42,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:42,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:42,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:42,394 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:42,394 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:42,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:42,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:42,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:42,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:42,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:42,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:47:42,398 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:42,398 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:42,398 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:47:42,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:42,399 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_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe [2023-11-19 02:47:42,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:42,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:42,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:42,867 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:42,867 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:42,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 02:47:45,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:46,392 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:46,393 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 02:47:46,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data/d29acc66c/0ced1f08240b4852ae87ee616bd87699/FLAG5cddbc5e3 [2023-11-19 02:47:46,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/data/d29acc66c/0ced1f08240b4852ae87ee616bd87699 [2023-11-19 02:47:46,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:46,435 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:46,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:46,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:46,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:46,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:46" (1/1) ... [2023-11-19 02:47:46,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d881a9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:46, skipping insertion in model container [2023-11-19 02:47:46,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:46" (1/1) ... [2023-11-19 02:47:46,517 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:47,060 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_398c883b-5380-4544-a8eb-0e0eff1fe973/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i[31355,31368] [2023-11-19 02:47:47,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:47,107 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:47,162 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_398c883b-5380-4544-a8eb-0e0eff1fe973/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i[31355,31368] [2023-11-19 02:47:47,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:47,238 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:47:47,238 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:47:47,247 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:47,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47 WrapperNode [2023-11-19 02:47:47,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:47,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:47,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:47,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:47,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,335 INFO L138 Inliner]: procedures = 175, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2023-11-19 02:47:47,335 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:47,336 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:47,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:47,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:47,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:47,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:47,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:47,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:47,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:47" (1/1) ... [2023-11-19 02:47:47,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:47,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:47,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:47,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:47:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:47:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:47:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:47:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:47:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:47:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:47:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-19 02:47:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-19 02:47:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:47:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:47,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:47,561 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:47:47,734 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:47,736 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:48,056 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:48,165 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:48,165 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:47:48,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:48 BoogieIcfgContainer [2023-11-19 02:47:48,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:48,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:48,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:48,183 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:48,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:48" (1/1) ... [2023-11-19 02:47:48,184 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:47:48,196 INFO L158 Benchmark]: Toolchain (without parser) took 1759.77ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 54.5MB in the end (delta: 20.6MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-11-19 02:47:48,196 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:48,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.58ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 53.2MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:47:48,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.66ms. Allocated memory is still 100.7MB. Free memory was 53.2MB in the beginning and 50.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:48,199 INFO L158 Benchmark]: Boogie Preprocessor took 121.91ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 78.0MB in the end (delta: -27.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:47:48,199 INFO L158 Benchmark]: RCFGBuilder took 710.93ms. Allocated memory is still 100.7MB. Free memory was 78.0MB in the beginning and 55.5MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:47:48,200 INFO L158 Benchmark]: CodeCheck took 23.21ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 54.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:48,204 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 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.58ms. Allocated memory is still 100.7MB. Free memory was 74.8MB in the beginning and 53.2MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.66ms. Allocated memory is still 100.7MB. Free memory was 53.2MB in the beginning and 50.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.91ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 78.0MB in the end (delta: -27.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 710.93ms. Allocated memory is still 100.7MB. Free memory was 78.0MB in the beginning and 55.5MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 23.21ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 54.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:48,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398c883b-5380-4544-a8eb-0e0eff1fe973/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported