./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ec75f624fee0326f6dc01ebf4c0afe8f65e83cfa5c5726cd79e55765f7366f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:50:17,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:50:17,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:50:17,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:50:17,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:50:17,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:50:17,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:50:17,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:50:17,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:50:17,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:50:17,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:50:17,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:50:17,246 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:50:17,247 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:50:17,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:50:17,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:17,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:50:17,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:50:17,249 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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ec75f624fee0326f6dc01ebf4c0afe8f65e83cfa5c5726cd79e55765f7366f9 [2024-12-06 02:50:17,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:50:17,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:50:17,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:50:17,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:50:17,501 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:50:17,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i [2024-12-06 02:50:20,185 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/cc0b0fe4a/a62730fc26f64495a56c6d1ffb2ee26b/FLAGea509e20b [2024-12-06 02:50:20,426 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:50:20,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i [2024-12-06 02:50:20,437 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/cc0b0fe4a/a62730fc26f64495a56c6d1ffb2ee26b/FLAGea509e20b [2024-12-06 02:50:20,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/cc0b0fe4a/a62730fc26f64495a56c6d1ffb2ee26b [2024-12-06 02:50:20,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:50:20,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:50:20,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:20,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:50:20,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:50:20,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:20" (1/1) ... [2024-12-06 02:50:20,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2d08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:20, skipping insertion in model container [2024-12-06 02:50:20,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:20" (1/1) ... [2024-12-06 02:50:20,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:50:20,928 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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i[949,962] [2024-12-06 02:50:21,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:50:21,099 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:50:21,109 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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i[949,962] [2024-12-06 02:50:21,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:50:21,189 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:50:21,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21 WrapperNode [2024-12-06 02:50:21,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:21,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:50:21,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:50:21,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:50:21,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,228 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2024-12-06 02:50:21,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:50:21,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:50:21,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:50:21,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:50:21,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,243 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:50:21,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:50:21,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:50:21,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:50:21,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:21" (1/1) ... [2024-12-06 02:50:21,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:21,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:50:21,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:50:21,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:50:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:50:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 02:50:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 02:50:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 02:50:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 02:50:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 02:50:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:50:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:50:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:50:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:50:21,317 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:50:21,441 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:50:21,442 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:50:21,739 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:50:21,740 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:50:21,884 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:50:21,889 INFO L158 Benchmark]: Toolchain (without parser) took 1126.98ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 72.2MB in the end (delta: 18.9MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-12-06 02:50:21,889 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:21,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.33ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 66.9MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:50:21,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.20ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:21,891 INFO L158 Benchmark]: Boogie Preprocessor took 22.11ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 63.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:50:21,891 INFO L158 Benchmark]: RCFGBuilder took 636.48ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 72.2MB in the end (delta: -9.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-12-06 02:50:21,893 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.33ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 66.9MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.20ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.11ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 63.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 636.48ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 72.2MB in the end (delta: -9.4MB). Peak memory consumption was 30.8MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:50:21,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ec75f624fee0326f6dc01ebf4c0afe8f65e83cfa5c5726cd79e55765f7366f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:50:23,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:50:23,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:50:23,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:50:23,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:50:23,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:50:23,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:50:23,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:50:23,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:50:23,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:23,996 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:50:23,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:50:23,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:23,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:50:23,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:50:23,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:50:23,997 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:50:23,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:23,997 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:50:23,997 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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ec75f624fee0326f6dc01ebf4c0afe8f65e83cfa5c5726cd79e55765f7366f9 [2024-12-06 02:50:24,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:50:24,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:50:24,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:50:24,243 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:50:24,243 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:50:24,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i [2024-12-06 02:50:27,037 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/628f09658/da1e8d0675a843cc981dc555a2715d39/FLAGb212a58e2 [2024-12-06 02:50:27,255 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:50:27,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i [2024-12-06 02:50:27,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/628f09658/da1e8d0675a843cc981dc555a2715d39/FLAGb212a58e2 [2024-12-06 02:50:27,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/data/628f09658/da1e8d0675a843cc981dc555a2715d39 [2024-12-06 02:50:27,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:50:27,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:50:27,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:27,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:50:27,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:50:27,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:27,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eaa1e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27, skipping insertion in model container [2024-12-06 02:50:27,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:27,620 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:50:27,750 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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i[949,962] [2024-12-06 02:50:27,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:50:27,905 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:50:27,914 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_8422c7a0-d51f-445d-b37e-716ec01c4cbc/sv-benchmarks/c/pthread-wmm/mix055_tso.oepc.i[949,962] [2024-12-06 02:50:27,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:50:27,994 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:50:27,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27 WrapperNode [2024-12-06 02:50:27,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:50:27,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:50:27,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:50:27,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:50:28,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,033 INFO L138 Inliner]: procedures = 177, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-12-06 02:50:28,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:50:28,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:50:28,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:50:28,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:50:28,040 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,055 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:50:28,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:50:28,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:50:28,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:50:28,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:50:27" (1/1) ... [2024-12-06 02:50:28,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:50:28,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:50:28,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:50:28,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:50:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 02:50:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 02:50:28,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 02:50:28,139 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 02:50:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 02:50:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 02:50:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 02:50:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:50:28,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:50:28,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:50:28,141 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:50:28,273 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:50:28,274 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:50:28,592 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:50:28,593 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:50:28,736 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:50:28,742 INFO L158 Benchmark]: Toolchain (without parser) took 1153.08ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 49.7MB in the end (delta: 18.9MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-06 02:50:28,742 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:28,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.09ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:50:28,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.83ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 41.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:28,743 INFO L158 Benchmark]: Boogie Preprocessor took 30.76ms. Allocated memory is still 92.3MB. Free memory was 41.9MB in the beginning and 39.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:50:28,744 INFO L158 Benchmark]: RCFGBuilder took 675.01ms. Allocated memory is still 92.3MB. Free memory was 39.7MB in the beginning and 49.7MB in the end (delta: -10.0MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-12-06 02:50:28,746 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.09ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.1MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.83ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 41.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.76ms. Allocated memory is still 92.3MB. Free memory was 41.9MB in the beginning and 39.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 675.01ms. Allocated memory is still 92.3MB. Free memory was 39.7MB in the beginning and 49.7MB in the end (delta: -10.0MB). Peak memory consumption was 14.2MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:50:28,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8422c7a0-d51f-445d-b37e-716ec01c4cbc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?