./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/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_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:31,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:31,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:37:31,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:37:31,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:37:31,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:31,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:31,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:31,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:31,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:31,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:31,442 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:31,442 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:31,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:31,443 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:31,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:31,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:31,443 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:37:31,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:37:31,443 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_5910ff33-8b7c-4673-9c33-e556c9c21598/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 ! call(reach_error())) ) 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 -> 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 [2024-12-06 04:37:31,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:31,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:31,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:31,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:31,685 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:31,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix001.opt.i [2024-12-06 04:37:34,333 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/4bc848c8e/15c0a690e9f94bd19022a0b468570f15/FLAGf82e492df [2024-12-06 04:37:34,574 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:34,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/sv-benchmarks/c/pthread-wmm/mix001.opt.i [2024-12-06 04:37:34,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/4bc848c8e/15c0a690e9f94bd19022a0b468570f15/FLAGf82e492df [2024-12-06 04:37:34,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/4bc848c8e/15c0a690e9f94bd19022a0b468570f15 [2024-12-06 04:37:34,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:34,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:34,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:34,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:34,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:34,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:34" (1/1) ... [2024-12-06 04:37:34,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d134d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:34, skipping insertion in model container [2024-12-06 04:37:34,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:34" (1/1) ... [2024-12-06 04:37:34,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:35,046 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2024-12-06 04:37:35,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:35,190 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:35,197 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2024-12-06 04:37:35,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:35,277 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:35,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35 WrapperNode [2024-12-06 04:37:35,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:35,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:35,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:35,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:35,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,314 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2024-12-06 04:37:35,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:35,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:35,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:35,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:35,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,333 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,342 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:35,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:35,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:35,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:35,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:35,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:35,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:35,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:35,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:37:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 04:37:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 04:37:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 04:37:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:37:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:35,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:35,403 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 04:37:35,509 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:35,511 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:35,770 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:37:35,770 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:35,912 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:37:35,917 INFO L158 Benchmark]: Toolchain (without parser) took 1028.59ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 98.4MB in the end (delta: 18.1MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-12-06 04:37:35,918 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:35,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.06ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 92.3MB in the end (delta: 24.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:35,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.18ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:35,919 INFO L158 Benchmark]: Boogie Preprocessor took 27.41ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 88.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:35,920 INFO L158 Benchmark]: RCFGBuilder took 572.91ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 98.4MB in the end (delta: -9.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:35,923 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.06ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 92.3MB in the end (delta: 24.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.18ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.41ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 88.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.91ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 98.4MB in the end (delta: -9.7MB). Peak memory consumption was 38.8MB. 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. [2024-12-06 04:37:35,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/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_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/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_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:37,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:37,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:37:37,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:37,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:37,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:37,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:37,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:37,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:37,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:37,935 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:37,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:37,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:37,936 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:37:37,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:37,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:37:37,937 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:37,938 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:37:37,938 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_5910ff33-8b7c-4673-9c33-e556c9c21598/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 ! call(reach_error())) ) 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 -> 21c0308f80ae5e3a4b410ebaece3730b9f788bd0cc89fb6ef65f8dd9f7120f36 [2024-12-06 04:37:38,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:38,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:38,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:38,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:38,182 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:38,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix001.opt.i [2024-12-06 04:37:40,856 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/f96e84f29/d20c48b7fb61495bb8828509d06ddde2/FLAG600a0eeb7 [2024-12-06 04:37:41,095 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:41,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/sv-benchmarks/c/pthread-wmm/mix001.opt.i [2024-12-06 04:37:41,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/f96e84f29/d20c48b7fb61495bb8828509d06ddde2/FLAG600a0eeb7 [2024-12-06 04:37:41,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/data/f96e84f29/d20c48b7fb61495bb8828509d06ddde2 [2024-12-06 04:37:41,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:41,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:41,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:41,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:41,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:41,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2db25d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41, skipping insertion in model container [2024-12-06 04:37:41,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,159 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:41,296 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2024-12-06 04:37:41,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:41,438 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:41,447 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/sv-benchmarks/c/pthread-wmm/mix001.opt.i[944,957] [2024-12-06 04:37:41,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:41,528 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:41,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41 WrapperNode [2024-12-06 04:37:41,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:41,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:41,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:41,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:41,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,566 INFO L138 Inliner]: procedures = 176, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-12-06 04:37:41,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:41,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:41,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:41,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:41,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,587 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:41,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:41,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:41,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:41,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:41" (1/1) ... [2024-12-06 04:37:41,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:41,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:41,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:41,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:37:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 04:37:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 04:37:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 04:37:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:37:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:41,664 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 04:37:41,788 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:41,789 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:42,071 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:37:42,072 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:42,217 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:37:42,222 INFO L158 Benchmark]: Toolchain (without parser) took 1098.14ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 50.6MB in the end (delta: 17.8MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-06 04:37:42,222 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:42,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.69ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 43.9MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:37:42,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.65ms. Allocated memory is still 92.3MB. Free memory was 43.9MB in the beginning and 42.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:42,223 INFO L158 Benchmark]: Boogie Preprocessor took 30.32ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:42,223 INFO L158 Benchmark]: RCFGBuilder took 622.35ms. Allocated memory is still 92.3MB. Free memory was 39.9MB in the beginning and 50.6MB in the end (delta: -10.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-06 04:37:42,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.69ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 43.9MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.65ms. Allocated memory is still 92.3MB. Free memory was 43.9MB in the beginning and 42.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.32ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 622.35ms. Allocated memory is still 92.3MB. Free memory was 39.9MB in the beginning and 50.6MB in the end (delta: -10.7MB). Peak memory consumption was 13.9MB. 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. [2024-12-06 04:37:42,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5910ff33-8b7c-4673-9c33-e556c9c21598/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$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?