./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:40:18,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:40:18,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:40:18,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:40:18,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:40:18,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:40:18,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:40:18,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:40:18,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:40:18,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:40:18,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:40:18,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:40:18,659 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:40:18,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:40:18,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:40:18,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:40:18,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:40:18,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:40:18,660 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:40:18,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:40:18,660 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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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 -> 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 [2024-11-13 21:40:19,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:40:19,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:40:19,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:40:19,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:40:19,044 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:40:19,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c Unable to find full path for "g++" [2024-11-13 21:40:21,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:40:21,426 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:40:21,427 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c [2024-11-13 21:40:21,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data/49e75c9bf/30f4deeec71243dfb9daf7a2a848d1bd/FLAG3ae9e97b8 [2024-11-13 21:40:21,689 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data/49e75c9bf/30f4deeec71243dfb9daf7a2a848d1bd [2024-11-13 21:40:21,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:40:21,692 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:40:21,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:40:21,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:40:21,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:40:21,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:40:21" (1/1) ... [2024-11-13 21:40:21,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62cc8c7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:21, skipping insertion in model container [2024-11-13 21:40:21,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:40:21" (1/1) ... [2024-11-13 21:40:21,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:40:21,984 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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c[4284,4297] [2024-11-13 21:40:21,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:40:22,004 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:40:22,034 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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c[4284,4297] [2024-11-13 21:40:22,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:40:22,061 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:40:22,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22 WrapperNode [2024-11-13 21:40:22,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:40:22,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:40:22,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:40:22,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:40:22,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,107 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 89 [2024-11-13 21:40:22,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:40:22,111 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:40:22,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:40:22,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:40:22,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,148 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:40:22,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:40:22,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:40:22,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:40:22,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:22" (1/1) ... [2024-11-13 21:40:22,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:40:22,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:40:22,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:40:22,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:40:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:40:22,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:40:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 21:40:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 21:40:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:40:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 21:40:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 21:40:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 21:40:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 21:40:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 21:40:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 21:40:22,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 21:40:22,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:40:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 21:40:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:40:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:40:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:40:22,221 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 21:40:22,351 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:40:22,353 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:40:22,864 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:40:22,864 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:40:23,001 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:40:23,012 INFO L158 Benchmark]: Toolchain (without parser) took 1317.26ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 74.8MB in the end (delta: 43.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:40:23,013 INFO L158 Benchmark]: CDTParser took 3.49ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:40:23,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.86ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 105.1MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:40:23,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.36ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:40:23,017 INFO L158 Benchmark]: Boogie Preprocessor took 39.80ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:40:23,018 INFO L158 Benchmark]: RCFGBuilder took 856.55ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 74.8MB in the end (delta: 27.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:40:23,020 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.49ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.86ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 105.1MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.36ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.80ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 856.55ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 74.8MB in the end (delta: 27.4MB). 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 21:40:23,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:40:25,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:40:26,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:40:26,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:40:26,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:40:26,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:40:26,147 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:40:26,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:40:26,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:40:26,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:40:26,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:40:26,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:40:26,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:40:26,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:40:26,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:40:26,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:40:26,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:40:26,152 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:40:26,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:40:26,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:40:26,152 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:26,152 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:40:26,152 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:40:26,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:40:26,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:40:26,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:40:26,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:40:26,153 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:40:26,153 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:26,154 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:40:26,154 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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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 -> 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 [2024-11-13 21:40:26,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:40:26,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:40:26,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:40:26,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:40:26,490 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:40:26,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c Unable to find full path for "g++" [2024-11-13 21:40:28,578 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:40:28,819 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:40:28,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c [2024-11-13 21:40:28,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data/ec2d0bb6d/12d5d7481334493896c29bd0de98851d/FLAG10b505072 [2024-11-13 21:40:28,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/data/ec2d0bb6d/12d5d7481334493896c29bd0de98851d [2024-11-13 21:40:28,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:40:28,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:40:28,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:40:28,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:40:28,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:40:28,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:40:28" (1/1) ... [2024-11-13 21:40:28,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd94c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:28, skipping insertion in model container [2024-11-13 21:40:28,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:40:28" (1/1) ... [2024-11-13 21:40:28,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:40:29,193 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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c[4284,4297] [2024-11-13 21:40:29,206 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 21:40:29,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:40:29,241 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:40:29,300 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_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c[4284,4297] [2024-11-13 21:40:29,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:40:29,338 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:40:29,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29 WrapperNode [2024-11-13 21:40:29,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:40:29,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:40:29,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:40:29,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:40:29,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,387 INFO L138 Inliner]: procedures = 28, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2024-11-13 21:40:29,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:40:29,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:40:29,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:40:29,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:40:29,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:40:29,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:40:29,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:40:29,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:40:29,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:40:29" (1/1) ... [2024-11-13 21:40:29,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:40:29,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:40:29,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:40:29,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:40:29,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:40:29,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:40:29,510 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 21:40:29,511 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 21:40:29,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:40:29,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 21:40:29,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 21:40:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 21:40:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 21:40:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 21:40:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 21:40:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 21:40:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 21:40:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:40:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:40:29,513 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 21:40:29,513 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 21:40:29,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:40:29,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:40:29,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:40:29,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:40:29,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:40:29,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:40:29,516 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 21:40:29,714 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:40:29,717 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:40:30,372 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:40:30,376 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:40:30,618 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:40:30,627 INFO L158 Benchmark]: Toolchain (without parser) took 1764.87ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 44.8MB in the end (delta: 48.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 21:40:30,628 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:40:30,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.42ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 79.7MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:40:30,631 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.36ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:40:30,632 INFO L158 Benchmark]: Boogie Preprocessor took 41.62ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:40:30,632 INFO L158 Benchmark]: RCFGBuilder took 1193.61ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 44.8MB in the end (delta: 31.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:40:30,636 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.42ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 79.7MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.36ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.62ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1193.61ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 44.8MB in the end (delta: 31.9MB). Peak memory consumption was 33.6MB. 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 21:40:30,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ce8ec01-9c39-4a99-9884-891fd9a6ea0b/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?