./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:41:05,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:41:05,273 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:41:05,278 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:41:05,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:41:05,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:41:05,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:41:05,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:41:05,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:41:05,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:41:05,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:41:05,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:41:05,298 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:41:05,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:41:05,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:41:05,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:41:05,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:41:05,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:41:05,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:41:05,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:05,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:41:05,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:41:05,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:41:05,300 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:41:05,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:41:05,300 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_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 [2024-12-05 23:41:05,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:41:05,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:41:05,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:41:05,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:41:05,511 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:41:05,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 23:41:08,107 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/9ff3afdee/e53478d9d4454a46874ff61019121430/FLAG594b821a0 [2024-12-05 23:41:08,353 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:41:08,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 23:41:08,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/9ff3afdee/e53478d9d4454a46874ff61019121430/FLAG594b821a0 [2024-12-05 23:41:08,691 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/9ff3afdee/e53478d9d4454a46874ff61019121430 [2024-12-05 23:41:08,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:41:08,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:41:08,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:08,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:41:08,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:41:08,703 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:08" (1/1) ... [2024-12-05 23:41:08,704 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29028c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:08, skipping insertion in model container [2024-12-05 23:41:08,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:08" (1/1) ... [2024-12-05 23:41:08,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:41:09,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:09,020 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:41:09,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:09,103 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:41:09,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09 WrapperNode [2024-12-05 23:41:09,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:09,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:09,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:41:09,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:41:09,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,142 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-12-05 23:41:09,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:09,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:41:09,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:41:09,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:41:09,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,154 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:41:09,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:41:09,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:41:09,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:41:09,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:09" (1/1) ... [2024-12-05 23:41:09,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:09,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:41:09,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:41:09,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:41:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:41:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:41:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:41:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:41:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:41:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:41:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:41:09,222 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:41:09,335 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:41:09,336 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:41:09,597 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:41:09,597 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:41:09,727 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:41:09,732 INFO L158 Benchmark]: Toolchain (without parser) took 1036.59ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 110.1MB in the end (delta: 5.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2024-12-05 23:41:09,733 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:09,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.91ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 92.8MB in the end (delta: 22.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:09,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.33ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 90.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:09,734 INFO L158 Benchmark]: Boogie Preprocessor took 17.21ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:09,734 INFO L158 Benchmark]: RCFGBuilder took 569.81ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 110.1MB in the end (delta: -21.3MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-12-05 23:41:09,736 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.91ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 92.8MB in the end (delta: 22.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.33ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 90.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.21ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 569.81ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 110.1MB in the end (delta: -21.3MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:41:09,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:41:11,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:41:11,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:41:11,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:41:11,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:41:11,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:41:11,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:41:11,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:41:11,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:41:11,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:41:11,841 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:41:11,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:41:11,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:41:11,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:41:11,842 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:41:11,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:41:11,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:11,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:41:11,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:41:11,844 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:41:11,844 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:41:11,844 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:41:11,844 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_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 [2024-12-05 23:41:12,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:41:12,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:41:12,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:41:12,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:41:12,127 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:41:12,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 23:41:14,759 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/f689ac3af/caaf6cb1dd1a4d2f9a253c00922de0a3/FLAGbd05332d6 [2024-12-05 23:41:14,999 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:41:14,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 23:41:15,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/f689ac3af/caaf6cb1dd1a4d2f9a253c00922de0a3/FLAGbd05332d6 [2024-12-05 23:41:15,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/data/f689ac3af/caaf6cb1dd1a4d2f9a253c00922de0a3 [2024-12-05 23:41:15,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:41:15,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:41:15,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:15,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:41:15,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:41:15,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1766e77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15, skipping insertion in model container [2024-12-05 23:41:15,040 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:41:15,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:15,448 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:41:15,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:15,531 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:41:15,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15 WrapperNode [2024-12-05 23:41:15,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:15,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:15,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:41:15,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:41:15,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,549 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,566 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-12-05 23:41:15,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:15,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:41:15,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:41:15,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:41:15,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,586 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:41:15,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:41:15,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:41:15,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:41:15,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:15" (1/1) ... [2024-12-05 23:41:15,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:15,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:41:15,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:41:15,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:41:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:41:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:41:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:41:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:41:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:41:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:41:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:41:15,673 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:41:15,796 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:41:15,798 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:41:16,137 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:41:16,138 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:41:16,309 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:41:16,315 INFO L158 Benchmark]: Toolchain (without parser) took 1282.23ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 55.7MB in the end (delta: 13.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:16,315 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:16,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.51ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 45.7MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:16,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.06ms. Allocated memory is still 92.3MB. Free memory was 45.6MB in the beginning and 43.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:16,316 INFO L158 Benchmark]: Boogie Preprocessor took 28.63ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 41.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:16,317 INFO L158 Benchmark]: RCFGBuilder took 717.38ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 55.7MB in the end (delta: -14.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-12-05 23:41:16,319 INFO L338 ainManager$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 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.51ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 45.7MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.06ms. Allocated memory is still 92.3MB. Free memory was 45.6MB in the beginning and 43.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.63ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 41.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 717.38ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 55.7MB in the end (delta: -14.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:41:16,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd7fe79d-6540-42c8-92c4-84c98846c12a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?