./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3 --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 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:00:18,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:00:18,747 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:00:18,754 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:00:18,755 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:00:18,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:00:18,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:00:18,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:00:18,790 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:00:18,790 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:00:18,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:00:18,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:00:18,791 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:00:18,791 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:00:18,791 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:00:18,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:00:18,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:00:18,792 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:00:18,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:00:18,793 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:00:18,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:18,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:00:18,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:00:18,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:00:18,794 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:00:18,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:00:18,794 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3 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 -> 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c [2024-11-25 02:00:19,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:00:19,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:00:19,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:00:19,145 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:00:19,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:00:19,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-11-25 02:00:22,027 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/63f8e1591/64c0d85af1c14590a023ccfeca6e9884/FLAGbaf42363f [2024-11-25 02:00:22,375 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:00:22,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-11-25 02:00:22,396 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/63f8e1591/64c0d85af1c14590a023ccfeca6e9884/FLAGbaf42363f [2024-11-25 02:00:22,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/63f8e1591/64c0d85af1c14590a023ccfeca6e9884 [2024-11-25 02:00:22,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:00:22,626 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:00:22,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:22,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:00:22,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:00:22,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:22" (1/1) ... [2024-11-25 02:00:22,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6314fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:22, skipping insertion in model container [2024-11-25 02:00:22,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:22" (1/1) ... [2024-11-25 02:00:22,683 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:00:22,980 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_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2024-11-25 02:00:23,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:23,024 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:00:23,088 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_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2024-11-25 02:00:23,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:23,141 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:00:23,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23 WrapperNode [2024-11-25 02:00:23,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:23,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:23,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:00:23,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:00:23,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,185 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-25 02:00:23,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:23,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:00:23,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:00:23,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:00:23,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,198 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:00:23,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:00:23,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:00:23,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:00:23,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:23,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:00:23,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:00:23,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:00:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-25 02:00:23,280 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-25 02:00:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-25 02:00:23,280 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-25 02:00:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:00:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:00:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:00:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:00:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:00:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:00:23,284 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:00:23,431 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:00:23,433 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:00:23,658 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:00:23,658 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:00:23,673 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:00:23,673 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-25 02:00:23,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:23 BoogieIcfgContainer [2024-11-25 02:00:23,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:00:23,675 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:00:23,677 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:00:23,688 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:00:23,689 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:23" (1/1) ... [2024-11-25 02:00:23,690 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:00:23,697 INFO L158 Benchmark]: Toolchain (without parser) took 1070.14ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 54.5MB in the end (delta: 36.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 02:00:23,697 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:23,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.41ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 71.4MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:00:23,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.97ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 69.5MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:00:23,700 INFO L158 Benchmark]: Boogie Preprocessor took 21.11ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 68.6MB in the end (delta: 934.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:23,700 INFO L158 Benchmark]: RCFGBuilder took 466.85ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 55.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:00:23,701 INFO L158 Benchmark]: CodeCheck took 20.50ms. Allocated memory is still 117.4MB. Free memory was 55.9MB in the beginning and 54.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:23,706 INFO L338 ainManager$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 0.37ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.41ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 71.4MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.97ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 69.5MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.11ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 68.6MB in the end (delta: 934.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.85ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 55.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 20.50ms. Allocated memory is still 117.4MB. Free memory was 55.9MB in the beginning and 54.5MB 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. [2024-11-25 02:00:23,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3 --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 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:00:26,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:00:26,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:00:26,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:00:26,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:00:26,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:00:26,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:00:26,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:00:26,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:00:26,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:00:26,735 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:00:26,736 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:00:26,736 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:00:26,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:26,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:00:26,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3 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 -> 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c [2024-11-25 02:00:27,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:00:27,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:00:27,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:00:27,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:00:27,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:00:27,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-11-25 02:00:29,976 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/f0b66850a/38e3efcaafd34cf499e68d0f41b55f9b/FLAG5ea4a6a9d [2024-11-25 02:00:30,366 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:00:30,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-11-25 02:00:30,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/f0b66850a/38e3efcaafd34cf499e68d0f41b55f9b/FLAG5ea4a6a9d [2024-11-25 02:00:30,409 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/data/f0b66850a/38e3efcaafd34cf499e68d0f41b55f9b [2024-11-25 02:00:30,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:00:30,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:00:30,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:30,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:00:30,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:00:30,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:30,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10324ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30, skipping insertion in model container [2024-11-25 02:00:30,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:30,476 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:00:30,855 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_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2024-11-25 02:00:30,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:30,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:00:30,932 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_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2024-11-25 02:00:30,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:30,977 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:00:30,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30 WrapperNode [2024-11-25 02:00:30,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:30,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:30,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:00:30,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:00:30,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:30,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,020 INFO L138 Inliner]: procedures = 165, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-25 02:00:31,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:31,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:00:31,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:00:31,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:00:31,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,051 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:00:31,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:00:31,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:00:31,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:00:31,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:30" (1/1) ... [2024-11-25 02:00:31,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:31,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:00:31,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:00:31,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:00:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-25 02:00:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-25 02:00:31,151 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-25 02:00:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-25 02:00:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:00:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:00:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:00:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:00:31,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:00:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:00:31,154 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:00:31,315 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:00:31,317 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:00:31,553 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:00:31,553 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:00:31,563 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:00:31,563 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-25 02:00:31,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:31 BoogieIcfgContainer [2024-11-25 02:00:31,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:00:31,564 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:00:31,564 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:00:31,575 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:00:31,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:31" (1/1) ... [2024-11-25 02:00:31,576 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:00:31,581 INFO L158 Benchmark]: Toolchain (without parser) took 1165.54ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 51.9MB in the end (delta: 39.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 02:00:31,582 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:31,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.49ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 71.0MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:00:31,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.99ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 69.3MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:00:31,583 INFO L158 Benchmark]: Boogie Preprocessor took 50.12ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 67.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:31,583 INFO L158 Benchmark]: RCFGBuilder took 490.97ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 53.2MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:00:31,583 INFO L158 Benchmark]: CodeCheck took 15.43ms. Allocated memory is still 117.4MB. Free memory was 53.2MB in the beginning and 52.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:31,586 INFO L338 ainManager$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 0.37ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 561.49ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 71.0MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.99ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 69.3MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.12ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 67.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.97ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 53.2MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.43ms. Allocated memory is still 117.4MB. Free memory was 53.2MB in the beginning and 52.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:00:31,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_295cb35a-f10b-4e3f-a91f-aca6c63bce8e/bin/ukojak-verify-ENZ3QT5qd3/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