./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/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_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a843579fcb7bb5d5833d499f834986a668bfbdfa4c59a86e5d344f532fcebd9f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:22:33,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:22:33,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:22:33,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:22:33,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:22:33,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:22:33,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:22:33,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:22:33,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:22:33,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:22:33,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:22:33,397 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:22:33,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:22:33,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:33,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:22:33,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:22:33,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:22:33,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:22:33,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:22:33,399 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_984a7a56-9d29-4a38-9081-97c1e0bdebe2/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 ! overflow) ) 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 -> a843579fcb7bb5d5833d499f834986a668bfbdfa4c59a86e5d344f532fcebd9f [2024-12-05 23:22:33,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:22:33,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:22:33,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:22:33,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:22:33,653 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:22:33,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:22:36,302 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/b4461342f/6ed7f063a47b445a935564541684477a/FLAG576c1d3f1 [2024-12-05 23:22:36,566 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:22:36,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:22:36,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/b4461342f/6ed7f063a47b445a935564541684477a/FLAG576c1d3f1 [2024-12-05 23:22:36,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/b4461342f/6ed7f063a47b445a935564541684477a [2024-12-05 23:22:36,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:22:36,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:22:36,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:36,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:22:36,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:22:36,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:36" (1/1) ... [2024-12-05 23:22:36,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450d3e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:36, skipping insertion in model container [2024-12-05 23:22:36,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:36" (1/1) ... [2024-12-05 23:22:36,922 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:22:37,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:37,242 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:22:37,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:37,335 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:22:37,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37 WrapperNode [2024-12-05 23:22:37,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:37,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:37,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:22:37,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:22:37,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,380 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-12-05 23:22:37,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:37,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:22:37,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:22:37,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:22:37,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,395 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:22:37,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:22:37,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:22:37,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:22:37,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:37" (1/1) ... [2024-12-05 23:22:37,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:37,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:22:37,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:22:37,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:22:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:22:37,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:22:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:22:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:22:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:22:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:22:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:22:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:22:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:22:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:22:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:22:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:22:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:22:37,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:22:37,475 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 23:22:37,588 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:22:37,590 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:22:37,862 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:22:37,862 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:22:38,021 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:22:38,026 INFO L158 Benchmark]: Toolchain (without parser) took 1133.97ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 75.5MB in the end (delta: 16.2MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-12-05 23:22:38,027 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 86.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:38,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.64ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 68.4MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:22:38,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.50ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 66.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:38,028 INFO L158 Benchmark]: Boogie Preprocessor took 24.37ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:38,028 INFO L158 Benchmark]: RCFGBuilder took 619.27ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 75.5MB in the end (delta: -11.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-05 23:22:38,030 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 86.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.64ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 68.4MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.50ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 66.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.37ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 619.27ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 75.5MB in the end (delta: -11.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:22:38,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/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_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/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_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a843579fcb7bb5d5833d499f834986a668bfbdfa4c59a86e5d344f532fcebd9f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:22:40,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:22:40,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:22:40,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:22:40,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:22:40,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:22:40,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:22:40,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:22:40,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:22:40,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:22:40,170 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:22:40,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:22:40,171 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:22:40,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:22:40,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:22:40,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:40,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:22:40,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:22:40,173 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:22:40,173 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:22:40,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:40,173 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:22:40,173 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_984a7a56-9d29-4a38-9081-97c1e0bdebe2/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 ! overflow) ) 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 -> a843579fcb7bb5d5833d499f834986a668bfbdfa4c59a86e5d344f532fcebd9f [2024-12-05 23:22:40,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:22:40,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:22:40,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:22:40,407 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:22:40,407 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:22:40,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:22:43,060 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/eb6c6d287/9c9091f1bbf14097ad94a8df27677755/FLAG567a917a5 [2024-12-05 23:22:43,290 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:22:43,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/sv-benchmarks/c/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:22:43,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/eb6c6d287/9c9091f1bbf14097ad94a8df27677755/FLAG567a917a5 [2024-12-05 23:22:43,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/data/eb6c6d287/9c9091f1bbf14097ad94a8df27677755 [2024-12-05 23:22:43,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:22:43,626 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:22:43,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:43,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:22:43,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:22:43,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:43" (1/1) ... [2024-12-05 23:22:43,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64213240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:43, skipping insertion in model container [2024-12-05 23:22:43,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:22:43" (1/1) ... [2024-12-05 23:22:43,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:22:43,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:43,941 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:22:43,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:22:44,024 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:22:44,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44 WrapperNode [2024-12-05 23:22:44,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:22:44,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:44,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:22:44,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:22:44,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,059 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-12-05 23:22:44,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:22:44,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:22:44,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:22:44,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:22:44,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,068 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,068 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,077 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:22:44,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:22:44,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:22:44,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:22:44,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:22:44" (1/1) ... [2024-12-05 23:22:44,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:44,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:22:44,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:22:44,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:22:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:22:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:22:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:22:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:22:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:22:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:22:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:22:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:22:44,157 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 23:22:44,271 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:22:44,273 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:22:44,574 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:22:44,574 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:22:44,746 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:22:44,752 INFO L158 Benchmark]: Toolchain (without parser) took 1124.69ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 51.6MB in the end (delta: 17.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-12-05 23:22:44,752 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:44,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.24ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.9MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:22:44,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.93ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 42.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:44,753 INFO L158 Benchmark]: Boogie Preprocessor took 26.52ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:22:44,754 INFO L158 Benchmark]: RCFGBuilder took 662.62ms. Allocated memory is still 92.3MB. Free memory was 40.6MB in the beginning and 51.6MB in the end (delta: -11.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-12-05 23:22:44,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.24ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.9MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.93ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 42.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.52ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 662.62ms. Allocated memory is still 92.3MB. Free memory was 40.6MB in the beginning and 51.6MB in the end (delta: -11.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:22:44,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_984a7a56-9d29-4a38-9081-97c1e0bdebe2/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: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?