./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/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_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/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_0b0c2132-3927-4879-921f-d617a0ece60b/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 118e824ffe62f75982c48ce1aa2c212500faccc3e6f3ef4066b7e12455b17249 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:30:17,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:30:17,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:30:17,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:30:17,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:30:17,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:30:17,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:30:17,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:30:17,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:30:17,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:30:17,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:30:17,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:30:17,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:30:17,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:30:17,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:17,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:30:17,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:30:17,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:30:17,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:30:17,339 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_0b0c2132-3927-4879-921f-d617a0ece60b/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 -> 118e824ffe62f75982c48ce1aa2c212500faccc3e6f3ef4066b7e12455b17249 [2024-12-06 00:30:17,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:30:17,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:30:17,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:30:17,608 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:30:17,608 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:30:17,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i [2024-12-06 00:30:20,283 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/0f3a1577f/800ce8f572ef4969a0090fb3e8f6b005/FLAG87be8c9a1 [2024-12-06 00:30:20,546 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:30:20,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i [2024-12-06 00:30:20,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/0f3a1577f/800ce8f572ef4969a0090fb3e8f6b005/FLAG87be8c9a1 [2024-12-06 00:30:20,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/0f3a1577f/800ce8f572ef4969a0090fb3e8f6b005 [2024-12-06 00:30:20,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:30:20,581 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:30:20,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:20,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:30:20,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:30:20,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:20" (1/1) ... [2024-12-06 00:30:20,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d90774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:20, skipping insertion in model container [2024-12-06 00:30:20,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:20" (1/1) ... [2024-12-06 00:30:20,624 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:30:20,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:20,953 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:30:21,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:21,040 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:30:21,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21 WrapperNode [2024-12-06 00:30:21,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:21,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:21,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:30:21,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:30:21,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,059 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,073 INFO L138 Inliner]: procedures = 174, calls = 36, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-12-06 00:30:21,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:21,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:30:21,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:30:21,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:30:21,078 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,086 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,087 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:30:21,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:30:21,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:30:21,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:30:21,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:21" (1/1) ... [2024-12-06 00:30:21,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:21,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:30:21,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:30:21,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:30:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:30:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:30:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:30:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:30:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:30:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:30:21,159 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 00:30:21,272 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:30:21,274 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:30:21,596 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:30:21,596 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:30:21,788 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:30:21,794 INFO L158 Benchmark]: Toolchain (without parser) took 1212.44ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 73.4MB in the end (delta: 17.6MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-12-06 00:30:21,795 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:21,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.90ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 67.4MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:30:21,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.74ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 65.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:21,796 INFO L158 Benchmark]: Boogie Preprocessor took 18.88ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 64.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:21,796 INFO L158 Benchmark]: RCFGBuilder took 699.86ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 73.4MB in the end (delta: -9.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-06 00:30:21,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.90ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 67.4MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.74ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 65.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.88ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 64.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 699.86ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 73.4MB 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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 00:30:21,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/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_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/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_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/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_0b0c2132-3927-4879-921f-d617a0ece60b/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 118e824ffe62f75982c48ce1aa2c212500faccc3e6f3ef4066b7e12455b17249 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:30:23,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:30:23,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 00:30:23,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:30:23,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:30:23,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:30:23,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:30:23,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:30:23,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:30:23,961 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:30:23,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:23,962 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:30:23,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:30:23,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:23,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:30:23,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:30:23,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:30:23,963 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:30:23,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:23,963 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:30:23,963 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_0b0c2132-3927-4879-921f-d617a0ece60b/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 -> 118e824ffe62f75982c48ce1aa2c212500faccc3e6f3ef4066b7e12455b17249 [2024-12-06 00:30:24,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:30:24,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:30:24,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:30:24,242 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:30:24,242 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:30:24,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i [2024-12-06 00:30:26,944 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/5ac0419cb/dcbd8013f4424dd38e1b14ff5a630357/FLAG09a8d8ccf [2024-12-06 00:30:27,220 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:30:27,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/sv-benchmarks/c/pthread-wmm/mix012_pso.opt_tso.opt.i [2024-12-06 00:30:27,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/5ac0419cb/dcbd8013f4424dd38e1b14ff5a630357/FLAG09a8d8ccf [2024-12-06 00:30:27,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/data/5ac0419cb/dcbd8013f4424dd38e1b14ff5a630357 [2024-12-06 00:30:27,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:30:27,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:30:27,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:27,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:30:27,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:30:27,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188af8c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27, skipping insertion in model container [2024-12-06 00:30:27,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:30:27,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:27,666 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:30:27,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:27,754 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:30:27,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27 WrapperNode [2024-12-06 00:30:27,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:27,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:27,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:30:27,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:30:27,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,776 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,792 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-12-06 00:30:27,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:27,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:30:27,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:30:27,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:30:27,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,816 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:30:27,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:30:27,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:30:27,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:30:27,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:27" (1/1) ... [2024-12-06 00:30:27,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:27,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:30:27,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:30:27,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:30:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:30:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:30:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:30:27,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:30:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:30:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:30:27,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:30:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:30:27,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:30:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:30:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:30:27,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:30:27,898 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 00:30:28,029 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:30:28,030 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:30:28,373 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:30:28,374 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:30:28,553 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:30:28,559 INFO L158 Benchmark]: Toolchain (without parser) took 1303.94ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 50.4MB in the end (delta: 18.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-12-06 00:30:28,559 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:28,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.28ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 44.6MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:30:28,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.82ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 42.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:28,561 INFO L158 Benchmark]: Boogie Preprocessor took 33.73ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:28,561 INFO L158 Benchmark]: RCFGBuilder took 729.80ms. Allocated memory is still 92.3MB. Free memory was 40.6MB in the beginning and 50.4MB in the end (delta: -9.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-12-06 00:30:28,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.28ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 44.6MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.82ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 42.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.73ms. Allocated memory is still 92.3MB. Free memory was 42.6MB in the beginning and 40.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 729.80ms. Allocated memory is still 92.3MB. Free memory was 40.6MB in the beginning and 50.4MB in the end (delta: -9.8MB). Peak memory consumption was 13.8MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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 00:30:28,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b0c2132-3927-4879-921f-d617a0ece60b/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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?