./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe025_power.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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:29:40,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:29:40,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:29:40,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:29:40,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:29:40,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:29:40,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:29:40,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:29:40,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:29:40,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:29:40,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:29:40,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:29:40,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:29:40,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:29:40,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:29:40,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:29:40,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:29:40,856 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:29:40,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:29:40,856 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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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 -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 [2024-12-05 21:29:41,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:29:41,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:29:41,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:29:41,093 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:29:41,093 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:29:41,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe025_power.i [2024-12-05 21:29:43,721 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/63a70e339/a2b5f01d3f014be8b2a70575f79fb8dc/FLAG6364c7a32 [2024-12-05 21:29:43,992 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:29:43,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/sv-benchmarks/c/pthread-wmm/safe025_power.i [2024-12-05 21:29:44,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/63a70e339/a2b5f01d3f014be8b2a70575f79fb8dc/FLAG6364c7a32 [2024-12-05 21:29:44,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/63a70e339/a2b5f01d3f014be8b2a70575f79fb8dc [2024-12-05 21:29:44,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:29:44,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:29:44,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:29:44,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:29:44,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:29:44,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9bb40e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44, skipping insertion in model container [2024-12-05 21:29:44,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,345 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:29:44,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:29:44,632 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:29:44,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:29:44,715 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:29:44,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44 WrapperNode [2024-12-05 21:29:44,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:29:44,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:29:44,717 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:29:44,717 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:29:44,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,752 INFO L138 Inliner]: procedures = 175, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 162 [2024-12-05 21:29:44,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:29:44,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:29:44,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:29:44,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:29:44,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,773 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,785 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:29:44,786 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:29:44,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:29:44,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:29:44,787 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:44" (1/1) ... [2024-12-05 21:29:44,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:29:44,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:29:44,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:29:44,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:29:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 21:29:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 21:29:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 21:29:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 21:29:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 21:29:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 21:29:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:29:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:29:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:29:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:29:44,844 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 21:29:44,972 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:29:44,974 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:29:45,429 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:29:45,429 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:29:45,853 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 21:29:45,859 INFO L158 Benchmark]: Toolchain (without parser) took 1547.59ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 88.2MB in the end (delta: 26.6MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:45,859 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:45,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.10ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 87.9MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:29:45,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.12ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 85.4MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:45,860 INFO L158 Benchmark]: Boogie Preprocessor took 32.18ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 83.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:45,860 INFO L158 Benchmark]: RCFGBuilder took 1071.18ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 88.2MB in the end (delta: -5.2MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2024-12-05 21:29:45,862 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.10ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 87.9MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.12ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 85.4MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.18ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 83.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1071.18ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 88.2MB in the end (delta: -5.2MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:29:45,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:29:47,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:29:47,896 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 21:29:47,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:29:47,919 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:29:47,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:29:47,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:29:47,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:29:47,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:29:47,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:29:47,920 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:29:47,921 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:29:47,921 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:29:47,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:29:47,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:29:47,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:29:47,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:29:47,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:29:47,922 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:29:47,922 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:29:47,922 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:29:47,922 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_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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 -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 [2024-12-05 21:29:48,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:29:48,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:29:48,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:29:48,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:29:48,154 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:29:48,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe025_power.i [2024-12-05 21:29:50,810 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/1713fc216/af7f87b87e32478ebf5b8c4f43b289b9/FLAG96faac493 [2024-12-05 21:29:51,049 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:29:51,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/sv-benchmarks/c/pthread-wmm/safe025_power.i [2024-12-05 21:29:51,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/1713fc216/af7f87b87e32478ebf5b8c4f43b289b9/FLAG96faac493 [2024-12-05 21:29:51,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/data/1713fc216/af7f87b87e32478ebf5b8c4f43b289b9 [2024-12-05 21:29:51,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:29:51,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:29:51,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:29:51,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:29:51,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:29:51,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@196fd34e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51, skipping insertion in model container [2024-12-05 21:29:51,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:29:51,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:29:51,686 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:29:51,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:29:51,778 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:29:51,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51 WrapperNode [2024-12-05 21:29:51,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:29:51,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:29:51,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:29:51,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:29:51,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,800 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,826 INFO L138 Inliner]: procedures = 179, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 163 [2024-12-05 21:29:51,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:29:51,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:29:51,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:29:51,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:29:51,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,851 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:29:51,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:29:51,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:29:51,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:29:51,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:29:51" (1/1) ... [2024-12-05 21:29:51,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:29:51,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:29:51,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:29:51,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:29:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 21:29:51,922 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 21:29:51,922 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 21:29:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 21:29:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 21:29:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 21:29:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 21:29:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:29:51,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:29:51,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:29:51,924 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 21:29:52,055 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:29:52,056 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:29:52,571 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:29:52,572 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:29:52,994 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:29:53,000 INFO L158 Benchmark]: Toolchain (without parser) took 1628.20ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 22.5MB in the end (delta: 44.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:53,000 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:53,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.86ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 40.4MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:29:53,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.60ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 67.3MB in the end (delta: -27.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:53,001 INFO L158 Benchmark]: Boogie Preprocessor took 37.19ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 64.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:53,002 INFO L158 Benchmark]: RCFGBuilder took 1133.02ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 22.5MB in the end (delta: 41.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:53,004 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.86ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 40.4MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.60ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 67.3MB in the end (delta: -27.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.19ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 64.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1133.02ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 22.5MB in the end (delta: 41.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:29:53,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa4189f-cfb7-46f2-9a32-e81b94e36be1/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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?