./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix055.opt.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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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 a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:39:43,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:39:44,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:39:44,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:39:44,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:39:44,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:39:44,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:39:44,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:39:44,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:39:44,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:39:44,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:39:44,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:39:44,159 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:39:44,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:39:44,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:39:44,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:39:44,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:39:44,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:39:44,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:39:44,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:39:44,162 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:39:44,162 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:39:44,162 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:39:44,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:39:44,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:39:44,163 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:39:44,163 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:39:44,163 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:39:44,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:39:44,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:44,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:39:44,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:39:44,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:39:44,164 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:39:44,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:39:44,164 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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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 -> a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 [2024-11-13 16:39:44,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:39:44,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:39:44,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:39:44,602 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:39:44,603 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:39:44,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix055.opt.i Unable to find full path for "g++" [2024-11-13 16:39:46,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:39:47,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:39:47,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/sv-benchmarks/c/pthread-wmm/mix055.opt.i [2024-11-13 16:39:47,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data/8a0287b2c/28c671a08f444c878da6415129b1b137/FLAG1fdf951f9 [2024-11-13 16:39:47,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data/8a0287b2c/28c671a08f444c878da6415129b1b137 [2024-11-13 16:39:47,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:39:47,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:39:47,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:47,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:39:47,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:39:47,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc6d327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47, skipping insertion in model container [2024-11-13 16:39:47,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,302 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:39:47,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:47,755 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:39:47,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:47,883 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:39:47,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47 WrapperNode [2024-11-13 16:39:47,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:47,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:47,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:39:47,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:39:47,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,948 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2024-11-13 16:39:47,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:47,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:39:47,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:39:47,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:39:47,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,977 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:39:47,982 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:39:47,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:39:47,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:39:47,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:47" (1/1) ... [2024-11-13 16:39:47,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:48,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:39:48,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:39:48,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:39:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:39:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:39:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:39:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:39:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:39:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:39:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:39:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:39:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:39:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:39:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 16:39:48,072 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 16:39:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:39:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:39:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:39:48,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:39:48,073 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 16:39:48,258 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:39:48,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:39:48,821 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:39:48,822 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:39:49,102 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:39:49,110 INFO L158 Benchmark]: Toolchain (without parser) took 1887.94ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 59.0MB in the end (delta: 23.5MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2024-11-13 16:39:49,112 INFO L158 Benchmark]: CDTParser took 1.25ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:49,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.96ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 59.4MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:39:49,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.19ms. Allocated memory is still 109.1MB. Free memory was 59.4MB in the beginning and 56.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:49,115 INFO L158 Benchmark]: Boogie Preprocessor took 32.65ms. Allocated memory is still 109.1MB. Free memory was 56.9MB in the beginning and 55.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:49,117 INFO L158 Benchmark]: RCFGBuilder took 1126.60ms. Allocated memory is still 109.1MB. Free memory was 55.3MB in the beginning and 59.0MB in the end (delta: -3.7MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-13 16:39:49,120 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.96ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 59.4MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.19ms. Allocated memory is still 109.1MB. Free memory was 59.4MB in the beginning and 56.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.65ms. Allocated memory is still 109.1MB. Free memory was 56.9MB in the beginning and 55.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1126.60ms. Allocated memory is still 109.1MB. Free memory was 55.3MB in the beginning and 59.0MB in the end (delta: -3.7MB). Peak memory consumption was 30.3MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:39:49,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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 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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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 a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:39:52,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:39:52,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 16:39:52,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:39:52,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:39:52,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:39:52,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:39:52,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:39:52,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:39:52,196 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:39:52,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:39:52,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:39:52,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:39:52,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:39:52,198 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:39:52,198 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:39:52,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:39:52,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:52,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:39:52,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:39:52,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:39:52,203 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:39:52,203 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:39:52,203 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:39:52,204 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_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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 -> a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 [2024-11-13 16:39:52,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:39:52,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:39:52,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:39:52,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:39:52,616 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:39:52,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix055.opt.i Unable to find full path for "g++" [2024-11-13 16:39:54,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:39:55,244 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:39:55,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/sv-benchmarks/c/pthread-wmm/mix055.opt.i [2024-11-13 16:39:55,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data/3ff567a4a/ea18ab1a754a42ef977d22e84993323b/FLAGed516df1a [2024-11-13 16:39:55,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/data/3ff567a4a/ea18ab1a754a42ef977d22e84993323b [2024-11-13 16:39:55,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:39:55,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:39:55,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:55,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:39:55,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:39:55,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:55" (1/1) ... [2024-11-13 16:39:55,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4670803c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:55, skipping insertion in model container [2024-11-13 16:39:55,443 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:55" (1/1) ... [2024-11-13 16:39:55,504 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:39:55,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:56,003 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:39:56,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:56,208 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:39:56,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56 WrapperNode [2024-11-13 16:39:56,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:56,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:56,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:39:56,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:39:56,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,267 INFO L138 Inliner]: procedures = 177, calls = 52, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2024-11-13 16:39:56,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:56,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:39:56,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:39:56,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:39:56,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:39:56,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:39:56,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:39:56,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:39:56,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:56" (1/1) ... [2024-11-13 16:39:56,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:56,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:39:56,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:39:56,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:39:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:39:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:39:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:39:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:39:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:39:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:39:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:39:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:39:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:39:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:39:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:39:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 16:39:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 16:39:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:39:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:39:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:39:56,423 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 16:39:56,623 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:39:56,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:39:57,113 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:39:57,114 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:39:57,423 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:39:57,430 INFO L158 Benchmark]: Toolchain (without parser) took 1998.34ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 49.5MB in the end (delta: 10.2MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2024-11-13 16:39:57,431 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:57,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 776.18ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 35.8MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:39:57,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.04ms. Allocated memory is still 83.9MB. Free memory was 35.8MB in the beginning and 33.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:57,432 INFO L158 Benchmark]: Boogie Preprocessor took 56.21ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 31.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:57,433 INFO L158 Benchmark]: RCFGBuilder took 1102.89ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 49.5MB in the end (delta: -18.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-13 16:39:57,440 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 776.18ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 35.8MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.04ms. Allocated memory is still 83.9MB. Free memory was 35.8MB in the beginning and 33.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.21ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 31.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1102.89ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 49.5MB in the end (delta: -18.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:39:57,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a45e3aab-164a-47ee-b18d-ae6d8c2f5a6d/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?