./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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 fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:33:41,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:33:41,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:33:41,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:33:41,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:33:41,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:33:41,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:33:41,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:33:41,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:33:41,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:33:41,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:33:41,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:33:41,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:33:41,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:33:41,482 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:33:41,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:33:41,482 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:33:41,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:33:41,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:33:41,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:33:41,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:33:41,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:33:41,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:33:41,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:33:41,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:33:41,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:33:41,483 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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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 -> fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 [2024-12-06 01:33:41,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:33:41,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:33:41,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:33:41,775 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:33:41,775 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:33:41,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:33:44,496 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/0c0404a70/eb210481e8ab444696162fbc0cfd2f2c/FLAG2114d29ea [2024-12-06 01:33:44,735 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:33:44,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:33:44,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/0c0404a70/eb210481e8ab444696162fbc0cfd2f2c/FLAG2114d29ea [2024-12-06 01:33:44,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/0c0404a70/eb210481e8ab444696162fbc0cfd2f2c [2024-12-06 01:33:44,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:33:44,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:33:44,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:33:44,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:33:44,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:33:44,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:33:44" (1/1) ... [2024-12-06 01:33:44,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0192b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:44, skipping insertion in model container [2024-12-06 01:33:44,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:33:44" (1/1) ... [2024-12-06 01:33:44,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:33:45,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:33:45,105 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:33:45,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:33:45,184 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:33:45,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45 WrapperNode [2024-12-06 01:33:45,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:33:45,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:33:45,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:33:45,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:33:45,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,221 INFO L138 Inliner]: procedures = 174, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2024-12-06 01:33:45,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:33:45,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:33:45,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:33:45,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:33:45,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,239 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:33:45,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:33:45,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:33:45,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:33:45,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:45" (1/1) ... [2024-12-06 01:33:45,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:33:45,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:33:45,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:33:45,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:33:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:33:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:33:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:33:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:33:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:33:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:33:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:33:45,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:33:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:33:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:33:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:33:45,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:33:45,315 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:33:45,439 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:33:45,441 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:33:45,718 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:33:45,719 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:33:45,858 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:33:45,863 INFO L158 Benchmark]: Toolchain (without parser) took 1095.66ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 83.6MB in the end (delta: 8.4MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-12-06 01:33:45,864 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:33:45,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.86ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 69.6MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:33:45,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.67ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 67.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:33:45,865 INFO L158 Benchmark]: Boogie Preprocessor took 26.19ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 66.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:33:45,865 INFO L158 Benchmark]: RCFGBuilder took 612.91ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 83.6MB in the end (delta: -17.5MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-12-06 01:33:45,867 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.86ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 69.6MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.67ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 67.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.19ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 66.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 612.91ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 83.6MB in the end (delta: -17.5MB). Peak memory consumption was 38.6MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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. [2024-12-06 01:33:45,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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 fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:33:47,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:33:47,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 01:33:48,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:33:48,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:33:48,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:33:48,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:33:48,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:33:48,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:33:48,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:33:48,014 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:33:48,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:33:48,016 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:33:48,016 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:33:48,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:33:48,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:33:48,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:33:48,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:33:48,017 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:33:48,017 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:33:48,017 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:33:48,017 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:33:48,017 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_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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 -> fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 [2024-12-06 01:33:48,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:33:48,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:33:48,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:33:48,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:33:48,276 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:33:48,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:33:51,071 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/55dbc0edc/ace85ac4b6294dd8b74571222f726f14/FLAGcc8fce8ca [2024-12-06 01:33:51,302 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:33:51,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:33:51,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/55dbc0edc/ace85ac4b6294dd8b74571222f726f14/FLAGcc8fce8ca [2024-12-06 01:33:51,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/data/55dbc0edc/ace85ac4b6294dd8b74571222f726f14 [2024-12-06 01:33:51,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:33:51,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:33:51,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:33:51,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:33:51,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:33:51,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49972803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51, skipping insertion in model container [2024-12-06 01:33:51,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,384 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:33:51,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:33:51,697 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:33:51,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:33:51,783 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:33:51,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51 WrapperNode [2024-12-06 01:33:51,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:33:51,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:33:51,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:33:51,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:33:51,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,803 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,822 INFO L138 Inliner]: procedures = 175, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-12-06 01:33:51,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:33:51,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:33:51,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:33:51,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:33:51,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,843 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:33:51,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:33:51,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:33:51,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:33:51,856 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:33:51" (1/1) ... [2024-12-06 01:33:51,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:33:51,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:33:51,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:33:51,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:33:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:33:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:33:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:33:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:33:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:33:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:33:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:33:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:33:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:33:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:33:51,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:33:51,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:33:51,931 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:33:52,069 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:33:52,071 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:33:52,351 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:33:52,351 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:33:52,482 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:33:52,487 INFO L158 Benchmark]: Toolchain (without parser) took 1147.21ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 59.9MB in the end (delta: 8.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-06 01:33:52,487 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:33:52,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.66ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 45.3MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:33:52,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.91ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 43.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:33:52,489 INFO L158 Benchmark]: Boogie Preprocessor took 30.97ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 41.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:33:52,489 INFO L158 Benchmark]: RCFGBuilder took 630.45ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 59.9MB in the end (delta: -18.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-06 01:33:52,491 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.66ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 45.3MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.91ms. Allocated memory is still 92.3MB. Free memory was 45.3MB in the beginning and 43.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.97ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 41.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 630.45ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 59.9MB in the end (delta: -18.4MB). Peak memory consumption was 13.9MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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. [2024-12-06 01:33:52,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2ade6e-46e9-4a24-b1de-1ed2c55f4cc6/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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?