./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:40:33,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:40:33,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:40:33,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:40:33,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:40:33,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:40:33,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:40:33,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:40:33,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:40:33,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:40:33,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:40:33,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:40:33,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:40:33,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:40:33,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:40:33,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:40:33,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:40:33,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:40:33,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:40:33,330 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:40:33,330 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:40:33,331 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:40:33,331 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:40:33,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:40:33,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:40:33,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:40:33,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:40:33,332 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:40:33,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:40:33,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:40:33,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:40:33,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:40:33,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:40:33,332 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:40:33,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:40:33,333 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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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 -> 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 [2024-11-13 16:40:33,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:40:33,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:40:33,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:40:33,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:40:33,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:40:33,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-13 16:40:35,606 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:40:35,954 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:40:35,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2024-11-13 16:40:35,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data/40f7351f4/8bcdc01977df446191e460a58ad53332/FLAG4bae361de [2024-11-13 16:40:36,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data/40f7351f4/8bcdc01977df446191e460a58ad53332 [2024-11-13 16:40:36,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:40:36,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:40:36,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:40:36,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:40:36,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:40:36,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34b0d6f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36, skipping insertion in model container [2024-11-13 16:40:36,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:40:36,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:40:36,740 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:40:36,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:40:36,835 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:40:36,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36 WrapperNode [2024-11-13 16:40:36,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:40:36,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:40:36,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:40:36,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:40:36,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,875 INFO L138 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-13 16:40:36,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:40:36,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:40:36,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:40:36,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:40:36,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,905 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:40:36,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:40:36,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:40:36,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:40:36,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:36" (1/1) ... [2024-11-13 16:40:36,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:40:36,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:40:36,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:40:36,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:40:36,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:40:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:40:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:40:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:40:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:40:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:40:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:40:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:40:36,983 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:40:36,983 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:40:36,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:40:36,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:40:36,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:40:36,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:40:36,985 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 16:40:37,166 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:40:37,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:40:37,619 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:40:37,619 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:40:37,831 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:40:37,840 INFO L158 Benchmark]: Toolchain (without parser) took 1660.39ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.3MB in the end (delta: 15.6MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-13 16:40:37,842 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:40:37,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.31ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 67.5MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:40:37,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.42ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:40:37,843 INFO L158 Benchmark]: Boogie Preprocessor took 28.72ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 64.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:40:37,844 INFO L158 Benchmark]: RCFGBuilder took 930.59ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 75.3MB in the end (delta: -11.3MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-13 16:40:37,848 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.31ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 67.5MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.42ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.72ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 64.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 930.59ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 75.3MB in the end (delta: -11.3MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~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 16:40:37,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:40:40,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:40:40,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 16:40:40,674 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:40:40,675 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:40:40,676 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:40:40,676 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:40:40,676 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:40:40,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:40:40,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:40:40,678 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:40:40,678 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:40:40,678 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:40:40,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:40:40,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:40:40,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:40:40,679 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:40:40,679 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:40:40,680 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:40:40,681 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:40:40,681 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:40:40,681 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:40:40,681 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:40:40,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:40:40,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:40:40,682 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:40:40,682 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:40:40,682 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:40:40,682 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:40:40,682 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:40:40,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:40:40,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:40:40,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:40:40,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:40:40,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:40:40,684 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:40:40,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:40:40,684 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:40:40,684 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_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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 -> 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 [2024-11-13 16:40:40,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:40:41,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:40:41,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:40:41,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:40:41,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:40:41,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-13 16:40:42,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:40:43,319 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:40:43,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2024-11-13 16:40:43,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data/b0a054d65/1ec66017f66d4cae84e56718dc1a51b4/FLAG74a7ba88c [2024-11-13 16:40:43,368 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/data/b0a054d65/1ec66017f66d4cae84e56718dc1a51b4 [2024-11-13 16:40:43,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:40:43,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:40:43,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:40:43,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:40:43,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:40:43,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:40:43" (1/1) ... [2024-11-13 16:40:43,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44b6439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:43, skipping insertion in model container [2024-11-13 16:40:43,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:40:43" (1/1) ... [2024-11-13 16:40:43,434 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:40:43,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:40:43,865 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:40:43,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:40:44,009 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:40:44,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44 WrapperNode [2024-11-13 16:40:44,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:40:44,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:40:44,011 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:40:44,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:40:44,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,049 INFO L138 Inliner]: procedures = 176, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2024-11-13 16:40:44,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:40:44,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:40:44,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:40:44,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:40:44,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:40:44,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:40:44,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:40:44,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:40:44,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:40:44" (1/1) ... [2024-11-13 16:40:44,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:40:44,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:40:44,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:40:44,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:40:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:40:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:40:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:40:44,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:40:44,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:40:44,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:40:44,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:40:44,146 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 16:40:44,286 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:40:44,288 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:40:44,732 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:40:44,732 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:40:44,892 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:40:44,897 INFO L158 Benchmark]: Toolchain (without parser) took 1523.77ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 58.9MB in the end (delta: 32.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-13 16:40:44,897 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:40:44,898 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.40ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 66.9MB in the end (delta: 23.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:40:44,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.02ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:40:44,899 INFO L158 Benchmark]: Boogie Preprocessor took 34.45ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:40:44,899 INFO L158 Benchmark]: RCFGBuilder took 810.38ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 58.9MB in the end (delta: 4.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-13 16:40:44,901 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 634.40ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 66.9MB in the end (delta: 23.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.02ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.45ms. Allocated memory is still 117.4MB. Free memory was 64.9MB in the beginning and 63.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 810.38ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 58.9MB in the end (delta: 4.1MB). Peak memory consumption was 30.2MB. 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$w_buff0~0 := 1bv32;~a$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 16:40:44,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66bf1197-d778-4341-8bbf-bb0c54cf80b4/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?