./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:04:38,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:04:38,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:04:38,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:04:38,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:04:38,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:04:38,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:04:38,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:04:38,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:04:38,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:04:38,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:04:38,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:04:38,498 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:04:38,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:04:38,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:04:38,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:04:38,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:04:38,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:04:38,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:04:38,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:04:38,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:04:38,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:04:38,500 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:04:38,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:04:38,500 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 [2024-12-06 03:04:38,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:04:38,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:04:38,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:04:38,739 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:04:38,740 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:04:38,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-12-06 03:04:41,330 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/cee84a686/2937b9bec25d4a99bdb375e95c41e459/FLAGf436b2214 [2024-12-06 03:04:41,607 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:04:41,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-12-06 03:04:41,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/cee84a686/2937b9bec25d4a99bdb375e95c41e459/FLAGf436b2214 [2024-12-06 03:04:41,632 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/cee84a686/2937b9bec25d4a99bdb375e95c41e459 [2024-12-06 03:04:41,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:04:41,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:04:41,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:04:41,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:04:41,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:04:41,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:04:41" (1/1) ... [2024-12-06 03:04:41,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5798762d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:41, skipping insertion in model container [2024-12-06 03:04:41,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:04:41" (1/1) ... [2024-12-06 03:04:41,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:04:41,817 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_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-12-06 03:04:41,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:04:42,003 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:04:42,011 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_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-12-06 03:04:42,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:04:42,098 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:04:42,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42 WrapperNode [2024-12-06 03:04:42,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:04:42,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:04:42,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:04:42,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:04:42,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,132 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2024-12-06 03:04:42,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:04:42,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:04:42,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:04:42,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:04:42,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,153 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:04:42,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:04:42,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:04:42,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:04:42,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:42" (1/1) ... [2024-12-06 03:04:42,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:04:42,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:04:42,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:04:42,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:04:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:04:42,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:04:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:04:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:04:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 03:04:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:04:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:04:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:04:42,224 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:04:42,338 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:04:42,340 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:04:42,786 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:04:42,786 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:04:43,106 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:04:43,112 INFO L158 Benchmark]: Toolchain (without parser) took 1475.53ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 101.3MB in the end (delta: 16.2MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2024-12-06 03:04:43,112 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:04:43,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.24ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 87.9MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:04:43,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.39ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 85.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:04:43,113 INFO L158 Benchmark]: Boogie Preprocessor took 34.18ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 82.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:04:43,114 INFO L158 Benchmark]: RCFGBuilder took 942.68ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 101.3MB in the end (delta: -18.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-12-06 03:04:43,115 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.24ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 87.9MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.39ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 85.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.18ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 82.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 942.68ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 101.3MB in the end (delta: -18.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:04:43,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:04:45,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:04:45,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:04:45,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:04:45,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:04:45,152 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:04:45,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:04:45,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:04:45,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:04:45,154 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:04:45,154 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:04:45,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:04:45,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:04:45,155 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 [2024-12-06 03:04:45,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:04:45,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:04:45,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:04:45,386 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:04:45,386 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:04:45,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-12-06 03:04:48,061 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/745e00058/715fba3e4e08478f8ff6396d6cda4727/FLAG6f6077700 [2024-12-06 03:04:48,300 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:04:48,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-12-06 03:04:48,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/745e00058/715fba3e4e08478f8ff6396d6cda4727/FLAG6f6077700 [2024-12-06 03:04:48,329 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/data/745e00058/715fba3e4e08478f8ff6396d6cda4727 [2024-12-06 03:04:48,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:04:48,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:04:48,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:04:48,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:04:48,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:04:48,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3accacc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48, skipping insertion in model container [2024-12-06 03:04:48,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:04:48,522 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_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-12-06 03:04:48,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:04:48,733 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:04:48,744 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_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/sv-benchmarks/c/pthread-wmm/mix023_tso.i[944,957] [2024-12-06 03:04:48,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:04:48,828 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:04:48,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48 WrapperNode [2024-12-06 03:04:48,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:04:48,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:04:48,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:04:48,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:04:48,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,875 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2024-12-06 03:04:48,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:04:48,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:04:48,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:04:48,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:04:48,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,899 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:04:48,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:04:48,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:04:48,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:04:48,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:04:48" (1/1) ... [2024-12-06 03:04:48,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:04:48,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:04:48,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:04:48,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:04:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:04:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:04:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:04:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:04:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:04:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 03:04:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 03:04:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:04:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:04:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:04:48,970 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:04:49,099 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:04:49,100 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:04:49,571 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:04:49,571 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:04:49,910 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:04:49,915 INFO L158 Benchmark]: Toolchain (without parser) took 1581.86ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 45.3MB in the end (delta: 22.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2024-12-06 03:04:49,916 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:04:49,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.03ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 39.0MB in the end (delta: 28.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:04:49,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.72ms. Allocated memory is still 92.3MB. Free memory was 39.0MB in the beginning and 65.9MB in the end (delta: -26.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-12-06 03:04:49,917 INFO L158 Benchmark]: Boogie Preprocessor took 35.11ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 63.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:04:49,917 INFO L158 Benchmark]: RCFGBuilder took 1002.10ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 45.3MB in the end (delta: 18.0MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-12-06 03:04:49,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.03ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 39.0MB in the end (delta: 28.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.72ms. Allocated memory is still 92.3MB. Free memory was 39.0MB in the beginning and 65.9MB in the end (delta: -26.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.11ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 63.3MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1002.10ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 45.3MB in the end (delta: 18.0MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:04:49,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee0f52c-baac-4ce9-ad35-c3cc8cb15c59/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?