./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c --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_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/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_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/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_6343a636-a115-42eb-bcba-41f1f559e020/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 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:45:09,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:45:09,539 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:45:09,545 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:45:09,546 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:45:09,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:45:09,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:45:09,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:45:09,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:45:09,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:45:09,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:45:09,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:45:09,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:45:09,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:45:09,581 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:45:09,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:45:09,581 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:45:09,581 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:45:09,581 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:45:09,582 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:45:09,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:45:09,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:45:09,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:45:09,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:45:09,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:45:09,582 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:45:09,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:45:09,583 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_6343a636-a115-42eb-bcba-41f1f559e020/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 -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2024-11-13 22:45:09,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:45:09,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:45:09,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:45:09,914 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:45:09,914 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:45:09,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c Unable to find full path for "g++" [2024-11-13 22:45:11,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:45:12,374 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:45:12,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-13 22:45:12,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data/330fb0882/4b73e4728d5440b08e48809e8008a964/FLAG16a922481 [2024-11-13 22:45:12,455 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data/330fb0882/4b73e4728d5440b08e48809e8008a964 [2024-11-13 22:45:12,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:45:12,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:45:12,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:45:12,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:45:12,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:45:12,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59def8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12, skipping insertion in model container [2024-11-13 22:45:12,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:45:12,783 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_6343a636-a115-42eb-bcba-41f1f559e020/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4403,4416] [2024-11-13 22:45:12,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:45:12,820 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:45:12,853 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_6343a636-a115-42eb-bcba-41f1f559e020/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4403,4416] [2024-11-13 22:45:12,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:45:12,881 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:45:12,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12 WrapperNode [2024-11-13 22:45:12,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:45:12,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:45:12,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:45:12,883 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:45:12,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,902 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,926 INFO L138 Inliner]: procedures = 26, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 89 [2024-11-13 22:45:12,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:45:12,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:45:12,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:45:12,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:45:12,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:45:12,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:45:12,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:45:12,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:45:12,967 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:12" (1/1) ... [2024-11-13 22:45:12,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:45:13,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:45:13,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:45:13,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:45:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:45:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:45:13,060 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:45:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:45:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:45:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:45:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:45:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:45:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:45:13,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:45:13,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:45:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:45:13,062 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:45:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:45:13,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:45:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:45:13,062 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 22:45:13,062 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 22:45:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:45:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:45:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:45:13,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:45:13,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:45:13,065 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 22:45:13,256 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:45:13,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:45:13,799 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:45:13,799 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:45:13,931 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: ). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:45:13,940 INFO L158 Benchmark]: Toolchain (without parser) took 1477.55ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 75.0MB in the end (delta: 44.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:45:13,940 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:45:13,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.56ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.8MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:45:13,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.15ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.3MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:45:13,944 INFO L158 Benchmark]: Boogie Preprocessor took 36.78ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 102.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:45:13,946 INFO L158 Benchmark]: RCFGBuilder took 971.21ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 75.0MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:45:13,949 INFO L338 ainManager$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 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.56ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.8MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.15ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.3MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.78ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 102.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 971.21ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 75.0MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. 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: ). 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: ). 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 22:45:13,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/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_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/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_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/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_6343a636-a115-42eb-bcba-41f1f559e020/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 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:45:17,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:45:17,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:45:17,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:45:17,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:45:17,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:45:17,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:45:17,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:45:17,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:45:17,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:45:17,617 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:45:17,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:45:17,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:45:17,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:45:17,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:45:17,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:45:17,619 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:45:17,619 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:45:17,619 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:45:17,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:45:17,620 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:45:17,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:45:17,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:45:17,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:45:17,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:45:17,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:45:17,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:45:17,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:45:17,621 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:17,622 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:45:17,622 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_6343a636-a115-42eb-bcba-41f1f559e020/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 -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2024-11-13 22:45:18,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:45:18,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:45:18,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:45:18,022 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:45:18,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:45:18,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c Unable to find full path for "g++" [2024-11-13 22:45:20,321 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:45:20,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:45:20,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-13 22:45:20,733 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data/8b53a30e2/dd792aa2caef4d768a7e8325e9febf63/FLAG54c185f8b [2024-11-13 22:45:20,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/data/8b53a30e2/dd792aa2caef4d768a7e8325e9febf63 [2024-11-13 22:45:20,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:45:20,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:45:20,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:45:20,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:45:20,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:45:20,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:45:20" (1/1) ... [2024-11-13 22:45:20,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4620a771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:20, skipping insertion in model container [2024-11-13 22:45:20,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:45:20" (1/1) ... [2024-11-13 22:45:20,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:45:21,278 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_6343a636-a115-42eb-bcba-41f1f559e020/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4403,4416] [2024-11-13 22:45:21,291 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:45:21,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:45:21,313 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:45:21,366 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_6343a636-a115-42eb-bcba-41f1f559e020/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c[4403,4416] [2024-11-13 22:45:21,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:45:21,392 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:45:21,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21 WrapperNode [2024-11-13 22:45:21,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:45:21,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:45:21,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:45:21,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:45:21,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,429 INFO L138 Inliner]: procedures = 28, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2024-11-13 22:45:21,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:45:21,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:45:21,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:45:21,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:45:21,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:45:21,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:45:21,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:45:21,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:45:21,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:21" (1/1) ... [2024-11-13 22:45:21,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:45:21,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:45:21,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:45:21,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:45:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:45:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:45:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:45:21,538 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:45:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:45:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:45:21,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:45:21,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:45:21,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:45:21,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:45:21,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 22:45:21,539 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:45:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:45:21,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:45:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:45:21,541 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 22:45:21,663 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:45:21,665 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:45:22,076 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:45:22,076 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:45:22,221 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: ). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:45:22,230 INFO L158 Benchmark]: Toolchain (without parser) took 1303.44ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 89.5MB in the end (delta: 2.7MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-13 22:45:22,230 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:45:22,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.93ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 78.2MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:45:22,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.37ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:45:22,236 INFO L158 Benchmark]: Boogie Preprocessor took 37.57ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:45:22,236 INFO L158 Benchmark]: RCFGBuilder took 760.64ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 89.5MB in the end (delta: -14.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-13 22:45:22,239 INFO L338 ainManager$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 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.93ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 78.2MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.37ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.57ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 760.64ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 89.5MB in the end (delta: -14.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). 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: ). 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 22:45:22,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6343a636-a115-42eb-bcba-41f1f559e020/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: ). Is there illegal control flow (e.g. loops) within an atomic block?