./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix014.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/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_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 615dc0a4278e77a094a63ed4629507c6f8d1cda73abba57cd69e8912d83fe5fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:30:06,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:30:06,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:30:06,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:30:06,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:30:06,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:30:06,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:30:06,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:30:06,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:30:06,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:30:06,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:30:06,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:30:06,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:30:06,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:30:06,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:30:06,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:30:06,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:30:06,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:30:06,585 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:30:06,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:30:06,585 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_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 615dc0a4278e77a094a63ed4629507c6f8d1cda73abba57cd69e8912d83fe5fd [2024-12-06 02:30:06,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:30:06,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:30:06,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:30:06,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:30:06,792 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:30:06,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix014.opt.i [2024-12-06 02:30:09,432 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/48db87a81/64157a2b1aa94dcfbc2b175e10fa628f/FLAG9433e20b0 [2024-12-06 02:30:09,675 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:30:09,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/sv-benchmarks/c/pthread-wmm/mix014.opt.i [2024-12-06 02:30:09,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/48db87a81/64157a2b1aa94dcfbc2b175e10fa628f/FLAG9433e20b0 [2024-12-06 02:30:10,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/48db87a81/64157a2b1aa94dcfbc2b175e10fa628f [2024-12-06 02:30:10,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:30:10,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:30:10,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:30:10,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:30:10,009 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:30:10,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9588e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10, skipping insertion in model container [2024-12-06 02:30:10,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:30:10,192 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/sv-benchmarks/c/pthread-wmm/mix014.opt.i[944,957] [2024-12-06 02:30:10,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:30:10,391 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:30:10,401 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/sv-benchmarks/c/pthread-wmm/mix014.opt.i[944,957] [2024-12-06 02:30:10,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:30:10,482 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:30:10,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10 WrapperNode [2024-12-06 02:30:10,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:30:10,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:30:10,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:30:10,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:30:10,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,515 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-12-06 02:30:10,515 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:30:10,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:30:10,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:30:10,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:30:10,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,530 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,536 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:30:10,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:30:10,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:30:10,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:30:10,540 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:10" (1/1) ... [2024-12-06 02:30:10,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:30:10,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:30:10,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:30:10,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:30:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:30:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:30:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:30:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:30:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 02:30:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 02:30:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 02:30:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 02:30:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 02:30:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 02:30:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 02:30:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 02:30:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:30:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:30:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:30:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:30:10,601 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 02:30:10,710 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:30:10,712 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:30:10,982 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:30:10,982 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:30:11,139 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:30:11,144 INFO L158 Benchmark]: Toolchain (without parser) took 1139.05ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 103.7MB in the end (delta: 12.0MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2024-12-06 02:30:11,145 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:30:11,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.35ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 91.3MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:30:11,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.00ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 89.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:30:11,146 INFO L158 Benchmark]: Boogie Preprocessor took 23.19ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:30:11,146 INFO L158 Benchmark]: RCFGBuilder took 603.33ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 103.7MB in the end (delta: -16.3MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-12-06 02:30:11,148 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.35ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 91.3MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.00ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 89.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.19ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.33ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 103.7MB in the end (delta: -16.3MB). Peak memory consumption was 47.6MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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 02:30:11,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/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_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/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_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix014.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 615dc0a4278e77a094a63ed4629507c6f8d1cda73abba57cd69e8912d83fe5fd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:30:13,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:30:13,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:30:13,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:30:13,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:30:13,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:30:13,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:30:13,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:30:13,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:30:13,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:30:13,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:13,155 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:30:13,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:30:13,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:30:13,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:30:13,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:30:13,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:30:13,156 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:30:13,156 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:13,156 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:30:13,156 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_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 615dc0a4278e77a094a63ed4629507c6f8d1cda73abba57cd69e8912d83fe5fd [2024-12-06 02:30:13,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:30:13,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:30:13,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:30:13,404 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:30:13,404 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:30:13,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix014.opt.i [2024-12-06 02:30:16,097 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/28b3a4f9e/080d3b6b686d4c77870f494bacef6d86/FLAGdda4d6782 [2024-12-06 02:30:16,317 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:30:16,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/sv-benchmarks/c/pthread-wmm/mix014.opt.i [2024-12-06 02:30:16,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/28b3a4f9e/080d3b6b686d4c77870f494bacef6d86/FLAGdda4d6782 [2024-12-06 02:30:16,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/data/28b3a4f9e/080d3b6b686d4c77870f494bacef6d86 [2024-12-06 02:30:16,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:30:16,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:30:16,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:30:16,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:30:16,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:30:16,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8a1b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16, skipping insertion in model container [2024-12-06 02:30:16,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:30:16,518 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/sv-benchmarks/c/pthread-wmm/mix014.opt.i[944,957] [2024-12-06 02:30:16,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:30:16,694 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:30:16,704 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/sv-benchmarks/c/pthread-wmm/mix014.opt.i[944,957] [2024-12-06 02:30:16,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:30:16,790 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:30:16,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16 WrapperNode [2024-12-06 02:30:16,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:30:16,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:30:16,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:30:16,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:30:16,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,832 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-12-06 02:30:16,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:30:16,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:30:16,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:30:16,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:30:16,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,854 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:30:16,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:30:16,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:30:16,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:30:16,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:30:16" (1/1) ... [2024-12-06 02:30:16,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:30:16,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:30:16,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:30:16,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:30:16,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 02:30:16,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 02:30:16,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 02:30:16,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 02:30:16,937 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 02:30:16,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 02:30:16,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:30:16,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:30:16,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:30:16,939 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 02:30:17,067 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:30:17,068 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:30:17,399 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:30:17,399 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:30:17,561 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:30:17,567 INFO L158 Benchmark]: Toolchain (without parser) took 1220.42ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 47.5MB in the end (delta: 20.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-06 02:30:17,567 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:30:17,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.85ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 43.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:30:17,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.23ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 41.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:30:17,568 INFO L158 Benchmark]: Boogie Preprocessor took 33.47ms. Allocated memory is still 92.3MB. Free memory was 41.4MB in the beginning and 39.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:30:17,568 INFO L158 Benchmark]: RCFGBuilder took 698.45ms. Allocated memory is still 92.3MB. Free memory was 39.3MB in the beginning and 47.5MB in the end (delta: -8.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-12-06 02:30:17,570 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.85ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 43.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.23ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 41.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.47ms. Allocated memory is still 92.3MB. Free memory was 41.4MB in the beginning and 39.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 698.45ms. Allocated memory is still 92.3MB. Free memory was 39.3MB in the beginning and 47.5MB in the end (delta: -8.2MB). Peak memory consumption was 14.0MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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 02:30:17,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d475cddc-dd8b-4188-b5be-41d8677c8401/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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?