./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9 --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 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:20:00,334 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:20:00,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:20:00,410 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:20:00,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:20:00,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:20:00,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:20:00,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:20:00,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:20:00,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:20:00,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:20:00,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:20:00,440 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:20:00,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:20:00,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:20:00,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:20:00,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:20:00,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:20:00,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:20:00,444 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:20:00,444 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:20:00,445 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:20:00,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:20:00,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:20:00,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:20:00,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:20:00,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:20:00,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:20:00,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:20:00,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:20:00,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:20:00,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:20:00,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:20:00,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:20:00,450 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:20:00,450 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd [2023-12-03 03:20:00,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:20:00,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:20:00,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:20:00,737 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:20:00,737 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:20:00,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i [2023-12-03 03:20:03,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:20:03,721 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:20:03,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/sv-benchmarks/c/pthread-wmm/rfi000_tso.i [2023-12-03 03:20:03,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data/272689049/a51a652e98ae44f9a0b443d334e58c85/FLAG9cd823824 [2023-12-03 03:20:03,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data/272689049/a51a652e98ae44f9a0b443d334e58c85 [2023-12-03 03:20:03,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:20:03,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:20:03,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:20:03,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:20:03,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:20:03,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:20:03" (1/1) ... [2023-12-03 03:20:03,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a64101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:03, skipping insertion in model container [2023-12-03 03:20:03,763 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:20:03" (1/1) ... [2023-12-03 03:20:03,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:20:04,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:20:04,156 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:20:04,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:20:04,250 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:20:04,250 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:20:04,256 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:20:04,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04 WrapperNode [2023-12-03 03:20:04,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:20:04,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:20:04,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:20:04,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:20:04,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,307 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-12-03 03:20:04,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:20:04,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:20:04,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:20:04,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:20:04,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:20:04,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:20:04,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:20:04,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:20:04,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:04" (1/1) ... [2023-12-03 03:20:04,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:20:04,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:20:04,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:20:04,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:20:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:20:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:20:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:20:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:20:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:20:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:20:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:20:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:20:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:20:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:20:04,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:20:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:20:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:20:04,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:20:04,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:20:04,421 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:20:04,550 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:20:04,552 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:20:04,870 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:20:05,055 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-12-03 03:20:05,059 INFO L158 Benchmark]: Toolchain (without parser) took 1302.68ms. Allocated memory is still 199.2MB. Free memory was 166.3MB in the beginning and 157.8MB in the end (delta: 8.6MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. [2023-12-03 03:20:05,060 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:20:05,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.35ms. Allocated memory is still 199.2MB. Free memory was 165.7MB in the beginning and 140.7MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:20:05,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.49ms. Allocated memory is still 199.2MB. Free memory was 140.7MB in the beginning and 138.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:20:05,062 INFO L158 Benchmark]: Boogie Preprocessor took 37.15ms. Allocated memory is still 199.2MB. Free memory was 138.4MB in the beginning and 136.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:20:05,063 INFO L158 Benchmark]: RCFGBuilder took 710.94ms. Allocated memory is still 199.2MB. Free memory was 136.3MB in the beginning and 157.8MB in the end (delta: -21.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-03 03:20:05,066 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.35ms. Allocated memory is still 199.2MB. Free memory was 165.7MB in the beginning and 140.7MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.49ms. Allocated memory is still 199.2MB. Free memory was 140.7MB in the beginning and 138.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.15ms. Allocated memory is still 199.2MB. Free memory was 138.4MB in the beginning and 136.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 710.94ms. Allocated memory is still 199.2MB. Free memory was 136.3MB in the beginning and 157.8MB in the end (delta: -21.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:20:05,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9 --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 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:20:07,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:20:07,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:20:07,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:20:07,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:20:07,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:20:07,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:20:07,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:20:07,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:20:07,147 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:20:07,148 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:20:07,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:20:07,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:20:07,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:20:07,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:20:07,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:20:07,151 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:20:07,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:20:07,152 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:20:07,153 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:20:07,153 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:20:07,154 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:20:07,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:20:07,155 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:20:07,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:20:07,156 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:20:07,156 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:20:07,157 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:20:07,157 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:20:07,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:20:07,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:20:07,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:20:07,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:20:07,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:20:07,160 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:20:07,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:20:07,160 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:20:07,160 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:20:07,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:20:07,161 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd [2023-12-03 03:20:07,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:20:07,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:20:07,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:20:07,470 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:20:07,471 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:20:07,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i [2023-12-03 03:20:10,269 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:20:10,514 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:20:10,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/sv-benchmarks/c/pthread-wmm/rfi000_tso.i [2023-12-03 03:20:10,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data/6c5e21530/fbe59362f03e4cbea219ea06db801829/FLAG45f38722e [2023-12-03 03:20:10,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/data/6c5e21530/fbe59362f03e4cbea219ea06db801829 [2023-12-03 03:20:10,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:20:10,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:20:10,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:20:10,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:20:10,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:20:10,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:20:10" (1/1) ... [2023-12-03 03:20:10,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58590e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:10, skipping insertion in model container [2023-12-03 03:20:10,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:20:10" (1/1) ... [2023-12-03 03:20:10,616 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:20:10,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:20:11,004 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:20:11,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:20:11,119 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:20:11,119 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:20:11,127 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:20:11,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11 WrapperNode [2023-12-03 03:20:11,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:20:11,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:20:11,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:20:11,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:20:11,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,212 INFO L138 Inliner]: procedures = 178, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-12-03 03:20:11,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:20:11,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:20:11,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:20:11,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:20:11,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:20:11,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:20:11,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:20:11,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:20:11,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:20:11" (1/1) ... [2023-12-03 03:20:11,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:20:11,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:20:11,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:20:11,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:20:11,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:20:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:20:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:20:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:20:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:20:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:20:11,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:20:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:20:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:20:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:20:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:20:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:20:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:20:11,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:20:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:20:11,334 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:20:11,467 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:20:11,468 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:20:11,775 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:20:11,930 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-12-03 03:20:11,934 INFO L158 Benchmark]: Toolchain (without parser) took 1382.95ms. Allocated memory is still 96.5MB. Free memory was 71.4MB in the beginning and 48.4MB in the end (delta: 23.0MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,934 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:20:11,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.83ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 70.7MB in the end (delta: 437.5kB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.99ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 68.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,936 INFO L158 Benchmark]: Boogie Preprocessor took 39.80ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 65.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,937 INFO L158 Benchmark]: RCFGBuilder took 678.29ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 48.4MB in the end (delta: 17.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-12-03 03:20:11,939 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.83ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 70.7MB in the end (delta: 437.5kB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.99ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 68.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.80ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 65.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 678.29ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 48.4MB in the end (delta: 17.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:20:11,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9e052d-a4e8-4154-b661-9aaa20371b76/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?