./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.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_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/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_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/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_27a16a25-6cc7-4186-a589-7e51cfa817e2/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 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:50:21,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:50:21,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:50:21,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:50:21,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:50:21,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:50:21,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:50:21,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:50:21,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:50:21,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:50:21,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:50:21,488 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:50:21,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:50:21,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:50:21,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:50:21,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:50:21,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:50:21,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:50:21,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:50:21,489 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_27a16a25-6cc7-4186-a589-7e51cfa817e2/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 -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2024-12-06 00:50:21,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:50:21,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:50:21,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:50:21,725 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:50:21,725 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:50:21,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2024-12-06 00:50:24,336 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/80f2cb650/1ce7f05f2dd24c94b04a8012a08e8cac/FLAGaa6616071 [2024-12-06 00:50:24,582 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:50:24,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2024-12-06 00:50:24,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/80f2cb650/1ce7f05f2dd24c94b04a8012a08e8cac/FLAGaa6616071 [2024-12-06 00:50:24,608 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/80f2cb650/1ce7f05f2dd24c94b04a8012a08e8cac [2024-12-06 00:50:24,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:50:24,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:50:24,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:50:24,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:50:24,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:50:24,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:50:24" (1/1) ... [2024-12-06 00:50:24,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2719a6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:24, skipping insertion in model container [2024-12-06 00:50:24,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:50:24" (1/1) ... [2024-12-06 00:50:24,648 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:50:24,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:50:24,947 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:50:25,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:50:25,040 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:50:25,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25 WrapperNode [2024-12-06 00:50:25,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:50:25,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:50:25,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:50:25,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:50:25,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,080 INFO L138 Inliner]: procedures = 175, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2024-12-06 00:50:25,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:50:25,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:50:25,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:50:25,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:50:25,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,100 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:50:25,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:50:25,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:50:25,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:50:25,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:25" (1/1) ... [2024-12-06 00:50:25,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:50:25,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:50:25,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:50:25,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:50:25,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:50:25,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:50:25,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:50:25,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:50:25,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:50:25,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:50:25,169 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:50:25,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:50:25,170 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:50:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:50:25,170 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 00:50:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 00:50:25,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:50:25,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:50:25,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:50:25,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:50:25,171 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 00:50:25,314 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:50:25,316 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:50:25,740 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:50:25,740 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:50:26,050 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 00:50:26,055 INFO L158 Benchmark]: Toolchain (without parser) took 1443.90ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 67.1MB in the end (delta: 48.5MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2024-12-06 00:50:26,056 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:50:26,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.91ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 91.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:50:26,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.90ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 89.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:50:26,057 INFO L158 Benchmark]: Boogie Preprocessor took 31.08ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 87.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:50:26,057 INFO L158 Benchmark]: RCFGBuilder took 941.29ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 67.1MB in the end (delta: 20.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-12-06 00:50:26,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.91ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 91.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.90ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 89.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.08ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 87.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 941.29ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 67.1MB in the end (delta: 20.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd2~0 := 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 end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd2~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:50:26,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/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_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/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_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/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_27a16a25-6cc7-4186-a589-7e51cfa817e2/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 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:50:28,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:50:28,153 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 00:50:28,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:50:28,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:50:28,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:50:28,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:50:28,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:50:28,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:50:28,179 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:50:28,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:50:28,180 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:50:28,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:50:28,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:50:28,181 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:50:28,181 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_27a16a25-6cc7-4186-a589-7e51cfa817e2/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 -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2024-12-06 00:50:28,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:50:28,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:50:28,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:50:28,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:50:28,429 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:50:28,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2024-12-06 00:50:31,134 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/e86ea9480/ca94ad1a56cf421cb13ca9fe54b8001e/FLAG84c10555e [2024-12-06 00:50:31,357 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:50:31,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2024-12-06 00:50:31,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/e86ea9480/ca94ad1a56cf421cb13ca9fe54b8001e/FLAG84c10555e [2024-12-06 00:50:31,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/data/e86ea9480/ca94ad1a56cf421cb13ca9fe54b8001e [2024-12-06 00:50:31,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:50:31,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:50:31,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:50:31,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:50:31,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:50:31,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3accacc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31, skipping insertion in model container [2024-12-06 00:50:31,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:50:31,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:50:31,728 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:50:31,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:50:31,822 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:50:31,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31 WrapperNode [2024-12-06 00:50:31,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:50:31,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:50:31,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:50:31,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:50:31,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,860 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2024-12-06 00:50:31,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:50:31,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:50:31,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:50:31,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:50:31,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,882 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:50:31,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:50:31,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:50:31,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:50:31,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:50:31" (1/1) ... [2024-12-06 00:50:31,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:50:31,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:50:31,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:50:31,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:50:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:50:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:50:31,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:50:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:50:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:50:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:50:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:50:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 00:50:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:50:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:50:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:50:31,958 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 00:50:32,086 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:50:32,087 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:50:32,497 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:50:32,497 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:50:32,796 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:50:32,801 INFO L158 Benchmark]: Toolchain (without parser) took 1418.92ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 43.6MB in the end (delta: 25.0MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2024-12-06 00:50:32,802 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:50:32,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.11ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:50:32,803 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.27ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 41.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:50:32,803 INFO L158 Benchmark]: Boogie Preprocessor took 32.60ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 39.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:50:32,803 INFO L158 Benchmark]: RCFGBuilder took 905.84ms. Allocated memory is still 92.3MB. Free memory was 39.4MB in the beginning and 43.6MB in the end (delta: -4.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-12-06 00:50:32,805 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.11ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.27ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 41.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.60ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 39.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 905.84ms. Allocated memory is still 92.3MB. Free memory was 39.4MB in the beginning and 43.6MB in the end (delta: -4.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:50:32,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a16a25-6cc7-4186-a589-7e51cfa817e2/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 end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?