./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_safe-7.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_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b --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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:16,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:16,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:41:16,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:41:16,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:41:16,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:16,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:16,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:16,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:16,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:16,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:16,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:16,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:16,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:16,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:16,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:16,585 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:41:16,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:41:16,585 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_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b 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 -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2024-12-05 21:41:16,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:16,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:16,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:16,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:16,830 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:16,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-05 21:41:19,475 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/2edb2ebb4/71594b06b43c43edbc2f3560b68a226a/FLAG4f74c2d52 [2024-12-05 21:41:19,682 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:19,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-05 21:41:19,694 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/2edb2ebb4/71594b06b43c43edbc2f3560b68a226a/FLAG4f74c2d52 [2024-12-05 21:41:19,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/2edb2ebb4/71594b06b43c43edbc2f3560b68a226a [2024-12-05 21:41:19,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:19,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:19,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:19,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:19,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:19,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:19" (1/1) ... [2024-12-05 21:41:19,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af1a65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:19, skipping insertion in model container [2024-12-05 21:41:19,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:19" (1/1) ... [2024-12-05 21:41:19,735 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:19,965 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_e18fd474-c456-4044-9d01-95df1caeaca2/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2024-12-05 21:41:19,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:19,992 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:41:20,023 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_e18fd474-c456-4044-9d01-95df1caeaca2/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2024-12-05 21:41:20,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:20,059 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:41:20,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20 WrapperNode [2024-12-05 21:41:20,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:20,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:20,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:41:20,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:41:20,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,075 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,092 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-12-05 21:41:20,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:20,093 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:41:20,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:41:20,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:41:20,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,103 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:41:20,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:41:20,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:41:20,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:41:20,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:20,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:41:20,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:41:20,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:41:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 21:41:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 21:41:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 21:41:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 21:41:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:41:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:41:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:41:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:41:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:41:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:41:20,158 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:41:20,244 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:41:20,245 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:41:20,361 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:41:20,361 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:41:20,370 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:41:20,371 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 21:41:20,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:20 BoogieIcfgContainer [2024-12-05 21:41:20,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:41:20,372 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:41:20,372 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:41:20,381 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:41:20,381 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:20" (1/1) ... [2024-12-05 21:41:20,382 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:41:20,387 INFO L158 Benchmark]: Toolchain (without parser) took 678.78ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 55.2MB in the end (delta: 36.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:41:20,387 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:20,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.84ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 72.0MB in the end (delta: 19.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:20,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.24ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:20,388 INFO L158 Benchmark]: Boogie Preprocessor took 17.48ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 69.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:20,388 INFO L158 Benchmark]: RCFGBuilder took 260.43ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 56.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:20,389 INFO L158 Benchmark]: CodeCheck took 13.53ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:20,391 INFO L338 ainManager$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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.84ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 72.0MB in the end (delta: 19.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.24ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 70.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.48ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 69.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 260.43ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 56.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 13.53ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:41:20,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/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_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b --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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:22,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:22,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:41:22,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:22,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:22,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:22,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:22,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:22,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:22,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:22,506 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:22,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:22,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:22,508 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:22,508 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:22,508 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:22,508 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:22,508 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:22,508 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:22,508 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:41:22,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:22,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:22,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:22,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:22,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:22,509 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:41:22,509 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:22,509 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:41:22,509 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_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b 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 -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2024-12-05 21:41:22,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:22,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:22,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:22,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:22,762 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:22,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-05 21:41:25,440 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/dd21d21c2/0a08d8980f6c42acb6c91c573b380665/FLAGd582ec088 [2024-12-05 21:41:25,693 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:25,694 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-05 21:41:25,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/dd21d21c2/0a08d8980f6c42acb6c91c573b380665/FLAGd582ec088 [2024-12-05 21:41:25,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/data/dd21d21c2/0a08d8980f6c42acb6c91c573b380665 [2024-12-05 21:41:25,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:25,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:25,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:25,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:25,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:25,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:25" (1/1) ... [2024-12-05 21:41:25,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcb3288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:25, skipping insertion in model container [2024-12-05 21:41:25,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:25" (1/1) ... [2024-12-05 21:41:25,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:26,023 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_e18fd474-c456-4044-9d01-95df1caeaca2/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2024-12-05 21:41:26,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:26,058 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:41:26,093 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_e18fd474-c456-4044-9d01-95df1caeaca2/sv-benchmarks/c/pthread/fib_safe-7.i[30241,30254] [2024-12-05 21:41:26,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:26,137 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:41:26,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26 WrapperNode [2024-12-05 21:41:26,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:26,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:26,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:41:26,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:41:26,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,173 INFO L138 Inliner]: procedures = 165, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-12-05 21:41:26,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:26,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:41:26,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:41:26,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:41:26,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,192 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:41:26,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:41:26,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:41:26,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:41:26,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:26,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:41:26,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:41:26,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:41:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 21:41:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 21:41:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 21:41:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 21:41:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:41:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:41:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:41:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:41:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:41:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:41:26,259 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:41:26,395 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:41:26,396 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:41:26,588 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:41:26,588 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:41:26,598 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:41:26,599 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 21:41:26,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:26 BoogieIcfgContainer [2024-12-05 21:41:26,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:41:26,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:41:26,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:41:26,611 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:41:26,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:26" (1/1) ... [2024-12-05 21:41:26,612 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:41:26,617 INFO L158 Benchmark]: Toolchain (without parser) took 890.84ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 58.9MB in the end (delta: 9.7MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:26,617 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:26,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.85ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 48.2MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:41:26,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.16ms. Allocated memory is still 92.3MB. Free memory was 48.1MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:26,619 INFO L158 Benchmark]: Boogie Preprocessor took 28.66ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 45.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:26,619 INFO L158 Benchmark]: RCFGBuilder took 395.69ms. Allocated memory is still 92.3MB. Free memory was 44.9MB in the beginning and 60.3MB in the end (delta: -15.4MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-05 21:41:26,620 INFO L158 Benchmark]: CodeCheck took 15.79ms. Allocated memory is still 92.3MB. Free memory was 60.0MB in the beginning and 58.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:26,622 INFO L338 ainManager$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 0.24ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.85ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 48.2MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.16ms. Allocated memory is still 92.3MB. Free memory was 48.1MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.66ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 45.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.69ms. Allocated memory is still 92.3MB. Free memory was 44.9MB in the beginning and 60.3MB in the end (delta: -15.4MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 15.79ms. Allocated memory is still 92.3MB. Free memory was 60.0MB in the beginning and 58.9MB 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. [2024-12-05 21:41:26,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e18fd474-c456-4044-9d01-95df1caeaca2/bin/ukojak-verify-CZk0znPC7b/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