./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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 fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:47:30,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:47:30,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:47:30,758 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:47:30,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:47:30,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:47:30,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:47:30,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:47:30,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:47:30,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:47:30,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:47:30,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:47:30,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:47:30,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:47:30,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:47:30,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:47:30,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:47:30,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:47:30,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:47:30,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:47:30,785 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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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 -> fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 [2024-11-13 16:47:31,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:47:31,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:47:31,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:47:31,120 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:47:31,120 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:47:31,122 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-13 16:47:33,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:47:34,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:47:34,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-13 16:47:34,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data/da912cd3a/803826eeb116493887433bbf7f168dad/FLAG85963e462 [2024-11-13 16:47:34,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data/da912cd3a/803826eeb116493887433bbf7f168dad [2024-11-13 16:47:34,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:47:34,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:47:34,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:47:34,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:47:34,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:47:34,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:47:34" (1/1) ... [2024-11-13 16:47:34,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7a630c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:34, skipping insertion in model container [2024-11-13 16:47:34,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:47:34" (1/1) ... [2024-11-13 16:47:34,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:47:34,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:47:34,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:47:34,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:47:35,018 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:47:35,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35 WrapperNode [2024-11-13 16:47:35,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:47:35,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:47:35,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:47:35,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:47:35,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,093 INFO L138 Inliner]: procedures = 174, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2024-11-13 16:47:35,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:47:35,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:47:35,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:47:35,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:47:35,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:47:35,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:47:35,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:47:35,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:47:35,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:35" (1/1) ... [2024-11-13 16:47:35,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:47:35,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:47:35,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:47:35,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:47:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:47:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:47:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:47:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:47:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:47:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:47:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:47:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:47:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:47:35,207 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 16:47:35,387 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:47:35,390 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:47:35,930 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:47:35,930 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:47:36,244 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:47:36,252 INFO L158 Benchmark]: Toolchain (without parser) took 2087.75ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 66.1MB in the end (delta: 16.5MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-13 16:47:36,252 INFO L158 Benchmark]: CDTParser took 1.10ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:36,253 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.27ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 60.1MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:47:36,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.21ms. Allocated memory is still 109.1MB. Free memory was 60.1MB in the beginning and 58.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:36,254 INFO L158 Benchmark]: Boogie Preprocessor took 30.29ms. Allocated memory is still 109.1MB. Free memory was 58.1MB in the beginning and 56.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:36,255 INFO L158 Benchmark]: RCFGBuilder took 1118.90ms. Allocated memory is still 109.1MB. Free memory was 56.8MB in the beginning and 66.1MB in the end (delta: -9.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-13 16:47:36,257 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.27ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 60.1MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.21ms. Allocated memory is still 109.1MB. Free memory was 60.1MB in the beginning and 58.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.29ms. Allocated memory is still 109.1MB. Free memory was 58.1MB in the beginning and 56.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1118.90ms. Allocated memory is still 109.1MB. Free memory was 56.8MB in the beginning and 66.1MB in the end (delta: -9.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$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 16:47:36,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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 fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:47:39,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:47:40,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 16:47:40,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:47:40,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:47:40,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:47:40,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:47:40,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:47:40,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:47:40,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:47:40,159 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:47:40,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:47:40,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:47:40,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:47:40,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:47:40,161 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:47:40,163 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:47:40,163 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:47:40,163 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:47:40,163 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:40,163 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:47:40,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:47:40,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:47:40,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:47:40,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:47:40,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:47:40,165 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:47:40,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:40,165 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:47:40,166 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_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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 -> fdecd751bbf3d5ef761eacebee2616261a6cad4ae3645147e0ad096bd1775198 [2024-11-13 16:47:40,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:47:40,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:47:40,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:47:40,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:47:40,546 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:47:40,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-13 16:47:43,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:47:43,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:47:43,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/sv-benchmarks/c/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-13 16:47:43,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data/27ec582d4/4c3e3e06d9df46c69161b03f24eb3ea1/FLAG08e1fd63f [2024-11-13 16:47:43,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/data/27ec582d4/4c3e3e06d9df46c69161b03f24eb3ea1 [2024-11-13 16:47:43,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:47:43,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:47:43,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:47:43,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:47:43,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:47:43,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:47:43" (1/1) ... [2024-11-13 16:47:43,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5e3b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:43, skipping insertion in model container [2024-11-13 16:47:43,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:47:43" (1/1) ... [2024-11-13 16:47:43,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:47:44,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:47:44,187 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:47:44,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:47:44,298 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:47:44,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44 WrapperNode [2024-11-13 16:47:44,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:47:44,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:47:44,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:47:44,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:47:44,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,358 INFO L138 Inliner]: procedures = 175, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-11-13 16:47:44,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:47:44,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:47:44,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:47:44,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:47:44,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:47:44,398 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:47:44,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:47:44,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:47:44,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:44" (1/1) ... [2024-11-13 16:47:44,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:47:44,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:47:44,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:47:44,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:47:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:47:44,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:47:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:47:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:47:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:47:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:47:44,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:47:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:47:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:47:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:47:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:47:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:47:44,466 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 16:47:44,642 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:47:44,643 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:47:45,073 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:47:45,073 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:47:45,289 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:47:45,298 INFO L158 Benchmark]: Toolchain (without parser) took 1680.76ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 63.3MB in the end (delta: 26.3MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-13 16:47:45,299 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:45,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.74ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 65.7MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:47:45,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.73ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 63.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:45,303 INFO L158 Benchmark]: Boogie Preprocessor took 36.40ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 62.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:45,304 INFO L158 Benchmark]: RCFGBuilder took 898.96ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 63.3MB in the end (delta: -1.4MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-13 16:47:45,306 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.74ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 65.7MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.73ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 63.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.40ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 62.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 898.96ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 63.3MB in the end (delta: -1.4MB). 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 16:47:45,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0cf15-9c22-431f-bc3b-d3138e69dc51/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?