./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm --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 c0fbd235801aa6198331442d567d46062ed57d086b0069ca7d1e131a6b5917b8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:50:29,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:50:29,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:50:29,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:50:29,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:50:29,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:50:29,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:50:29,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:50:29,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:50:29,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:50:29,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:50:29,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:50:29,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:50:29,335 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:50:29,335 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:50:29,335 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:50:29,335 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:50:29,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:50:29,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:50:29,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:50:29,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:50:29,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:50:29,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:50:29,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:50:29,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:50:29,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:50:29,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:50:29,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:50:29,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:50:29,339 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_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm 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 -> c0fbd235801aa6198331442d567d46062ed57d086b0069ca7d1e131a6b5917b8 [2024-11-13 16:50:29,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:50:29,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:50:29,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:50:29,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:50:29,787 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:50:29,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-13 16:50:31,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:50:32,085 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:50:32,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-13 16:50:32,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data/93d55a90c/63bd174715c74adbabe9a54c87739812/FLAGe913a00b8 [2024-11-13 16:50:32,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data/93d55a90c/63bd174715c74adbabe9a54c87739812 [2024-11-13 16:50:32,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:50:32,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:50:32,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:50:32,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:50:32,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:50:32,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:50:32" (1/1) ... [2024-11-13 16:50:32,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239663d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:32, skipping insertion in model container [2024-11-13 16:50:32,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:50:32" (1/1) ... [2024-11-13 16:50:32,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:50:32,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:50:32,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:50:33,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:50:33,182 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:50:33,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33 WrapperNode [2024-11-13 16:50:33,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:50:33,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:50:33,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:50:33,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:50:33,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,256 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-11-13 16:50:33,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:50:33,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:50:33,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:50:33,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:50:33,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,273 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:50:33,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:50:33,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:50:33,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:50:33,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:33" (1/1) ... [2024-11-13 16:50:33,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:50:33,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:50:33,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:50:33,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:50:33,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:50:33,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:50:33,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:50:33,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:50:33,400 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:50:33,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:50:33,401 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:50:33,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:50:33,401 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:50:33,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:50:33,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:50:33,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:50:33,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:50:33,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:50:33,403 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:50:33,545 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:50:33,547 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:50:34,036 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:50:34,036 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:50:34,277 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:50:34,284 INFO L158 Benchmark]: Toolchain (without parser) took 1964.05ms. Allocated memory is still 109.1MB. Free memory was 82.1MB in the beginning and 50.0MB in the end (delta: 32.1MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-11-13 16:50:34,284 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:34,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 862.57ms. Allocated memory is still 109.1MB. Free memory was 82.1MB in the beginning and 57.9MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:50:34,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.88ms. Allocated memory is still 109.1MB. Free memory was 57.9MB in the beginning and 56.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:34,288 INFO L158 Benchmark]: Boogie Preprocessor took 55.96ms. Allocated memory is still 109.1MB. Free memory was 56.0MB in the beginning and 54.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:34,289 INFO L158 Benchmark]: RCFGBuilder took 968.35ms. Allocated memory is still 109.1MB. Free memory was 54.1MB in the beginning and 50.0MB in the end (delta: 4.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-13 16:50:34,291 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 862.57ms. Allocated memory is still 109.1MB. Free memory was 82.1MB in the beginning and 57.9MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.88ms. Allocated memory is still 109.1MB. Free memory was 57.9MB in the beginning and 56.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.96ms. Allocated memory is still 109.1MB. Free memory was 56.0MB in the beginning and 54.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 968.35ms. Allocated memory is still 109.1MB. Free memory was 54.1MB in the beginning and 50.0MB in the end (delta: 4.1MB). Peak memory consumption was 30.5MB. 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$w_buff0~0 := 1;~y$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. [2024-11-13 16:50:34,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/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_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm --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 c0fbd235801aa6198331442d567d46062ed57d086b0069ca7d1e131a6b5917b8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:50:37,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:50:37,461 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 16:50:37,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:50:37,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:50:37,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:50:37,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:50:37,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:50:37,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:50:37,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:50:37,508 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:50:37,509 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:50:37,509 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:50:37,510 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:37,510 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:50:37,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:50:37,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:50:37,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:50:37,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:50:37,510 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:50:37,510 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:50:37,511 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:50:37,511 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:50:37,511 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_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm 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 -> c0fbd235801aa6198331442d567d46062ed57d086b0069ca7d1e131a6b5917b8 [2024-11-13 16:50:37,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:50:37,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:50:37,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:50:37,814 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:50:37,814 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:50:37,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-13 16:50:39,767 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:50:40,050 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:50:40,051 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/sv-benchmarks/c/pthread-wmm/rfi009_power.opt_pso.oepc_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-13 16:50:40,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data/f17fd630e/d414899f45784bfeaaba0c705e0e0238/FLAG409ecb3f1 [2024-11-13 16:50:40,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/data/f17fd630e/d414899f45784bfeaaba0c705e0e0238 [2024-11-13 16:50:40,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:50:40,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:50:40,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:50:40,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:50:40,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:50:40,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4164b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40, skipping insertion in model container [2024-11-13 16:50:40,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,138 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:50:40,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:50:40,555 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:50:40,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:50:40,741 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:50:40,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40 WrapperNode [2024-11-13 16:50:40,742 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:50:40,743 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:50:40,743 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:50:40,743 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:50:40,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,813 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-13 16:50:40,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:50:40,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:50:40,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:50:40,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:50:40,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:50:40,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:50:40,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:50:40,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:50:40,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:40" (1/1) ... [2024-11-13 16:50:40,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:50:40,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:50:40,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:50:40,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:50:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:50:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:50:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:50:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:50:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:50:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:50:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:50:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:50:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:50:40,962 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:50:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:50:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:50:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:50:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:50:40,964 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:50:41,138 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:50:41,141 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:50:41,691 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:50:41,691 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:50:42,035 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:50:42,041 INFO L158 Benchmark]: Toolchain (without parser) took 1952.74ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 40.3MB in the end (delta: 43.7MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-13 16:50:42,042 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:42,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.94ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 59.4MB in the end (delta: 24.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:50:42,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.51ms. Allocated memory is still 109.1MB. Free memory was 59.4MB in the beginning and 57.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:42,043 INFO L158 Benchmark]: Boogie Preprocessor took 60.00ms. Allocated memory is still 109.1MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:42,044 INFO L158 Benchmark]: RCFGBuilder took 1163.02ms. Allocated memory is still 109.1MB. Free memory was 55.4MB in the beginning and 40.3MB in the end (delta: 15.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-13 16:50:42,047 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.94ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 59.4MB in the end (delta: 24.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.51ms. Allocated memory is still 109.1MB. Free memory was 59.4MB in the beginning and 57.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.00ms. Allocated memory is still 109.1MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1163.02ms. Allocated memory is still 109.1MB. Free memory was 55.4MB in the beginning and 40.3MB in the end (delta: 15.1MB). 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$w_buff0~0 := 1bv32;~y$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. [2024-11-13 16:50:42,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b50e7658-943e-48b3-8ab7-9ecdf952e1db/bin/ukojak-verify-EEHR8qb7sm/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?