./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 22:32:11,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:32:11,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:32:11,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:32:11,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:32:11,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:32:12,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:32:12,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:32:12,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:32:12,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:32:12,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:32:12,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:32:12,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:32:12,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:32:12,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:32:12,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:32:12,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:32:12,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:32:12,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:32:12,013 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:32:12,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:32:12,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:32:12,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:32:12,017 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:32:12,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:32:12,018 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:32:12,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:32:12,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:12,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:32:12,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:32:12,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:32:12,024 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:32:12,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:32:12,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2024-11-08 22:32:12,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:32:12,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:32:12,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:32:12,423 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:32:12,424 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:32:12,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i Unable to find full path for "g++" [2024-11-08 22:32:14,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:32:15,172 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:32:15,173 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2024-11-08 22:32:15,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data/98024521f/e29fc716c89040cc93687c4d68c3f8e6/FLAG98fe64024 [2024-11-08 22:32:15,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data/98024521f/e29fc716c89040cc93687c4d68c3f8e6 [2024-11-08 22:32:15,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:32:15,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:32:15,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:15,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:32:15,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:32:15,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:15" (1/1) ... [2024-11-08 22:32:15,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101f8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:15, skipping insertion in model container [2024-11-08 22:32:15,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:15" (1/1) ... [2024-11-08 22:32:15,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:32:15,578 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_c9319f9c-5d21-403f-aa37-44b723aac17b/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-08 22:32:15,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:15,987 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:32:16,005 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_c9319f9c-5d21-403f-aa37-44b723aac17b/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-08 22:32:16,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:16,120 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:32:16,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16 WrapperNode [2024-11-08 22:32:16,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:16,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:16,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:32:16,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:32:16,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,212 INFO L138 Inliner]: procedures = 175, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-11-08 22:32:16,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:16,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:32:16,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:32:16,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:32:16,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:32:16,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:32:16,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:32:16,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:32:16,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:16" (1/1) ... [2024-11-08 22:32:16,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:16,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:32:16,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:32:16,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:32:16,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:32:16,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:32:16,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:32:16,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:32:16,379 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:32:16,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:32:16,379 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:32:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:32:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:32:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:32:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:32:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:32:16,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:32:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:32:16,384 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:32:16,623 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:32:16,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:32:17,024 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:32:17,025 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:32:17,281 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$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-08 22:32:17,291 INFO L158 Benchmark]: Toolchain (without parser) took 2072.95ms. Allocated memory is still 159.4MB. Free memory was 119.1MB in the beginning and 122.3MB in the end (delta: -3.2MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2024-11-08 22:32:17,292 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 121.6MB. Free memory was 95.8MB in the beginning and 95.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:32:17,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 905.05ms. Allocated memory is still 159.4MB. Free memory was 119.1MB in the beginning and 93.2MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 22:32:17,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.39ms. Allocated memory is still 159.4MB. Free memory was 93.2MB in the beginning and 91.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:32:17,295 INFO L158 Benchmark]: Boogie Preprocessor took 53.15ms. Allocated memory is still 159.4MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:32:17,296 INFO L158 Benchmark]: RCFGBuilder took 1015.11ms. Allocated memory is still 159.4MB. Free memory was 89.0MB in the beginning and 122.3MB in the end (delta: -33.3MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-08 22:32:17,302 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 121.6MB. Free memory was 95.8MB in the beginning and 95.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 905.05ms. Allocated memory is still 159.4MB. Free memory was 119.1MB in the beginning and 93.2MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.39ms. Allocated memory is still 159.4MB. Free memory was 93.2MB in the beginning and 91.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.15ms. Allocated memory is still 159.4MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1015.11ms. Allocated memory is still 159.4MB. Free memory was 89.0MB in the beginning and 122.3MB in the end (delta: -33.3MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$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. [2024-11-08 22:32:17,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 22:32:20,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:32:20,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:32:20,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:32:20,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:32:20,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:32:20,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:32:20,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:32:20,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:32:20,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:32:20,357 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:32:20,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:32:20,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:32:20,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:32:20,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:32:20,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:32:20,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:32:20,361 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:32:20,365 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:32:20,366 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:32:20,366 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:32:20,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:32:20,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:32:20,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:32:20,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:32:20,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:32:20,368 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:20,368 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:32:20,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:32:20,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:20,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:32:20,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:32:20,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:32:20,370 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:32:20,370 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:20,374 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:32:20,375 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2024-11-08 22:32:20,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:32:20,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:32:20,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:32:20,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:32:20,867 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:32:20,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i Unable to find full path for "g++" [2024-11-08 22:32:23,318 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:32:23,680 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:32:23,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2024-11-08 22:32:23,698 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data/4c79fdf7f/73b62a7bc1464f748f5aff93f4c274e2/FLAG2176f91b7 [2024-11-08 22:32:23,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/data/4c79fdf7f/73b62a7bc1464f748f5aff93f4c274e2 [2024-11-08 22:32:23,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:32:23,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:32:23,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:23,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:32:23,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:32:23,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:23" (1/1) ... [2024-11-08 22:32:23,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc7443 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:23, skipping insertion in model container [2024-11-08 22:32:23,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:23" (1/1) ... [2024-11-08 22:32:23,990 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:32:24,333 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_c9319f9c-5d21-403f-aa37-44b723aac17b/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-08 22:32:24,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:24,762 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:32:24,781 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_c9319f9c-5d21-403f-aa37-44b723aac17b/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2024-11-08 22:32:24,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:24,981 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:32:24,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24 WrapperNode [2024-11-08 22:32:24,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:24,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:24,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:32:24,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:32:24,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,067 INFO L138 Inliner]: procedures = 176, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-08 22:32:25,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:25,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:32:25,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:32:25,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:32:25,085 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:32:25,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:32:25,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:32:25,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:32:25,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:24" (1/1) ... [2024-11-08 22:32:25,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:25,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:32:25,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:32:25,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:32:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:32:25,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:32:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:32:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:32:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:32:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:32:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:32:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:32:25,226 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:32:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:32:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:32:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:32:25,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:32:25,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:32:25,229 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:32:25,440 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:32:25,443 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:32:25,999 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:32:25,999 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:32:26,219 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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-08 22:32:26,227 INFO L158 Benchmark]: Toolchain (without parser) took 2323.61ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 53.8MB in the beginning and 55.6MB in the end (delta: -1.8MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-08 22:32:26,228 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 55.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:32:26,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1078.19ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 50.9MB in the end (delta: 2.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2024-11-08 22:32:26,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.98ms. Allocated memory is still 79.7MB. Free memory was 50.8MB in the beginning and 48.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:32:26,230 INFO L158 Benchmark]: Boogie Preprocessor took 65.61ms. Allocated memory is still 79.7MB. Free memory was 48.3MB in the beginning and 46.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:32:26,232 INFO L158 Benchmark]: RCFGBuilder took 1082.22ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 46.2MB in the beginning and 55.6MB in the end (delta: -9.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:32:26,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 55.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1078.19ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 50.9MB in the end (delta: 2.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.98ms. Allocated memory is still 79.7MB. Free memory was 50.8MB in the beginning and 48.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.61ms. Allocated memory is still 79.7MB. Free memory was 48.3MB in the beginning and 46.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1082.22ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 46.2MB in the beginning and 55.6MB in the end (delta: -9.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:32:26,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9319f9c-5d21-403f-aa37-44b723aac17b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$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?