./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix023_tso.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_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/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_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/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_319a7707-ced0-4d72-9525-4508910204bd/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 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:18:11,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:18:11,257 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:18:11,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:18:11,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:18:11,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:18:11,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:18:11,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:18:11,312 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:18:11,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:18:11,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:18:11,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:18:11,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:18:11,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:18:11,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:18:11,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:18:11,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:18:11,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:18:11,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:18:11,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:18:11,321 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:18:11,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:18:11,322 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:18:11,322 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:18:11,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:18:11,323 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:18:11,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:18:11,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:11,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:18:11,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:18:11,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:18:11,325 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:18:11,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:18:11,328 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_319a7707-ced0-4d72-9525-4508910204bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 [2024-11-08 23:18:11,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:18:11,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:18:11,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:18:11,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:18:11,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:18:11,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix023_tso.i Unable to find full path for "g++" [2024-11-08 23:18:13,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:18:14,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:18:14,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-11-08 23:18:14,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data/5a674acb4/2c951e88161d4acabb53d7ab1d1f778c/FLAGdd442679f [2024-11-08 23:18:14,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data/5a674acb4/2c951e88161d4acabb53d7ab1d1f778c [2024-11-08 23:18:14,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:18:14,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:18:14,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:14,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:18:14,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:18:14,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:14" (1/1) ... [2024-11-08 23:18:14,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbf5a58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:14, skipping insertion in model container [2024-11-08 23:18:14,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:14" (1/1) ... [2024-11-08 23:18:14,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:18:14,604 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_319a7707-ced0-4d72-9525-4508910204bd/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-11-08 23:18:14,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:14,944 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:18:14,958 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_319a7707-ced0-4d72-9525-4508910204bd/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-11-08 23:18:15,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:15,087 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:18:15,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15 WrapperNode [2024-11-08 23:18:15,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:15,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:15,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:18:15,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:18:15,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,150 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2024-11-08 23:18:15,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:15,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:18:15,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:18:15,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:18:15,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:18:15,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:18:15,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:18:15,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:18:15,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:15" (1/1) ... [2024-11-08 23:18:15,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:15,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:18:15,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:18:15,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:18:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:18:15,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:18:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:18:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:18:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:18:15,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:18:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:18:15,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:18:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:18:15,302 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:18:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:18:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:18:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:18:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:18:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:18:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:18:15,306 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 23:18:15,521 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:18:15,524 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:18:16,187 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:18:16,187 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:18:16,533 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$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:18:16,537 INFO L158 Benchmark]: Toolchain (without parser) took 2203.63ms. Allocated memory is still 169.9MB. Free memory was 125.3MB in the beginning and 118.5MB in the end (delta: 6.7MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2024-11-08 23:18:16,537 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:18:16,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.65ms. Allocated memory is still 169.9MB. Free memory was 125.3MB in the beginning and 92.4MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 23:18:16,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.01ms. Allocated memory is still 169.9MB. Free memory was 92.4MB in the beginning and 89.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:18:16,540 INFO L158 Benchmark]: Boogie Preprocessor took 50.26ms. Allocated memory is still 169.9MB. Free memory was 89.6MB in the beginning and 86.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:18:16,541 INFO L158 Benchmark]: RCFGBuilder took 1332.61ms. Allocated memory is still 169.9MB. Free memory was 86.2MB in the beginning and 118.5MB in the end (delta: -32.4MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2024-11-08 23:18:16,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory was 92.5MB in the beginning and 92.5MB in the end (delta: 29.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.65ms. Allocated memory is still 169.9MB. Free memory was 125.3MB in the beginning and 92.4MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.01ms. Allocated memory is still 169.9MB. Free memory was 92.4MB in the beginning and 89.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.26ms. Allocated memory is still 169.9MB. Free memory was 89.6MB in the beginning and 86.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1332.61ms. Allocated memory is still 169.9MB. Free memory was 86.2MB in the beginning and 118.5MB in the end (delta: -32.4MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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. [2024-11-08 23:18:16,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/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_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/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_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/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_319a7707-ced0-4d72-9525-4508910204bd/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 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:18:18,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:18:19,017 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:18:19,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:18:19,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:18:19,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:18:19,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:18:19,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:18:19,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:18:19,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:18:19,065 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:18:19,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:18:19,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:18:19,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:18:19,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:18:19,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:18:19,068 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:18:19,071 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:18:19,071 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:18:19,072 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:18:19,073 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:18:19,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:18:19,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:18:19,078 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:18:19,078 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:18:19,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:18:19,079 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:19,079 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:18:19,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:18:19,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:19,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:18:19,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:18:19,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:18:19,082 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:18:19,082 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:19,083 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:18:19,083 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_319a7707-ced0-4d72-9525-4508910204bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 [2024-11-08 23:18:19,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:18:19,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:18:19,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:18:19,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:18:19,471 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:18:19,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix023_tso.i Unable to find full path for "g++" [2024-11-08 23:18:21,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:18:22,018 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:18:22,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-11-08 23:18:22,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data/47e3969d1/2af82270446a409aa05c0a7fe6137705/FLAGbccf977af [2024-11-08 23:18:22,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/data/47e3969d1/2af82270446a409aa05c0a7fe6137705 [2024-11-08 23:18:22,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:18:22,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:18:22,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:22,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:18:22,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:18:22,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:22,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48988116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22, skipping insertion in model container [2024-11-08 23:18:22,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:22,143 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:18:22,431 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_319a7707-ced0-4d72-9525-4508910204bd/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-11-08 23:18:22,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:22,792 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:18:22,804 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_319a7707-ced0-4d72-9525-4508910204bd/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-11-08 23:18:22,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:18:22,944 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:18:22,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22 WrapperNode [2024-11-08 23:18:22,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:18:22,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:22,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:18:22,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:18:22,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:22,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,038 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2024-11-08 23:18:23,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:18:23,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:18:23,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:18:23,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:18:23,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,068 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:18:23,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:18:23,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:18:23,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:18:23,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:18:22" (1/1) ... [2024-11-08 23:18:23,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:18:23,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:18:23,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:18:23,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:18:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:18:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:18:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:18:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:18:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:18:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:18:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:18:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:18:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:18:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:18:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:18:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:18:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:18:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:18:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:18:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:18:23,209 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 23:18:23,423 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:18:23,426 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:18:24,110 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:18:24,113 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:18:24,587 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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:18:24,593 INFO L158 Benchmark]: Toolchain (without parser) took 2526.01ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 41.5MB in the beginning and 51.7MB in the end (delta: -10.2MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-11-08 23:18:24,593 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:18:24,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.26ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 41.3MB in the beginning and 49.9MB in the end (delta: -8.6MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-11-08 23:18:24,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.18ms. Allocated memory is still 92.3MB. Free memory was 49.5MB in the beginning and 46.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:18:24,597 INFO L158 Benchmark]: Boogie Preprocessor took 69.08ms. Allocated memory is still 92.3MB. Free memory was 46.5MB in the beginning and 43.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:18:24,598 INFO L158 Benchmark]: RCFGBuilder took 1478.54ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 43.2MB in the beginning and 51.7MB in the end (delta: -8.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-11-08 23:18:24,601 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.26ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 41.3MB in the beginning and 49.9MB in the end (delta: -8.6MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.18ms. Allocated memory is still 92.3MB. Free memory was 49.5MB in the beginning and 46.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.08ms. Allocated memory is still 92.3MB. Free memory was 46.5MB in the beginning and 43.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1478.54ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 43.2MB in the beginning and 51.7MB in the end (delta: -8.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:18:24,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_319a7707-ced0-4d72-9525-4508910204bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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?