./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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 be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:36:17,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:36:17,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 03:36:17,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:36:17,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:36:17,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:36:17,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:36:17,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:36:17,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:36:17,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:36:17,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:36:17,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:36:17,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:36:17,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:36:17,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:17,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:36:17,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:36:17,872 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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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 -> be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 [2024-12-06 03:36:18,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:36:18,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:36:18,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:36:18,133 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:36:18,133 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:36:18,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 03:36:20,839 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/723d2a5d8/df2945c92ed04576b6cf4f2dbcfe64c4/FLAG38a4d6864 [2024-12-06 03:36:21,111 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:36:21,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 03:36:21,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/723d2a5d8/df2945c92ed04576b6cf4f2dbcfe64c4/FLAG38a4d6864 [2024-12-06 03:36:21,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/723d2a5d8/df2945c92ed04576b6cf4f2dbcfe64c4 [2024-12-06 03:36:21,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:36:21,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:36:21,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:21,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:36:21,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:36:21,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4819d469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21, skipping insertion in model container [2024-12-06 03:36:21,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,178 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:36:21,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:21,499 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:36:21,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:21,586 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:36:21,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21 WrapperNode [2024-12-06 03:36:21,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:21,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:21,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:36:21,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:36:21,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,620 INFO L138 Inliner]: procedures = 174, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2024-12-06 03:36:21,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:21,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:36:21,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:36:21,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:36:21,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,642 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,647 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:36:21,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:36:21,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:36:21,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:36:21,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:21" (1/1) ... [2024-12-06 03:36:21,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:21,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:36:21,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:36:21,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:36:21,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:36:21,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:36:21,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:36:21,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:36:21,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:36:21,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:36:21,718 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 03:36:21,835 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:36:21,837 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:36:22,159 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:36:22,159 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:36:22,336 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$w_buff0~0 := 2;~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:36:22,341 INFO L158 Benchmark]: Toolchain (without parser) took 1200.62ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 90.6MB in the end (delta: 25.0MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2024-12-06 03:36:22,341 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:22,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.78ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 90.6MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:36:22,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.99ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 88.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:22,342 INFO L158 Benchmark]: Boogie Preprocessor took 30.88ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 86.5MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:36:22,343 INFO L158 Benchmark]: RCFGBuilder took 686.86ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 90.6MB in the end (delta: -4.1MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-12-06 03:36:22,345 INFO L338 ainManager$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 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.78ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 90.6MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.99ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 88.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.88ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 86.5MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 686.86ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 90.6MB in the end (delta: -4.1MB). Peak memory consumption was 39.5MB. 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$w_buff0~0 := 2;~y$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$w_buff0~0 := 2;~y$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 03:36:22,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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 be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:36:24,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:36:24,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 03:36:24,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:36:24,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:36:24,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:36:24,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:36:24,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:36:24,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:36:24,399 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:36:24,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:36:24,400 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:36:24,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:24,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:36:24,401 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:36:24,401 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_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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 -> be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 [2024-12-06 03:36:24,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:36:24,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:36:24,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:36:24,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:36:24,654 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:36:24,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 03:36:27,298 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/2d5854386/1278332b1b2f471bb544c4e5a5e3629d/FLAG484125e5a [2024-12-06 03:36:27,539 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:36:27,540 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 03:36:27,552 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/2d5854386/1278332b1b2f471bb544c4e5a5e3629d/FLAG484125e5a [2024-12-06 03:36:27,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/data/2d5854386/1278332b1b2f471bb544c4e5a5e3629d [2024-12-06 03:36:27,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:36:27,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:36:27,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:27,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:36:27,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:36:27,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:27" (1/1) ... [2024-12-06 03:36:27,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1329e168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:27, skipping insertion in model container [2024-12-06 03:36:27,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:36:27" (1/1) ... [2024-12-06 03:36:27,891 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:36:28,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:28,176 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:36:28,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:36:28,262 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:36:28,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28 WrapperNode [2024-12-06 03:36:28,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:36:28,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:28,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:36:28,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:36:28,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,299 INFO L138 Inliner]: procedures = 175, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2024-12-06 03:36:28,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:36:28,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:36:28,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:36:28,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:36:28,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,319 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:36:28,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:36:28,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:36:28,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:36:28,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:36:28" (1/1) ... [2024-12-06 03:36:28,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:36:28,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:36:28,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:36:28,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:36:28,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:36:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:36:28,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:36:28,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:36:28,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:36:28,390 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:36:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:36:28,390 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:36:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:36:28,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:36:28,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:36:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:36:28,391 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 03:36:28,504 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:36:28,505 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:36:28,839 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:36:28,839 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:36:29,049 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$w_buff0~0 := 2bv32;~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:36:29,054 INFO L158 Benchmark]: Toolchain (without parser) took 1199.71ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 31.8MB in the end (delta: 36.6MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-12-06 03:36:29,054 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:29,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.90ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 43.2MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:36:29,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.92ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 41.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:36:29,055 INFO L158 Benchmark]: Boogie Preprocessor took 39.55ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 68.3MB in the end (delta: -27.4MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2024-12-06 03:36:29,056 INFO L158 Benchmark]: RCFGBuilder took 712.64ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 31.8MB in the end (delta: 36.6MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2024-12-06 03:36:29,058 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.90ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 43.2MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.92ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 41.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.55ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 68.3MB in the end (delta: -27.4MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * RCFGBuilder took 712.64ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 31.8MB in the end (delta: 36.6MB). Peak memory consumption was 35.5MB. 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$w_buff0~0 := 2bv32;~y$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$w_buff0~0 := 2bv32;~y$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 03:36:29,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_277307e4-b4a9-4809-9898-8c0fd6a2ac1f/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$w_buff0~0 := 2bv32;~y$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?