./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.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_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/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_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/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_e61afabf-0d50-49d9-bcc1-06ff249024fd/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 d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:21:41,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:21:41,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:21:41,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:21:41,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:21:41,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:21:41,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:21:41,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:21:41,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:21:41,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:21:41,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:21:41,546 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:21:41,547 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:21:41,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:41,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:21:41,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:21:41,548 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:21:41,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:21:41,548 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_e61afabf-0d50-49d9-bcc1-06ff249024fd/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 -> d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d [2024-12-06 05:21:41,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:21:41,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:21:41,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:21:41,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:21:41,808 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:21:41,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i [2024-12-06 05:21:44,531 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/61fa909fc/97c60f76181e4fbea2b345f5d589c203/FLAG2148630ef [2024-12-06 05:21:44,776 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:21:44,777 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i [2024-12-06 05:21:44,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/61fa909fc/97c60f76181e4fbea2b345f5d589c203/FLAG2148630ef [2024-12-06 05:21:44,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/61fa909fc/97c60f76181e4fbea2b345f5d589c203 [2024-12-06 05:21:44,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:21:44,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:21:44,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:44,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:21:44,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:21:44,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:44" (1/1) ... [2024-12-06 05:21:44,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255a439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:44, skipping insertion in model container [2024-12-06 05:21:44,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:44" (1/1) ... [2024-12-06 05:21:44,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:21:45,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:45,169 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:21:45,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:45,252 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:21:45,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45 WrapperNode [2024-12-06 05:21:45,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:45,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:45,254 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:21:45,254 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:21:45,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,289 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-12-06 05:21:45,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:45,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:21:45,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:21:45,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:21:45,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,305 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:21:45,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:21:45,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:21:45,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:21:45,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:45" (1/1) ... [2024-12-06 05:21:45,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:45,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:21:45,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:21:45,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:21:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:21:45,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:21:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:21:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:21:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:21:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:21:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:21:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:21:45,372 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 05:21:45,473 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:21:45,475 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:21:45,734 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:21:45,734 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:21:45,859 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$w_buff0~0 := 2;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:21:45,864 INFO L158 Benchmark]: Toolchain (without parser) took 1058.90ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 108.4MB in the end (delta: 7.9MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2024-12-06 05:21:45,864 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:45,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.00ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 92.9MB in the end (delta: 23.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:21:45,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.71ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 90.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:45,865 INFO L158 Benchmark]: Boogie Preprocessor took 25.45ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 89.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:45,866 INFO L158 Benchmark]: RCFGBuilder took 546.42ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 108.4MB in the end (delta: -19.4MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 05:21:45,868 INFO L338 ainManager$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 was 83.5MB in the beginning and 83.5MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.00ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 92.9MB in the end (delta: 23.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.71ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 90.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.45ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 89.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 546.42ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 108.4MB in the end (delta: -19.4MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$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$w_buff0~0 := 2;~x$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 05:21:45,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/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_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/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_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/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_e61afabf-0d50-49d9-bcc1-06ff249024fd/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 d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:21:47,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:21:47,882 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 05:21:47,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:21:47,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:21:47,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:21:47,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:21:47,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:21:47,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:21:47,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:21:47,908 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:21:47,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:21:47,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:21:47,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:21:47,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:21:47,910 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:21:47,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:47,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:21:47,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:21:47,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:21:47,911 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:21:47,911 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:47,911 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:21:47,911 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_e61afabf-0d50-49d9-bcc1-06ff249024fd/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 -> d6f4376125179246714b78f2e2f349c8b75c8c24c937ac142dcf7789f615522d [2024-12-06 05:21:48,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:21:48,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:21:48,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:21:48,142 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:21:48,142 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:21:48,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i [2024-12-06 05:21:50,822 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/e68ba4807/ea4bfd71c62f4edb9290c944241b1f48/FLAGe28c608a3 [2024-12-06 05:21:51,057 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:21:51,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/sv-benchmarks/c/pthread-wmm/mix019_tso.oepc.i [2024-12-06 05:21:51,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/e68ba4807/ea4bfd71c62f4edb9290c944241b1f48/FLAGe28c608a3 [2024-12-06 05:21:51,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/data/e68ba4807/ea4bfd71c62f4edb9290c944241b1f48 [2024-12-06 05:21:51,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:21:51,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:21:51,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:51,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:21:51,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:21:51,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a72517a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51, skipping insertion in model container [2024-12-06 05:21:51,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:21:51,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:51,418 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:21:51,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:51,509 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:21:51,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51 WrapperNode [2024-12-06 05:21:51,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:51,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:51,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:21:51,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:21:51,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,544 INFO L138 Inliner]: procedures = 176, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2024-12-06 05:21:51,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:51,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:21:51,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:21:51,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:21:51,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,564 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:21:51,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:21:51,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:21:51,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:21:51,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:51" (1/1) ... [2024-12-06 05:21:51,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:51,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:21:51,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:21:51,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:21:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:21:51,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:21:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:21:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:21:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:21:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:21:51,643 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:21:51,643 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:21:51,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:21:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:21:51,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:21:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:21:51,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:21:51,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:21:51,645 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 05:21:51,774 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:21:51,776 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:21:52,083 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:21:52,083 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:21:52,215 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$w_buff0~0 := 2bv32;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:21:52,219 INFO L158 Benchmark]: Toolchain (without parser) took 1130.70ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 51.9MB in the end (delta: 16.3MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-06 05:21:52,219 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:52,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.85ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 44.5MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:21:52,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.27ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:52,221 INFO L158 Benchmark]: Boogie Preprocessor took 30.03ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:52,221 INFO L158 Benchmark]: RCFGBuilder took 642.63ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 51.9MB in the end (delta: -11.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-06 05:21:52,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.85ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 44.5MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.27ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.03ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 642.63ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 51.9MB in the end (delta: -11.7MB). Peak memory consumption was 14.1MB. 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$w_buff0~0 := 2bv32;~x$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$w_buff0~0 := 2bv32;~x$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 05:21:52,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e61afabf-0d50-49d9-bcc1-06ff249024fd/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$w_buff0~0 := 2bv32;~x$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?