./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3 --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 a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:30:58,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:30:58,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:30:58,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:30:58,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:30:58,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:30:58,588 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:30:58,588 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:30:58,589 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:30:58,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:30:58,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:30:58,590 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:30:58,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:30:58,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:30:58,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:30:58,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:30:58,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:30:58,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:30:58,594 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:30:58,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:30:58,594 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_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3 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 -> a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e [2024-11-25 02:30:58,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:30:58,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:30:58,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:30:58,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:30:58,922 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:30:58,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2024-11-25 02:31:01,971 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/f94a9a6b3/bc34e32d214f40e78e76b8f55d2a7a53/FLAG65271eaea [2024-11-25 02:31:02,298 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:31:02,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2024-11-25 02:31:02,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/f94a9a6b3/bc34e32d214f40e78e76b8f55d2a7a53/FLAG65271eaea [2024-11-25 02:31:02,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/f94a9a6b3/bc34e32d214f40e78e76b8f55d2a7a53 [2024-11-25 02:31:02,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:31:02,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:31:02,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:31:02,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:31:02,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:31:02,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:31:02" (1/1) ... [2024-11-25 02:31:02,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7177696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:02, skipping insertion in model container [2024-11-25 02:31:02,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:31:02" (1/1) ... [2024-11-25 02:31:02,382 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:31:02,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:31:02,918 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:31:02,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:31:03,024 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:31:03,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03 WrapperNode [2024-11-25 02:31:03,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:31:03,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:31:03,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:31:03,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:31:03,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,078 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2024-11-25 02:31:03,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:31:03,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:31:03,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:31:03,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:31:03,087 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,102 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:31:03,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:31:03,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:31:03,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:31:03,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:03" (1/1) ... [2024-11-25 02:31:03,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:31:03,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:31:03,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:31:03,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:31:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:31:03,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:31:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:31:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:31:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:31:03,209 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:31:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:31:03,209 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:31:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:31:03,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:31:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 02:31:03,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 02:31:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:31:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:31:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:31:03,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:31:03,213 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:31:03,397 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:31:03,400 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:31:03,980 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:31:03,980 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:31:04,240 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-25 02:31:04,249 INFO L158 Benchmark]: Toolchain (without parser) took 1913.97ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 71.3MB in the end (delta: 20.4MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-11-25 02:31:04,249 INFO L158 Benchmark]: CDTParser took 1.60ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:31:04,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.13ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 67.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:31:04,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.90ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 65.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:31:04,250 INFO L158 Benchmark]: Boogie Preprocessor took 38.67ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 63.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:31:04,253 INFO L158 Benchmark]: RCFGBuilder took 1123.71ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 71.3MB in the end (delta: -7.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-25 02:31:04,256 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.13ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 67.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.90ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 65.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.67ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 63.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1123.71ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 71.3MB in the end (delta: -7.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 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 end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:31:04,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/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_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3 --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 a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:31:07,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:31:07,187 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 02:31:07,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:31:07,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:31:07,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:31:07,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:31:07,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:31:07,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:31:07,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:31:07,233 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:31:07,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:31:07,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:31:07,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:31:07,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:31:07,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:31:07,234 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:31:07,234 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:31:07,234 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:31:07,234 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:31:07,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:31:07,235 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:31:07,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:31:07,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:31:07,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:31:07,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:31:07,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:31:07,236 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:31:07,236 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:31:07,236 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:31:07,236 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_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3 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 -> a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e [2024-11-25 02:31:07,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:31:07,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:31:07,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:31:07,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:31:07,610 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:31:07,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2024-11-25 02:31:10,658 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/c13fd745d/79649712522743f8b800f796dcfea317/FLAG8a5ae1971 [2024-11-25 02:31:11,026 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:31:11,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2024-11-25 02:31:11,043 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/c13fd745d/79649712522743f8b800f796dcfea317/FLAG8a5ae1971 [2024-11-25 02:31:11,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/data/c13fd745d/79649712522743f8b800f796dcfea317 [2024-11-25 02:31:11,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:31:11,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:31:11,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:31:11,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:31:11,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:31:11,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d8b521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11, skipping insertion in model container [2024-11-25 02:31:11,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,336 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:31:11,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:31:11,743 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:31:11,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:31:11,863 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:31:11,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11 WrapperNode [2024-11-25 02:31:11,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:31:11,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:31:11,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:31:11,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:31:11,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,913 INFO L138 Inliner]: procedures = 177, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2024-11-25 02:31:11,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:31:11,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:31:11,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:31:11,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:31:11,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,943 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:31:11,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:31:11,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:31:11,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:31:11,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:11" (1/1) ... [2024-11-25 02:31:11,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:31:11,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:31:11,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:31:12,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:31:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:31:12,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:31:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:31:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:31:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:31:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:31:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:31:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:31:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:31:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:31:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:31:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 02:31:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 02:31:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:31:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:31:12,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:31:12,032 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:31:12,267 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:31:12,271 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:31:12,797 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:31:12,797 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:31:13,096 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:31:13,106 INFO L158 Benchmark]: Toolchain (without parser) took 1848.21ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 44.5MB in the end (delta: 14.6MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2024-11-25 02:31:13,107 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:31:13,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 603.90ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 33.8MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:31:13,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.68ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 31.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:31:13,108 INFO L158 Benchmark]: Boogie Preprocessor took 42.19ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 29.4MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:31:13,108 INFO L158 Benchmark]: RCFGBuilder took 1147.15ms. Allocated memory is still 83.9MB. Free memory was 29.4MB in the beginning and 44.5MB in the end (delta: -15.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-25 02:31:13,111 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 603.90ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 33.8MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.68ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 31.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.19ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 29.4MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1147.15ms. Allocated memory is still 83.9MB. Free memory was 29.4MB in the beginning and 44.5MB in the end (delta: -15.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:31:13,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39842092-35b9-4ae3-9acd-b93e08ee0b02/bin/ukojak-verify-ENZ3QT5qd3/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 end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?