./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb908a7f9df60a2a419557a30ba61167baea262647e714e35178f644d31e1055 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:17,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:17,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:33:17,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:33:17,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:33:17,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:17,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:17,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:17,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:17,609 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:17,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:17,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:17,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:17,612 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:17,612 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:17,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:17,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:17,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:17,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:17,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:17,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:17,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:33:17,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:33:17,613 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_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) 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 -> cb908a7f9df60a2a419557a30ba61167baea262647e714e35178f644d31e1055 [2024-11-13 20:33:17,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:17,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:17,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:17,944 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:17,945 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:17,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-13 20:33:19,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:20,228 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:20,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i [2024-11-13 20:33:20,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data/03a13c31f/2e54944a22004b0a8d30f4aa014eae0e/FLAGab7b58071 [2024-11-13 20:33:20,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data/03a13c31f/2e54944a22004b0a8d30f4aa014eae0e [2024-11-13 20:33:20,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:20,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:20,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:20,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:20,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:20,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@465443b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20, skipping insertion in model container [2024-11-13 20:33:20,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,341 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:20,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:20,746 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:20,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:20,874 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:20,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20 WrapperNode [2024-11-13 20:33:20,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:20,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:20,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:20,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:20,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,915 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-13 20:33:20,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:20,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:20,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:20,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:20,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,968 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:20,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:20,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:20,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:20,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:20,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:21,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:21,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:33:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:33:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:33:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:33:21,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:33:21,037 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:33:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:33:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:33:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:33:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:33:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:33:21,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:21,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:21,039 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:33:21,173 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:21,174 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:21,516 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:33:21,516 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:21,738 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:33:21,747 INFO L158 Benchmark]: Toolchain (without parser) took 1466.09ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 75.1MB in the end (delta: 15.5MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2024-11-13 20:33:21,748 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory was 42.1MB in the beginning and 41.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:21,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.83ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 67.3MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:33:21,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.77ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:21,749 INFO L158 Benchmark]: Boogie Preprocessor took 52.30ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:21,749 INFO L158 Benchmark]: RCFGBuilder took 775.95ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 75.1MB in the end (delta: -11.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-13 20:33:21,754 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory was 42.1MB in the beginning and 41.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.83ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 67.3MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.77ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.30ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 775.95ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 75.1MB in the end (delta: -11.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$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. [2024-11-13 20:33:21,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb908a7f9df60a2a419557a30ba61167baea262647e714e35178f644d31e1055 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:24,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:24,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 20:33:24,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:24,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:24,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:24,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:24,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:24,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:24,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:24,527 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:33:24,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:33:24,528 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:24,529 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:33:24,529 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:33:24,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:33:24,529 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:33:24,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:24,529 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:24,529 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:24,530 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:24,530 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:24,530 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:24,530 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:33:24,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:24,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:24,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:24,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:24,531 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:24,531 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:33:24,531 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:24,531 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:33:24,531 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_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm 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 ! overflow) ) 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 -> cb908a7f9df60a2a419557a30ba61167baea262647e714e35178f644d31e1055 [2024-11-13 20:33:24,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:24,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:24,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:24,842 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:24,842 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:24,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-13 20:33:26,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:26,978 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:26,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/sv-benchmarks/c/pthread-wmm/mix038_power.oepc_pso.oepc_rmo.oepc.i [2024-11-13 20:33:27,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data/45d53afbc/33940e09c114445d9728d1e75e6f2986/FLAG8f3e90e0b [2024-11-13 20:33:27,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/data/45d53afbc/33940e09c114445d9728d1e75e6f2986 [2024-11-13 20:33:27,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:27,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:27,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:27,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:27,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:27,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f6c329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27, skipping insertion in model container [2024-11-13 20:33:27,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:27,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:27,701 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:27,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:27,848 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:27,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27 WrapperNode [2024-11-13 20:33:27,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:27,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:27,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:27,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:27,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,898 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-13 20:33:27,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:27,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:27,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:27,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:27,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:27,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:27,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:27,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:27,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:27" (1/1) ... [2024-11-13 20:33:27,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:27,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:27,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:27,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:33:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:33:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:33:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:33:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:33:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:33:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:33:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:33:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:33:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:33:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:33:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:28,013 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:33:28,189 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:28,191 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:28,575 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:33:28,575 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:28,774 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:33:28,780 INFO L158 Benchmark]: Toolchain (without parser) took 1532.08ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 60.2MB in the end (delta: 31.8MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-13 20:33:28,780 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:28,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.59ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 68.1MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:33:28,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.03ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:28,784 INFO L158 Benchmark]: Boogie Preprocessor took 43.25ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 64.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:28,784 INFO L158 Benchmark]: RCFGBuilder took 835.92ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 60.2MB in the end (delta: 3.9MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-13 20:33:28,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.59ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 68.1MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.03ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.25ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 64.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 835.92ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 60.2MB in the end (delta: 3.9MB). Peak memory consumption was 30.1MB. 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$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. [2024-11-13 20:33:28,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a3be0d-ea36-4339-9faf-5f856b5f4d28/bin/ukojak-verify-EEHR8qb7sm/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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?