./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_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_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3 --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 1b7eb90186eb2f5804d582daa800e24f20cc36e3f07dd8983b72b6a43dcf9225 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:33:04,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:33:04,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:33:04,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:33:04,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:33:04,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:33:04,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:33:04,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:33:04,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:33:04,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:33:04,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:33:04,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:33:04,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:33:04,381 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:33:04,381 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:33:04,381 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:33:04,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:33:04,384 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:33:04,384 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:33:04,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:33:04,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:33:04,384 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:33:04,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:33:04,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:33:04,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:33:04,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:33:04,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:33:04,385 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:33:04,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:33:04,385 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_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3 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 -> 1b7eb90186eb2f5804d582daa800e24f20cc36e3f07dd8983b72b6a43dcf9225 [2024-11-25 02:33:04,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:33:04,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:33:04,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:33:04,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:33:04,711 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:33:04,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i [2024-11-25 02:33:07,629 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/8dbd76517/72f3c46ad1ef49e48cca52f76f0f3607/FLAGba2a7ba51 [2024-11-25 02:33:07,986 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:33:07,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i [2024-11-25 02:33:08,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/8dbd76517/72f3c46ad1ef49e48cca52f76f0f3607/FLAGba2a7ba51 [2024-11-25 02:33:08,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/8dbd76517/72f3c46ad1ef49e48cca52f76f0f3607 [2024-11-25 02:33:08,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:33:08,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:33:08,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:33:08,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:33:08,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:33:08,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132b594c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08, skipping insertion in model container [2024-11-25 02:33:08,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:33:08,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:33:08,586 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:33:08,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:33:08,747 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:33:08,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08 WrapperNode [2024-11-25 02:33:08,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:33:08,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:33:08,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:33:08,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:33:08,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,815 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-25 02:33:08,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:33:08,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:33:08,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:33:08,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:33:08,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,844 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:33:08,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:33:08,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:33:08,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:33:08,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:08" (1/1) ... [2024-11-25 02:33:08,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:33:08,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:33:08,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:33:08,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:33:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:33:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:33:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:33:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:33:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:33:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:33:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:33:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:33:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:33:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:33:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:33:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:33:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:33:08,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:33:08,949 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:33:09,121 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:33:09,124 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:33:09,460 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:33:09,460 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:33:09,629 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:33:09,634 INFO L158 Benchmark]: Toolchain (without parser) took 1446.08ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 105.9MB in the end (delta: 12.7MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-25 02:33:09,635 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:33:09,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.71ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 95.5MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:33:09,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.27ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 93.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:33:09,636 INFO L158 Benchmark]: Boogie Preprocessor took 49.65ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 92.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:33:09,637 INFO L158 Benchmark]: RCFGBuilder took 766.40ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 105.9MB in the end (delta: -13.8MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-25 02:33:09,639 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.71ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 95.5MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.27ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 93.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.65ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 92.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 766.40ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 105.9MB in the end (delta: -13.8MB). Peak memory consumption was 38.7MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:33:09,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/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_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3 --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 1b7eb90186eb2f5804d582daa800e24f20cc36e3f07dd8983b72b6a43dcf9225 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:33:12,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:33:12,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 02:33:12,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:33:12,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:33:12,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:33:12,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:33:12,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:33:12,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:33:12,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:33:12,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:33:12,468 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:33:12,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:33:12,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:33:12,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:33:12,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:33:12,470 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:33:12,471 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:33:12,471 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:33:12,471 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_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3 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 -> 1b7eb90186eb2f5804d582daa800e24f20cc36e3f07dd8983b72b6a43dcf9225 [2024-11-25 02:33:12,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:33:12,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:33:12,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:33:12,835 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:33:12,835 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:33:12,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i [2024-11-25 02:33:15,845 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/dadf4e9dc/71e9dc5746ce4e1ba5a1bed3d8fb94b9/FLAGb881a9ea2 [2024-11-25 02:33:16,128 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:33:16,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/sv-benchmarks/c/pthread-wmm/mix024_power.opt_pso.opt_rmo.opt.i [2024-11-25 02:33:16,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/dadf4e9dc/71e9dc5746ce4e1ba5a1bed3d8fb94b9/FLAGb881a9ea2 [2024-11-25 02:33:16,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/data/dadf4e9dc/71e9dc5746ce4e1ba5a1bed3d8fb94b9 [2024-11-25 02:33:16,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:33:16,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:33:16,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:33:16,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:33:16,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:33:16,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:16,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46aaf535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16, skipping insertion in model container [2024-11-25 02:33:16,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:16,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:33:16,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:33:16,785 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:33:16,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:33:16,942 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:33:16,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16 WrapperNode [2024-11-25 02:33:16,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:33:16,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:33:16,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:33:16,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:33:16,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:16,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,017 INFO L138 Inliner]: procedures = 176, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2024-11-25 02:33:17,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:33:17,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:33:17,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:33:17,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:33:17,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,051 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,052 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:33:17,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:33:17,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:33:17,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:33:17,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:33:16" (1/1) ... [2024-11-25 02:33:17,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:33:17,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:33:17,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:33:17,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:33:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:33:17,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:33:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:33:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:33:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:33:17,156 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:33:17,156 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:33:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:33:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:33:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:33:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:33:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:33:17,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:33:17,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:33:17,158 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:33:17,342 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:33:17,345 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:33:17,841 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:33:17,841 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:33:18,100 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:33:18,108 INFO L158 Benchmark]: Toolchain (without parser) took 1938.80ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 69.8MB in the end (delta: 21.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-11-25 02:33:18,109 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 83.9MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:33:18,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 772.09ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 67.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:33:18,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.10ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 65.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:33:18,112 INFO L158 Benchmark]: Boogie Preprocessor took 56.51ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 63.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:33:18,112 INFO L158 Benchmark]: RCFGBuilder took 1030.51ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 69.8MB in the end (delta: -6.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-25 02:33:18,114 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 83.9MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 772.09ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 67.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.10ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 65.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.51ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 63.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1030.51ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 69.8MB in the end (delta: -6.2MB). Peak memory consumption was 38.5MB. 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$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:33:18,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e554af4-e12b-4e1c-9ff1-468323e60812/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?