./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b --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 473191b5f1326a38296af26dcd2c7f553c42833f82b512e9fb358484309bc769 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:18:18,702 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:18:18,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 22:18:18,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:18:18,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:18:18,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:18:18,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:18:18,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:18:18,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:18:18,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:18:18,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:18:18,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:18:18,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:18:18,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:18,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:18:18,783 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:18:18,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:18:18,784 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_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b 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 -> 473191b5f1326a38296af26dcd2c7f553c42833f82b512e9fb358484309bc769 [2024-12-05 22:18:19,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:18:19,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:18:19,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:18:19,016 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:18:19,016 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:18:19,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 22:18:21,959 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/a484410ce/befbc4a09ca04bb796c252994f1dbcac/FLAG182cd5d0f [2024-12-05 22:18:22,263 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:18:22,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 22:18:22,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/a484410ce/befbc4a09ca04bb796c252994f1dbcac/FLAG182cd5d0f [2024-12-05 22:18:22,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/a484410ce/befbc4a09ca04bb796c252994f1dbcac [2024-12-05 22:18:22,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:18:22,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:18:22,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:22,303 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:18:22,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:18:22,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7819a1db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22, skipping insertion in model container [2024-12-05 22:18:22,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,348 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:18:22,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:22,723 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:18:22,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:22,828 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:18:22,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22 WrapperNode [2024-12-05 22:18:22,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:22,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:22,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:18:22,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:18:22,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,851 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,875 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2024-12-05 22:18:22,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:22,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:18:22,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:18:22,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:18:22,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,896 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,905 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:18:22,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:18:22,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:18:22,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:18:22,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:22" (1/1) ... [2024-12-05 22:18:22,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:22,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:18:22,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:18:22,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:18:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:18:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:18:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 22:18:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:18:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 22:18:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 22:18:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 22:18:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 22:18:22,981 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 22:18:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 22:18:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 22:18:22,982 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 22:18:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:18:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 22:18:22,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:18:22,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:18:22,984 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:18:23,132 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:18:23,134 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:18:23,520 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:18:23,521 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:18:23,711 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:18:23,718 INFO L158 Benchmark]: Toolchain (without parser) took 1415.79ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 75.4MB in the end (delta: 15.5MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-12-05 22:18:23,719 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:23,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.54ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 67.5MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:18:23,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.64ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:23,720 INFO L158 Benchmark]: Boogie Preprocessor took 28.44ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:23,721 INFO L158 Benchmark]: RCFGBuilder took 810.77ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 75.4MB in the end (delta: -11.9MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-12-05 22:18:23,723 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.54ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 67.5MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.64ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.44ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 810.77ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 75.4MB in the end (delta: -11.9MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:18:23,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/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_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b --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 473191b5f1326a38296af26dcd2c7f553c42833f82b512e9fb358484309bc769 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:18:25,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:18:25,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 22:18:25,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:18:25,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:18:25,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:18:25,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:18:25,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:18:25,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:18:25,837 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:18:25,838 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:18:25,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:18:25,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:25,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:18:25,839 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:18:25,840 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:18:25,840 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:18:25,840 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_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b 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 -> 473191b5f1326a38296af26dcd2c7f553c42833f82b512e9fb358484309bc769 [2024-12-05 22:18:26,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:18:26,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:18:26,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:18:26,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:18:26,071 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:18:26,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 22:18:28,813 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/af2f287fc/6b12f3b84cfb470c98093cb75170c714/FLAG705b5af42 [2024-12-05 22:18:29,054 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:18:29,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/sv-benchmarks/c/pthread-wmm/mix047_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-12-05 22:18:29,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/af2f287fc/6b12f3b84cfb470c98093cb75170c714/FLAG705b5af42 [2024-12-05 22:18:29,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/data/af2f287fc/6b12f3b84cfb470c98093cb75170c714 [2024-12-05 22:18:29,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:18:29,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:18:29,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:29,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:18:29,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:18:29,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e2dcfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29, skipping insertion in model container [2024-12-05 22:18:29,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:18:29,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:29,415 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:18:29,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:29,496 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:18:29,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29 WrapperNode [2024-12-05 22:18:29,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:29,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:29,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:18:29,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:18:29,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,538 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2024-12-05 22:18:29,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:29,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:18:29,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:18:29,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:18:29,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,560 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:18:29,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:18:29,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:18:29,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:18:29,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:29" (1/1) ... [2024-12-05 22:18:29,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:29,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:18:29,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:18:29,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:18:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:18:29,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 22:18:29,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 22:18:29,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 22:18:29,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 22:18:29,645 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 22:18:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 22:18:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 22:18:29,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:18:29,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:18:29,647 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:18:29,764 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:18:29,766 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:18:30,079 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:18:30,079 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:18:30,253 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:18:30,257 INFO L158 Benchmark]: Toolchain (without parser) took 1172.44ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 50.6MB in the end (delta: 18.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-12-05 22:18:30,258 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:30,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.73ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 45.1MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:18:30,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.54ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 42.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:30,259 INFO L158 Benchmark]: Boogie Preprocessor took 32.89ms. Allocated memory is still 92.3MB. Free memory was 42.9MB in the beginning and 40.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:30,259 INFO L158 Benchmark]: RCFGBuilder took 683.50ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 50.6MB in the end (delta: -9.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-12-05 22:18:30,261 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.73ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 45.1MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.54ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 42.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.89ms. Allocated memory is still 92.3MB. Free memory was 42.9MB in the beginning and 40.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 683.50ms. Allocated memory is still 92.3MB. Free memory was 40.7MB in the beginning and 50.6MB in the end (delta: -9.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:18:30,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0af775cb-522e-4f5c-abf7-12fcd4ae1365/bin/ukojak-verify-CZk0znPC7b/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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?