./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:13:19,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:13:19,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:13:19,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:13:19,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:13:19,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:13:19,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:13:19,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:13:19,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:13:19,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:13:19,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:13:19,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:13:19,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:13:19,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:13:19,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:13:19,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:13:19,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:13:19,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:13:19,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:13:19,650 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:13:19,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:13:19,650 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:13:19,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:13:19,650 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:13:19,651 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:13:19,651 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:13:19,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:13:19,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:19,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:13:19,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:13:19,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:13:19,652 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:13:19,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:13:19,652 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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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 -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2024-11-25 02:13:19,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:13:19,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:13:19,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:13:19,950 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:13:19,951 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:13:19,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i [2024-11-25 02:13:22,963 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/17093d56b/bb6f3c9528904c65b55a027c1a537716/FLAG811ba7ca8 [2024-11-25 02:13:23,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:13:23,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2024-11-25 02:13:23,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/17093d56b/bb6f3c9528904c65b55a027c1a537716/FLAG811ba7ca8 [2024-11-25 02:13:23,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/17093d56b/bb6f3c9528904c65b55a027c1a537716 [2024-11-25 02:13:23,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:13:23,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:13:23,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:23,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:13:23,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:13:23,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:23" (1/1) ... [2024-11-25 02:13:23,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326aeeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:23, skipping insertion in model container [2024-11-25 02:13:23,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:23" (1/1) ... [2024-11-25 02:13:23,384 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:13:23,586 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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-25 02:13:23,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:23,885 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:13:23,898 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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-25 02:13:23,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:24,029 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:13:24,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24 WrapperNode [2024-11-25 02:13:24,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:24,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:24,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:13:24,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:13:24,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,090 INFO L138 Inliner]: procedures = 175, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-11-25 02:13:24,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:24,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:13:24,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:13:24,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:13:24,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,123 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:13:24,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:13:24,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:13:24,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:13:24,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:24" (1/1) ... [2024-11-25 02:13:24,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:24,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:13:24,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:13:24,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:13:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:13:24,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:13:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:13:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:13:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:13:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:13:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:13:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:13:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:13:24,225 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:13:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:13:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:13:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:13:24,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:13:24,226 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 02:13:24,369 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:13:24,370 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:13:24,761 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:13:24,763 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:13:24,985 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:13:24,993 INFO L158 Benchmark]: Toolchain (without parser) took 1664.50ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 85.4MB in the end (delta: 5.3MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-11-25 02:13:24,995 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:24,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 703.35ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 67.7MB in the end (delta: 22.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:13:24,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.06ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:24,996 INFO L158 Benchmark]: Boogie Preprocessor took 49.76ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 64.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:24,997 INFO L158 Benchmark]: RCFGBuilder took 847.41ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 85.4MB in the end (delta: -21.1MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-25 02:13:25,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 703.35ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 67.7MB in the end (delta: 22.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.06ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.76ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 64.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 847.41ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 85.4MB in the end (delta: -21.1MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:13:25,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:13:27,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:13:27,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:13:27,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:13:27,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:13:27,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:13:27,815 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:13:27,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:13:27,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:13:27,817 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:13:27,817 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:13:27,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:27,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:13:27,818 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:13:27,819 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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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 -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2024-11-25 02:13:28,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:13:28,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:13:28,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:13:28,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:13:28,187 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:13:28,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i [2024-11-25 02:13:31,524 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/ff5f73c97/1eb9808329e54a13a48cdc09d5ff5001/FLAG882b0c1ed [2024-11-25 02:13:31,783 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:13:31,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2024-11-25 02:13:31,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/ff5f73c97/1eb9808329e54a13a48cdc09d5ff5001/FLAG882b0c1ed [2024-11-25 02:13:31,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/data/ff5f73c97/1eb9808329e54a13a48cdc09d5ff5001 [2024-11-25 02:13:31,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:13:31,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:13:31,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:31,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:13:31,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:13:31,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:31,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6666fe70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31, skipping insertion in model container [2024-11-25 02:13:31,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:31,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:13:32,074 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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-25 02:13:32,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:32,431 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:13:32,443 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_f121f8b7-f322-4450-88f2-ec5a2304cbf0/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-25 02:13:32,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:32,548 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:13:32,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32 WrapperNode [2024-11-25 02:13:32,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:32,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:32,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:13:32,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:13:32,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,615 INFO L138 Inliner]: procedures = 176, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-25 02:13:32,616 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:32,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:13:32,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:13:32,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:13:32,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,642 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:13:32,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:13:32,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:13:32,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:13:32,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:32" (1/1) ... [2024-11-25 02:13:32,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:32,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:13:32,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:13:32,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:13:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:13:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:13:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:13:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:13:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:13:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:13:32,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:13:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:13:32,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:13:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:13:32,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:13:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:13:32,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:13:32,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:13:32,759 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 02:13:32,981 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:13:32,983 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:13:33,494 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:13:33,494 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:13:33,663 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:13:33,671 INFO L158 Benchmark]: Toolchain (without parser) took 1851.95ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 29.8MB in the end (delta: 29.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-25 02:13:33,672 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:33,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 729.71ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 36.1MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:13:33,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.73ms. Allocated memory is still 83.9MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:33,673 INFO L158 Benchmark]: Boogie Preprocessor took 45.60ms. Allocated memory is still 83.9MB. Free memory was 34.0MB in the beginning and 32.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:13:33,673 INFO L158 Benchmark]: RCFGBuilder took 1006.53ms. Allocated memory is still 83.9MB. Free memory was 32.0MB in the beginning and 29.8MB in the end (delta: 2.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-25 02:13:33,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 729.71ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 36.1MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.73ms. Allocated memory is still 83.9MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.60ms. Allocated memory is still 83.9MB. Free memory was 34.0MB in the beginning and 32.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1006.53ms. Allocated memory is still 83.9MB. Free memory was 32.0MB in the beginning and 29.8MB in the end (delta: 2.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:13:33,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f121f8b7-f322-4450-88f2-ec5a2304cbf0/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 start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?