./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/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_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:39,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:40,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:27:40,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:27:40,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:27:40,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:40,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:40,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:40,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:40,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:40,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:40,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:40,058 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:27:40,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:27:40,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:40,059 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:40,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:40,060 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:40,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:40,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:40,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:40,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:40,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:40,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:40,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:40,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:27:40,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:27:40,061 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_33092150-aa9e-49a4-a5c9-c5e7ee473e50/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 [2024-11-25 02:27:40,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:40,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:40,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:40,403 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:40,404 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:40,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-25 02:27:43,595 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/29eeae184/b9ea327c80834cb8ab02cf1f3cc9baac/FLAG7290ed678 [2024-11-25 02:27:44,091 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:44,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-25 02:27:44,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/29eeae184/b9ea327c80834cb8ab02cf1f3cc9baac/FLAG7290ed678 [2024-11-25 02:27:44,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/29eeae184/b9ea327c80834cb8ab02cf1f3cc9baac [2024-11-25 02:27:44,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:44,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:44,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:44,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:44,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:44,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:44" (1/1) ... [2024-11-25 02:27:44,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2860b371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:44, skipping insertion in model container [2024-11-25 02:27:44,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:44" (1/1) ... [2024-11-25 02:27:44,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:44,483 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-25 02:27:44,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:44,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:44,904 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-25 02:27:44,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:45,022 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:45,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45 WrapperNode [2024-11-25 02:27:45,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:45,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:45,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:45,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:45,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,081 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-11-25 02:27:45,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:45,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:45,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:45,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:45,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,097 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,115 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,122 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:45,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:45,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:45,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:45,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:45" (1/1) ... [2024-11-25 02:27:45,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:45,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:45,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:45,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:27:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:27:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:27:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:27:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:27:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:27:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:27:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:27:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:27:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:27:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:27:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:45,225 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 02:27:45,431 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:45,433 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:27:45,886 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:27:45,886 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:27:46,111 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: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 02:27:46,118 INFO L158 Benchmark]: Toolchain (without parser) took 1929.31ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 55.2MB in the end (delta: 62.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 02:27:46,119 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:46,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 832.60ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 94.6MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:27:46,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.37ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:46,122 INFO L158 Benchmark]: Boogie Preprocessor took 52.06ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 91.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:46,123 INFO L158 Benchmark]: RCFGBuilder took 982.00ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 55.2MB in the end (delta: 35.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 02:27:46,127 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 832.60ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 94.6MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.37ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 92.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.06ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 91.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 982.00ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 55.2MB in the end (delta: 35.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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 02:27:46,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/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_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/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_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:49,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:49,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:27:49,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:49,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:49,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:49,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:49,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:49,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:49,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:49,169 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:27:49,169 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:27:49,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:49,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:27:49,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:49,171 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:49,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:49,171 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:49,171 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:49,171 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:49,171 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:27:49,172 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:27:49,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:49,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:49,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:49,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:49,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:49,173 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:27:49,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:27:49,173 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:27:49,173 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_33092150-aa9e-49a4-a5c9-c5e7ee473e50/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e08637578a960e5117d483812e56de1a390e4c3bc66da607109cc6e10390727 [2024-11-25 02:27:49,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:49,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:49,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:49,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:49,507 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:49,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-25 02:27:52,748 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/f430a5577/5973d74e6b064055978f607e64e041a5/FLAG85f2891f8 [2024-11-25 02:27:53,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:53,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-25 02:27:53,135 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/f430a5577/5973d74e6b064055978f607e64e041a5/FLAG85f2891f8 [2024-11-25 02:27:53,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/data/f430a5577/5973d74e6b064055978f607e64e041a5 [2024-11-25 02:27:53,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:53,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:53,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:53,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:53,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:53,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:53,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c88052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53, skipping insertion in model container [2024-11-25 02:27:53,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:53,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:53,425 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-25 02:27:53,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:53,795 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:53,813 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/sv-benchmarks/c/pthread-wmm/mix045_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-25 02:27:53,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:53,951 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:53,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53 WrapperNode [2024-11-25 02:27:53,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:53,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:53,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:53,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:53,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,046 INFO L138 Inliner]: procedures = 176, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2024-11-25 02:27:54,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:54,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:54,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:54,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:54,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,075 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:54,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:54,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:54,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:54,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:53" (1/1) ... [2024-11-25 02:27:54,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:54,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:54,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:54,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:27:54,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:27:54,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:27:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:27:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:27:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:27:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:27:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:27:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:27:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:27:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:27:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:54,197 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 02:27:54,393 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:54,396 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:27:54,842 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:27:54,842 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:27:55,014 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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:27:55,051 INFO L158 Benchmark]: Toolchain (without parser) took 1893.48ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 57.2MB in the end (delta: 1.4MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-25 02:27:55,051 INFO L158 Benchmark]: CDTParser took 1.64ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:55,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.70ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 35.0MB in the end (delta: 23.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:27:55,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.58ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 32.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:55,053 INFO L158 Benchmark]: Boogie Preprocessor took 40.24ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 30.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:55,053 INFO L158 Benchmark]: RCFGBuilder took 953.97ms. Allocated memory is still 83.9MB. Free memory was 30.7MB in the beginning and 57.2MB in the end (delta: -26.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-25 02:27:55,058 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.70ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 35.0MB in the end (delta: 23.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.58ms. Allocated memory is still 83.9MB. Free memory was 35.0MB in the beginning and 32.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.24ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 30.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 953.97ms. Allocated memory is still 83.9MB. Free memory was 30.7MB in the beginning and 57.2MB in the end (delta: -26.5MB). Peak memory consumption was 29.0MB. 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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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 02:27:55,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33092150-aa9e-49a4-a5c9-c5e7ee473e50/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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?