./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/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_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:15:24,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:15:24,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 23:15:24,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:15:24,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:15:24,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:15:24,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:15:24,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:15:24,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:15:24,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:15:24,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:15:24,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:15:24,330 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:15:24,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:15:24,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:15:24,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:15:24,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:15:24,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:15:24,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:15:24,332 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:15:24,332 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:15:24,332 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:15:24,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:15:24,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:15:24,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:15:24,334 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:15:24,334 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:15:24,334 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:15:24,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:15:24,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:24,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:15:24,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:15:24,335 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:15:24,335 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:15:24,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:15:24,335 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_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b [2024-11-13 23:15:24,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:15:24,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:15:24,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:15:24,659 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:15:24,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:15:24,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i Unable to find full path for "g++" [2024-11-13 23:15:26,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:15:26,881 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:15:26,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/sv-benchmarks/c/pthread-wmm/safe027_power.opt.i [2024-11-13 23:15:26,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data/8b61ee1b7/05ac723e2cb344fea24f76a8fc1f43f1/FLAG5d55c6e40 [2024-11-13 23:15:26,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data/8b61ee1b7/05ac723e2cb344fea24f76a8fc1f43f1 [2024-11-13 23:15:26,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:15:26,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:15:26,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:26,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:15:26,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:15:26,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:26" (1/1) ... [2024-11-13 23:15:26,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cc197a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:26, skipping insertion in model container [2024-11-13 23:15:26,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:26" (1/1) ... [2024-11-13 23:15:26,990 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:15:27,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:27,491 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:15:27,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:27,630 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:15:27,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27 WrapperNode [2024-11-13 23:15:27,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:27,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:27,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:15:27,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:15:27,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,689 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2024-11-13 23:15:27,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:27,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:15:27,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:15:27,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:15:27,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:15:27,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:15:27,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:15:27,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:15:27,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:27" (1/1) ... [2024-11-13 23:15:27,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:27,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:15:27,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:15:27,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:15:27,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:15:27,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:15:27,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:15:27,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:15:27,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 23:15:27,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:15:27,815 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 23:15:27,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 23:15:27,815 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 23:15:27,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 23:15:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 23:15:27,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 23:15:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 23:15:27,816 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 23:15:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:15:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 23:15:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:15:27,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:15:27,818 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 23:15:28,039 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:15:28,041 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:15:28,728 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 23:15:28,728 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:15:29,327 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:15:29,336 INFO L158 Benchmark]: Toolchain (without parser) took 2392.62ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 110.6MB in the end (delta: 7.1MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:29,337 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:29,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.59ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 91.4MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:15:29,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.53ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:29,340 INFO L158 Benchmark]: Boogie Preprocessor took 51.26ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 86.8MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:29,341 INFO L158 Benchmark]: RCFGBuilder took 1586.89ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 110.6MB in the end (delta: -23.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2024-11-13 23:15:29,346 INFO L338 ainManager$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 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.59ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 91.4MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.53ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.26ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 86.8MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1586.89ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 110.6MB in the end (delta: -23.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:15:29,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/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_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:15:32,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:15:32,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 23:15:32,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:15:32,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:15:32,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:15:32,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:15:32,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:15:32,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:15:32,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:15:32,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:15:32,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:15:32,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:15:32,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:15:32,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:15:32,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:15:32,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:15:32,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:15:32,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:32,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:32,215 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:15:32,215 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_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b [2024-11-13 23:15:32,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:15:32,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:15:32,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:15:32,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:15:32,559 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:15:32,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i Unable to find full path for "g++" [2024-11-13 23:15:34,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:15:34,819 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:15:34,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/sv-benchmarks/c/pthread-wmm/safe027_power.opt.i [2024-11-13 23:15:34,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data/cc67d4435/0c0494ca2b0349f1b2f73d2a44a9679b/FLAG9dc512dbc [2024-11-13 23:15:34,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/data/cc67d4435/0c0494ca2b0349f1b2f73d2a44a9679b [2024-11-13 23:15:34,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:15:34,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:15:34,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:34,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:15:34,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:15:34,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:34" (1/1) ... [2024-11-13 23:15:34,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aee1a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:34, skipping insertion in model container [2024-11-13 23:15:34,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:34" (1/1) ... [2024-11-13 23:15:34,913 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:15:35,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:35,369 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:15:35,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:35,552 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:15:35,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35 WrapperNode [2024-11-13 23:15:35,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:35,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:35,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:15:35,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:15:35,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,626 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 140 [2024-11-13 23:15:35,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:35,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:15:35,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:15:35,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:15:35,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,688 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:15:35,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:15:35,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:15:35,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:15:35,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:35" (1/1) ... [2024-11-13 23:15:35,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:35,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:15:35,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:15:35,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:15:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:15:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 23:15:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 23:15:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 23:15:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 23:15:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 23:15:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 23:15:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 23:15:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 23:15:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 23:15:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 23:15:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:15:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:15:35,768 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 23:15:36,000 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:15:36,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:15:36,659 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 23:15:36,663 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:15:37,284 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:15:37,291 INFO L158 Benchmark]: Toolchain (without parser) took 2429.58ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 59.8MB in the beginning and 48.8MB in the end (delta: 10.9MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2024-11-13 23:15:37,291 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:37,292 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.53ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 33.3MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:15:37,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.45ms. Allocated memory is still 83.9MB. Free memory was 33.3MB in the beginning and 31.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:37,294 INFO L158 Benchmark]: Boogie Preprocessor took 71.51ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 28.1MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:37,295 INFO L158 Benchmark]: RCFGBuilder took 1589.72ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 28.1MB in the beginning and 48.8MB in the end (delta: -20.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-13 23:15:37,297 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.53ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 33.3MB in the end (delta: 26.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.45ms. Allocated memory is still 83.9MB. Free memory was 33.3MB in the beginning and 31.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.51ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 28.1MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1589.72ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 28.1MB in the beginning and 48.8MB in the end (delta: -20.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:15:37,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_568eaab2-f443-4d5d-b914-61d3b8d7d707/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?