./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/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_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:12,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:12,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:08:12,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:08:12,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:08:12,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:12,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:12,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:12,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:12,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:12,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:12,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:12,738 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:08:12,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:08:12,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:08:12,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:12,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:12,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:12,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:12,739 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:12,739 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:08:12,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:12,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:12,740 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:12,740 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:12,740 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:12,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:12,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:12,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:12,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:12,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:12,741 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:08:12,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:08:12,742 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_a93412d2-a403-4808-968d-b80ff84c68f0/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 [2024-11-13 23:08:13,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:13,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:13,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:13,069 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:13,069 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:13,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix008.opt.i Unable to find full path for "g++" [2024-11-13 23:08:14,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:15,218 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:15,219 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/sv-benchmarks/c/pthread-wmm/mix008.opt.i [2024-11-13 23:08:15,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data/cedad0584/b6e157a2932b404a8f95f38414ed871a/FLAGa7f97bbe9 [2024-11-13 23:08:15,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data/cedad0584/b6e157a2932b404a8f95f38414ed871a [2024-11-13 23:08:15,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:15,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:15,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:15,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:15,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:15,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce2943b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15, skipping insertion in model container [2024-11-13 23:08:15,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:08:15,497 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-11-13 23:08:15,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:15,707 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:08:15,718 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-11-13 23:08:15,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:15,845 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:15,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15 WrapperNode [2024-11-13 23:08:15,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:15,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:15,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:15,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:15,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,905 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-11-13 23:08:15,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:15,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:15,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:15,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:15,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:15,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:15,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:15,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:15,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:15" (1/1) ... [2024-11-13 23:08:15,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:15,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:16,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:16,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:08:16,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:08:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 23:08:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:08:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 23:08:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 23:08:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 23:08:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 23:08:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 23:08:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 23:08:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 23:08:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 23:08:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:08:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 23:08:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:16,039 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 23:08:16,188 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:16,190 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:16,567 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 23:08:16,567 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:16,758 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$w_buff0~0 := 1;~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:08:16,767 INFO L158 Benchmark]: Toolchain (without parser) took 1497.02ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 46.7MB in the end (delta: 71.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 23:08:16,768 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:16,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.14ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 93.7MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:08:16,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.39ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 91.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:16,769 INFO L158 Benchmark]: Boogie Preprocessor took 48.38ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 89.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:16,770 INFO L158 Benchmark]: RCFGBuilder took 808.14ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 46.7MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:08:16,772 INFO L338 ainManager$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 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.14ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 93.7MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.39ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 91.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.38ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 89.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 808.14ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 46.7MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$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$w_buff0~0 := 1;~z$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 23:08:16,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/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_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:19,359 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:19,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:08:19,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:19,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:19,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:19,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:19,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:19,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:19,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:19,536 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:08:19,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:08:19,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:19,538 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:19,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:19,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:19,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:19,540 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:19,540 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:08:19,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:19,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:19,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:19,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:19,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:19,541 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:08:19,542 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:19,542 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:08:19,543 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_a93412d2-a403-4808-968d-b80ff84c68f0/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e3ed0a0904abf0f880f0f4cc8dc485f79821c4ff1d089df229be68889497ed8 [2024-11-13 23:08:19,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:19,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:19,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:19,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:19,867 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:19,871 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix008.opt.i Unable to find full path for "g++" [2024-11-13 23:08:21,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:22,027 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:22,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/sv-benchmarks/c/pthread-wmm/mix008.opt.i [2024-11-13 23:08:22,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data/0d6ab7e64/7670dfa2173045c6a1cb0d6064af2e32/FLAGbfce94b82 [2024-11-13 23:08:22,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/data/0d6ab7e64/7670dfa2173045c6a1cb0d6064af2e32 [2024-11-13 23:08:22,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:22,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:22,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:22,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:22,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:22,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8fb09dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22, skipping insertion in model container [2024-11-13 23:08:22,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,135 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:08:22,330 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-11-13 23:08:22,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:22,585 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:08:22,602 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/sv-benchmarks/c/pthread-wmm/mix008.opt.i[944,957] [2024-11-13 23:08:22,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:08:22,698 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:08:22,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22 WrapperNode [2024-11-13 23:08:22,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:22,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:22,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:08:22,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:08:22,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,758 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-11-13 23:08:22,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:08:22,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:08:22,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:08:22,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:08:22,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:08:22,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:08:22,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:08:22,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:08:22,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:22" (1/1) ... [2024-11-13 23:08:22,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:22,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:08:22,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:08:22,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:08:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:08:22,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:08:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 23:08:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:08:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:08:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 23:08:22,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 23:08:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 23:08:22,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 23:08:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 23:08:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 23:08:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 23:08:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 23:08:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 23:08:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:08:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:08:22,883 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 23:08:23,055 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:08:23,058 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:23,522 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 23:08:23,524 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:23,833 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$w_buff0~0 := 1bv32;~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:08:23,839 INFO L158 Benchmark]: Toolchain (without parser) took 1755.29ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 47.0MB in the end (delta: 12.0MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-13 23:08:23,839 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:23,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.11ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 34.3MB in the end (delta: 24.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:08:23,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.36ms. Allocated memory is still 83.9MB. Free memory was 34.3MB in the beginning and 32.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:23,842 INFO L158 Benchmark]: Boogie Preprocessor took 39.38ms. Allocated memory is still 83.9MB. Free memory was 32.2MB in the beginning and 30.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:08:23,842 INFO L158 Benchmark]: RCFGBuilder took 1038.25ms. Allocated memory is still 83.9MB. Free memory was 30.3MB in the beginning and 47.0MB in the end (delta: -16.7MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-13 23:08:23,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.11ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 34.3MB in the end (delta: 24.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.36ms. Allocated memory is still 83.9MB. Free memory was 34.3MB in the beginning and 32.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.38ms. Allocated memory is still 83.9MB. Free memory was 32.2MB in the beginning and 30.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1038.25ms. Allocated memory is still 83.9MB. Free memory was 30.3MB in the beginning and 47.0MB in the end (delta: -16.7MB). Peak memory consumption was 29.0MB. 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$w_buff0~0 := 1bv32;~z$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$w_buff0~0 := 1bv32;~z$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 23:08:23,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93412d2-a403-4808-968d-b80ff84c68f0/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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$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?