./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/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_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/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_154dd440-ed66-4cde-88de-3e197b8fd8c1/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 e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:27:51,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:27:51,667 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:27:51,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:27:51,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:27:51,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:27:51,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:27:51,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:27:51,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:27:51,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:27:51,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:27:51,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:27:51,694 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:27:51,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:27:51,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:51,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:27:51,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:27:51,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:27:51,695 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:27:51,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:27:51,695 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_154dd440-ed66-4cde-88de-3e197b8fd8c1/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 -> e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 [2024-12-06 01:27:51,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:27:51,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:27:51,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:27:51,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:27:51,958 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:27:51,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:27:54,594 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/baa647d6a/385c85da568c4046b54b133193b3e5d3/FLAGde5738226 [2024-12-06 01:27:54,829 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:27:54,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:27:54,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/baa647d6a/385c85da568c4046b54b133193b3e5d3/FLAGde5738226 [2024-12-06 01:27:55,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/baa647d6a/385c85da568c4046b54b133193b3e5d3 [2024-12-06 01:27:55,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:27:55,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:27:55,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:27:55,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:27:55,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:27:55,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ba1d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55, skipping insertion in model container [2024-12-06 01:27:55,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,199 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:27:55,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:27:55,494 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:27:55,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:27:55,582 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:27:55,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55 WrapperNode [2024-12-06 01:27:55,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:27:55,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:27:55,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:27:55,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:27:55,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,613 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-12-06 01:27:55,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:27:55,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:27:55,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:27:55,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:27:55,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,627 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:27:55,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:27:55,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:27:55,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:27:55,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:55" (1/1) ... [2024-12-06 01:27:55,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:55,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:27:55,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:27:55,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:27:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:27:55,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:27:55,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:27:55,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:27:55,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:27:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:27:55,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:27:55,697 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:27:55,804 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:27:55,806 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:27:56,062 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:27:56,062 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:27:56,207 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:27:56,211 INFO L158 Benchmark]: Toolchain (without parser) took 1048.97ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 106.0MB in the end (delta: 9.3MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2024-12-06 01:27:56,212 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:56,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.13ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 92.3MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:27:56,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.06ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 89.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:56,213 INFO L158 Benchmark]: Boogie Preprocessor took 20.97ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:56,213 INFO L158 Benchmark]: RCFGBuilder took 574.75ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 106.0MB in the end (delta: -17.6MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 01:27:56,216 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.13ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 92.3MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.06ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 89.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.97ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.75ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 106.0MB in the end (delta: -17.6MB). Peak memory consumption was 47.7MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:27:56,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/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_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/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_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/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_154dd440-ed66-4cde-88de-3e197b8fd8c1/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 e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:27:58,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:27:58,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 01:27:58,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:27:58,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:27:58,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:27:58,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:27:58,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:27:58,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:27:58,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:27:58,287 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:27:58,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:58,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:27:58,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:27:58,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:27:58,288 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:27:58,288 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:27:58,288 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_154dd440-ed66-4cde-88de-3e197b8fd8c1/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 -> e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 [2024-12-06 01:27:58,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:27:58,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:27:58,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:27:58,522 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:27:58,522 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:27:58,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:28:01,179 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/c7d6f9948/dd829ae69ab14db7882fee078d83ab78/FLAGef42af961 [2024-12-06 01:28:01,441 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:28:01,442 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-12-06 01:28:01,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/c7d6f9948/dd829ae69ab14db7882fee078d83ab78/FLAGef42af961 [2024-12-06 01:28:01,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/data/c7d6f9948/dd829ae69ab14db7882fee078d83ab78 [2024-12-06 01:28:01,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:28:01,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:28:01,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:28:01,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:28:01,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:28:01,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1329e168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01, skipping insertion in model container [2024-12-06 01:28:01,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,503 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:28:01,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:28:01,773 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:28:01,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:28:01,856 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:28:01,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01 WrapperNode [2024-12-06 01:28:01,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:28:01,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:28:01,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:28:01,857 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:28:01,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,897 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-12-06 01:28:01,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:28:01,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:28:01,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:28:01,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:28:01,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,907 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,907 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,918 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:28:01,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:28:01,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:28:01,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:28:01,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:28:01" (1/1) ... [2024-12-06 01:28:01,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:28:01,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:28:01,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:28:01,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:28:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:28:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:28:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:28:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:28:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:28:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:28:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:28:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:28:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:28:02,000 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:28:02,123 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:28:02,125 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:28:02,432 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:28:02,432 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:28:02,605 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:28:02,610 INFO L158 Benchmark]: Toolchain (without parser) took 1141.15ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 49.9MB in the end (delta: 18.3MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-12-06 01:28:02,610 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:28:02,611 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.13ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 44.4MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:28:02,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.14ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:28:02,612 INFO L158 Benchmark]: Boogie Preprocessor took 30.44ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:28:02,612 INFO L158 Benchmark]: RCFGBuilder took 679.97ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 49.9MB in the end (delta: -9.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-12-06 01:28:02,614 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.13ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 44.4MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.14ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.44ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 679.97ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 49.9MB in the end (delta: -9.6MB). 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:28:02,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_154dd440-ed66-4cde-88de-3e197b8fd8c1/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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?