./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk --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 a72b3b3683b5d2b2d35965fc1a3189152678e29fe154c9fbeb2d06d1447980e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:50:43,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:50:44,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:50:44,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:50:44,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:50:44,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:50:44,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:50:44,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:50:44,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:50:44,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:50:44,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:50:44,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:50:44,060 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:50:44,060 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:50:44,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:50:44,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:50:44,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:50:44,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:50:44,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:50:44,063 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:50:44,063 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:50:44,063 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:50:44,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:50:44,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:50:44,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:50:44,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:50:44,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:50:44,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:50:44,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:50:44,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:44,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:50:44,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:50:44,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:50:44,068 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:50:44,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:50:44,068 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72b3b3683b5d2b2d35965fc1a3189152678e29fe154c9fbeb2d06d1447980e3 [2024-11-08 23:50:44,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:50:44,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:50:44,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:50:44,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:50:44,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:50:44,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-08 23:50:46,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:50:46,698 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:50:46,698 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i [2024-11-08 23:50:46,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data/b2004131f/d5e55bcdf92e48bd85976223690cc686/FLAG5c2e3422b [2024-11-08 23:50:46,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data/b2004131f/d5e55bcdf92e48bd85976223690cc686 [2024-11-08 23:50:46,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:50:46,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:50:46,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:46,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:50:46,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:50:46,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:46" (1/1) ... [2024-11-08 23:50:46,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca710e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:46, skipping insertion in model container [2024-11-08 23:50:46,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:46" (1/1) ... [2024-11-08 23:50:46,818 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:50:47,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:47,367 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:50:47,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:47,518 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:50:47,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47 WrapperNode [2024-11-08 23:50:47,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:47,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:47,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:50:47,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:50:47,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,588 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-08 23:50:47,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:47,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:50:47,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:50:47,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:50:47,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:50:47,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:50:47,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:50:47,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:50:47,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:47" (1/1) ... [2024-11-08 23:50:47,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:47,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:50:47,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:50:47,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:50:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:50:47,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:50:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:50:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:50:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:50:47,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:50:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:50:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:50:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:50:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:50:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:50:47,720 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:50:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:50:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:50:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:50:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:50:47,723 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:50:47,892 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:50:47,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:50:48,301 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:50:48,301 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:50:48,474 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 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:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:50:48,483 INFO L158 Benchmark]: Toolchain (without parser) took 1744.00ms. Allocated memory is still 161.5MB. Free memory was 119.5MB in the beginning and 88.0MB in the end (delta: 31.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2024-11-08 23:50:48,483 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:48,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 779.48ms. Allocated memory is still 161.5MB. Free memory was 119.1MB in the beginning and 92.4MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:50:48,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.64ms. Allocated memory is still 161.5MB. Free memory was 92.4MB in the beginning and 90.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:48,485 INFO L158 Benchmark]: Boogie Preprocessor took 51.87ms. Allocated memory is still 161.5MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:48,485 INFO L158 Benchmark]: RCFGBuilder took 837.66ms. Allocated memory is still 161.5MB. Free memory was 87.6MB in the beginning and 88.0MB in the end (delta: -391.9kB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2024-11-08 23:50:48,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 779.48ms. Allocated memory is still 161.5MB. Free memory was 119.1MB in the beginning and 92.4MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.64ms. Allocated memory is still 161.5MB. Free memory was 92.4MB in the beginning and 90.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.87ms. Allocated memory is still 161.5MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 837.66ms. Allocated memory is still 161.5MB. Free memory was 87.6MB in the beginning and 88.0MB in the end (delta: -391.9kB). Peak memory consumption was 10.6MB. 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 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. [2024-11-08 23:50:48,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk --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 a72b3b3683b5d2b2d35965fc1a3189152678e29fe154c9fbeb2d06d1447980e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:50:50,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:50:51,064 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 23:50:51,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:50:51,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:50:51,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:50:51,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:50:51,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:50:51,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:50:51,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:50:51,108 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:50:51,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:50:51,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:50:51,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:50:51,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:50:51,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:50:51,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:50:51,111 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:50:51,115 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:50:51,115 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:50:51,115 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:50:51,116 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:50:51,116 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:50:51,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:50:51,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:50:51,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:50:51,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:50:51,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:50:51,118 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:51,118 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:50:51,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:50:51,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:51,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:50:51,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:50:51,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:50:51,123 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:50:51,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:51,124 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:50:51,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72b3b3683b5d2b2d35965fc1a3189152678e29fe154c9fbeb2d06d1447980e3 [2024-11-08 23:50:51,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:50:51,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:50:51,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:50:51,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:50:51,537 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:50:51,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-08 23:50:53,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:50:53,899 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:50:53,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/sv-benchmarks/c/pthread-wmm/mix040_power.oepc_pso.oepc_rmo.oepc.i [2024-11-08 23:50:53,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data/96a66a707/66c56fe02e284af5acb38d0cceda9df4/FLAG7b97f3b7b [2024-11-08 23:50:53,945 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/data/96a66a707/66c56fe02e284af5acb38d0cceda9df4 [2024-11-08 23:50:53,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:50:53,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:50:53,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:53,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:50:53,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:50:53,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:53" (1/1) ... [2024-11-08 23:50:53,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a16ebf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:53, skipping insertion in model container [2024-11-08 23:50:53,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:53" (1/1) ... [2024-11-08 23:50:54,026 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:50:54,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:54,632 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:50:54,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:54,771 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:50:54,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54 WrapperNode [2024-11-08 23:50:54,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:54,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:54,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:50:54,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:50:54,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,842 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2024-11-08 23:50:54,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:54,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:50:54,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:50:54,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:50:54,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,858 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,858 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:50:54,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:50:54,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:50:54,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:50:54,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:54" (1/1) ... [2024-11-08 23:50:54,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:54,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:50:54,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:50:54,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:50:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:50:54,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:50:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:50:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:50:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:50:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:50:54,984 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:50:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:50:54,984 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:50:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:50:54,984 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:50:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:50:54,985 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:50:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:50:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:50:54,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:50:54,989 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:50:55,189 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:50:55,192 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:50:55,699 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:50:55,701 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:50:55,939 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 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:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:50:55,944 INFO L158 Benchmark]: Toolchain (without parser) took 1991.57ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 45.9MB in the beginning and 53.3MB in the end (delta: -7.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-11-08 23:50:55,947 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 87.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:55,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 818.60ms. Allocated memory is still 71.3MB. Free memory was 45.7MB in the beginning and 36.9MB in the end (delta: 8.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-11-08 23:50:55,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.69ms. Allocated memory is still 71.3MB. Free memory was 36.9MB in the beginning and 34.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:55,950 INFO L158 Benchmark]: Boogie Preprocessor took 39.50ms. Allocated memory is still 71.3MB. Free memory was 34.3MB in the beginning and 32.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:55,951 INFO L158 Benchmark]: RCFGBuilder took 1058.75ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 32.0MB in the beginning and 53.3MB in the end (delta: -21.3MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2024-11-08 23:50:55,956 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 87.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 818.60ms. Allocated memory is still 71.3MB. Free memory was 45.7MB in the beginning and 36.9MB in the end (delta: 8.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.69ms. Allocated memory is still 71.3MB. Free memory was 36.9MB in the beginning and 34.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.50ms. Allocated memory is still 71.3MB. Free memory was 34.3MB in the beginning and 32.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1058.75ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 32.0MB in the beginning and 53.3MB in the end (delta: -21.3MB). Peak memory consumption was 18.2MB. 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 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. [2024-11-08 23:50:55,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c41aba05-8408-41a5-8b1e-aadd8da5bfc6/bin/ukojak-verify-ImItNfHLgk/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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?