./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe034_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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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 11eadb3d3dbb959cb5d260936a4e759de0e9c0b331e2b23d922151dc0bfe3fa5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:56:11,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:56:11,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:56:11,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:56:11,448 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:56:11,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:56:11,467 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:56:11,467 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:56:11,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:56:11,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:56:11,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:56:11,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:56:11,468 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:56:11,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:56:11,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:56:11,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:56:11,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:56:11,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:56:11,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:56:11,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:56:11,471 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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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 -> 11eadb3d3dbb959cb5d260936a4e759de0e9c0b331e2b23d922151dc0bfe3fa5 [2024-12-05 21:56:11,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:56:11,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:56:11,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:56:11,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:56:11,683 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:56:11,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-05 21:56:14,278 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/ed585c45c/c121f60ad9cb404b9e257d0d69a6e34c/FLAG452dbd0f0 [2024-12-05 21:56:14,552 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:56:14,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/sv-benchmarks/c/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-05 21:56:14,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/ed585c45c/c121f60ad9cb404b9e257d0d69a6e34c/FLAG452dbd0f0 [2024-12-05 21:56:14,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/ed585c45c/c121f60ad9cb404b9e257d0d69a6e34c [2024-12-05 21:56:14,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:56:14,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:56:14,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:56:14,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:56:14,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:56:14,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:56:14" (1/1) ... [2024-12-05 21:56:14,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d9949a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:14, skipping insertion in model container [2024-12-05 21:56:14,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:56:14" (1/1) ... [2024-12-05 21:56:14,898 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:56:15,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:56:15,153 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:56:15,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:56:15,233 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:56:15,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15 WrapperNode [2024-12-05 21:56:15,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:56:15,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:56:15,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:56:15,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:56:15,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,263 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2024-12-05 21:56:15,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:56:15,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:56:15,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:56:15,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:56:15,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,275 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:56:15,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:56:15,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:56:15,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:56:15,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:15" (1/1) ... [2024-12-05 21:56:15,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:56:15,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:56:15,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:56:15,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:56:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:56:15,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:56:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:56:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:56:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 21:56:15,340 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 21:56:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 21:56:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 21:56:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 21:56:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 21:56:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:56:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:56:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:56:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:56:15,342 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:56:15,444 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:56:15,446 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:56:15,685 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:56:15,685 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:56:15,804 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:56:15,809 INFO L158 Benchmark]: Toolchain (without parser) took 942.00ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 85.4MB in the end (delta: 7.1MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-12-05 21:56:15,810 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.2MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:56:15,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.17ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 69.7MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:56:15,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.42ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 67.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:56:15,811 INFO L158 Benchmark]: Boogie Preprocessor took 17.80ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 66.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:56:15,811 INFO L158 Benchmark]: RCFGBuilder took 525.54ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 85.4MB in the end (delta: -19.0MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-12-05 21:56:15,813 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.2MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.17ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 69.7MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.42ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 67.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.80ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 66.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.54ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 85.4MB in the end (delta: -19.0MB). Peak memory consumption was 30.2MB. 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. [2024-12-05 21:56:15,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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 11eadb3d3dbb959cb5d260936a4e759de0e9c0b331e2b23d922151dc0bfe3fa5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:56:17,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:56:17,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 21:56:17,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:56:17,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:56:17,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:56:17,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:56:17,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:56:17,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:56:17,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:56:17,861 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:56:17,862 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:56:17,863 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:17,863 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:56:17,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:56:17,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:56:17,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:56:17,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:56:17,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:56:17,864 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:56:17,864 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:56:17,864 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:56:17,864 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_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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 -> 11eadb3d3dbb959cb5d260936a4e759de0e9c0b331e2b23d922151dc0bfe3fa5 [2024-12-05 21:56:18,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:56:18,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:56:18,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:56:18,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:56:18,106 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:56:18,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-05 21:56:20,766 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/34a32ef1b/fb42337d0ebd49b1abdf2a840318ae00/FLAGba39e9044 [2024-12-05 21:56:21,039 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:56:21,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/sv-benchmarks/c/pthread-wmm/safe034_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-05 21:56:21,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/34a32ef1b/fb42337d0ebd49b1abdf2a840318ae00/FLAGba39e9044 [2024-12-05 21:56:21,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/data/34a32ef1b/fb42337d0ebd49b1abdf2a840318ae00 [2024-12-05 21:56:21,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:56:21,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:56:21,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:56:21,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:56:21,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:56:21,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd946ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21, skipping insertion in model container [2024-12-05 21:56:21,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:56:21,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:56:21,663 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:56:21,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:56:21,750 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:56:21,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21 WrapperNode [2024-12-05 21:56:21,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:56:21,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:56:21,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:56:21,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:56:21,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,787 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-12-05 21:56:21,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:56:21,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:56:21,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:56:21,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:56:21,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,800 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,810 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,820 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:56:21,821 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:56:21,821 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:56:21,821 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:56:21,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:21" (1/1) ... [2024-12-05 21:56:21,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:56:21,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:56:21,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:56:21,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:56:21,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:56:21,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 21:56:21,882 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 21:56:21,882 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 21:56:21,882 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:56:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:56:21,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:56:21,884 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:56:21,991 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:56:21,992 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:56:22,281 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:56:22,281 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:56:22,409 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:56:22,415 INFO L158 Benchmark]: Toolchain (without parser) took 1069.43ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 61.5MB in the end (delta: 6.8MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-05 21:56:22,415 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:56:22,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.35ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 45.1MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:56:22,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.33ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 43.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:56:22,417 INFO L158 Benchmark]: Boogie Preprocessor took 31.96ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 41.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:56:22,417 INFO L158 Benchmark]: RCFGBuilder took 592.56ms. Allocated memory is still 92.3MB. Free memory was 41.2MB in the beginning and 61.5MB in the end (delta: -20.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-05 21:56:22,419 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.35ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 45.1MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.33ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 43.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.96ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 41.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 592.56ms. Allocated memory is still 92.3MB. Free memory was 41.2MB in the beginning and 61.5MB in the end (delta: -20.3MB). Peak memory consumption was 14.1MB. 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. [2024-12-05 21:56:22,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc9ed38-e4f2-405a-8c20-ce27bca52a94/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?