./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/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_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e4c58396f2f1321fc04aa282f0d0da6b992b027ee8ad0492bbdba2f990191a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:41:49,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:41:49,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:41:49,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:41:49,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:41:49,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:41:49,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:41:49,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:41:49,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:41:49,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:41:49,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:41:49,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:41:49,786 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:41:49,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:41:49,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:41:49,787 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:41:49,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:41:49,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:41:49,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:41:49,788 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:41:49,788 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:41:49,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:41:49,790 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:41:49,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:41:49,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:41:49,791 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:41:49,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:41:49,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:49,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:41:49,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:41:49,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:41:49,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:41:49,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:41:49,812 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_5b49d36d-24cb-41bb-9c3c-17085e92dee0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e4c58396f2f1321fc04aa282f0d0da6b992b027ee8ad0492bbdba2f990191a3 [2024-11-09 00:41:50,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:41:50,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:41:50,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:41:50,101 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:41:50,102 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:41:50,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-09 00:41:52,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:52,387 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:52,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i [2024-11-09 00:41:52,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data/72876c428/1af48dcf881147798119d956ea1d121e/FLAG7742d004e [2024-11-09 00:41:52,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data/72876c428/1af48dcf881147798119d956ea1d121e [2024-11-09 00:41:52,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:52,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:52,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:52,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:52,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:52,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:52" (1/1) ... [2024-11-09 00:41:52,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7308af71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:52, skipping insertion in model container [2024-11-09 00:41:52,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:52" (1/1) ... [2024-11-09 00:41:52,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:41:52,741 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2024-11-09 00:41:53,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:53,040 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:41:53,057 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2024-11-09 00:41:53,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:41:53,193 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:41:53,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53 WrapperNode [2024-11-09 00:41:53,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:53,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:53,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:41:53,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:41:53,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,245 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2024-11-09 00:41:53,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:41:53,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:41:53,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:41:53,246 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:41:53,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,258 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:41:53,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:41:53,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:41:53,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:41:53,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:53" (1/1) ... [2024-11-09 00:41:53,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:53,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:41:53,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:41:53,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:41:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:41:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:41:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:41:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:41:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:41:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:41:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:41:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:41:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:41:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:41:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:41:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:41:53,372 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:41:53,579 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:41:53,582 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:41:54,144 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:41:54,145 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:41:54,403 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: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:41:54,407 INFO L158 Benchmark]: Toolchain (without parser) took 1973.60ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 114.0MB in the beginning and 129.5MB in the end (delta: -15.4MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-09 00:41:54,408 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory was 123.3MB in the beginning and 123.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:41:54,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.83ms. Allocated memory is still 155.2MB. Free memory was 113.5MB in the beginning and 84.7MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:41:54,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.04ms. Allocated memory is still 155.2MB. Free memory was 84.7MB in the beginning and 82.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:54,410 INFO L158 Benchmark]: Boogie Preprocessor took 36.21ms. Allocated memory is still 155.2MB. Free memory was 82.1MB in the beginning and 80.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:41:54,410 INFO L158 Benchmark]: RCFGBuilder took 1122.73ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 80.0MB in the beginning and 129.5MB in the end (delta: -49.5MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-09 00:41:54,413 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory was 123.3MB in the beginning and 123.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.83ms. Allocated memory is still 155.2MB. Free memory was 113.5MB in the beginning and 84.7MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.04ms. Allocated memory is still 155.2MB. Free memory was 84.7MB in the beginning and 82.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.21ms. Allocated memory is still 155.2MB. Free memory was 82.1MB in the beginning and 80.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1122.73ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 80.0MB in the beginning and 129.5MB in the end (delta: -49.5MB). Peak memory consumption was 30.6MB. 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: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$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. [2024-11-09 00:41:54,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/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_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0e4c58396f2f1321fc04aa282f0d0da6b992b027ee8ad0492bbdba2f990191a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:41:56,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:41:56,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:41:56,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:41:56,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:41:56,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:41:56,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:41:56,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:41:56,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:41:56,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:41:56,951 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:41:56,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:41:56,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:41:56,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:41:56,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:41:56,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:41:56,955 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:41:56,955 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:41:56,955 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:41:56,956 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:41:56,956 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:41:56,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:41:56,960 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:41:56,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:41:56,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:41:56,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:41:56,961 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:56,962 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:41:56,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:41:56,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:41:56,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:41:56,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:41:56,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:41:56,963 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:41:56,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:41:56,964 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:41:56,964 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_5b49d36d-24cb-41bb-9c3c-17085e92dee0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e4c58396f2f1321fc04aa282f0d0da6b992b027ee8ad0492bbdba2f990191a3 [2024-11-09 00:41:57,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:41:57,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:41:57,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:41:57,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:41:57,429 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:41:57,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-09 00:41:59,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:41:59,743 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:41:59,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i [2024-11-09 00:41:59,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data/2d580576a/699b731db9e14b15aa794d2e6bd9ac07/FLAG846e7c20d [2024-11-09 00:41:59,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/data/2d580576a/699b731db9e14b15aa794d2e6bd9ac07 [2024-11-09 00:41:59,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:41:59,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:41:59,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:41:59,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:41:59,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:41:59,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:59" (1/1) ... [2024-11-09 00:41:59,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6294c678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:41:59, skipping insertion in model container [2024-11-09 00:41:59,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:41:59" (1/1) ... [2024-11-09 00:41:59,862 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:42:00,127 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2024-11-09 00:42:00,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:00,466 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:42:00,481 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/sv-benchmarks/c/pthread-wmm/safe004_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2024-11-09 00:42:00,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:42:00,635 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:42:00,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00 WrapperNode [2024-11-09 00:42:00,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:42:00,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:00,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:42:00,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:42:00,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,719 INFO L138 Inliner]: procedures = 176, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2024-11-09 00:42:00,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:42:00,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:42:00,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:42:00,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:42:00,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,769 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:42:00,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:42:00,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:42:00,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:42:00,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:42:00" (1/1) ... [2024-11-09 00:42:00,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:42:00,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:42:00,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:42:00,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:42:00,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:42:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:42:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:42:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:42:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:42:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:42:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:42:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:42:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:42:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:42:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:42:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:42:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:42:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:42:00,852 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:42:01,007 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:42:01,011 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:42:01,509 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:42:01,510 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:42:01,806 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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:42:01,812 INFO L158 Benchmark]: Toolchain (without parser) took 2015.27ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 44.7MB in the beginning and 81.2MB in the end (delta: -36.5MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-09 00:42:01,813 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 87.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:42:01,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.14ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 44.6MB in the beginning and 48.2MB in the end (delta: -3.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-11-09 00:42:01,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.29ms. Allocated memory is still 90.2MB. Free memory was 48.2MB in the beginning and 66.4MB in the end (delta: -18.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-09 00:42:01,816 INFO L158 Benchmark]: Boogie Preprocessor took 52.56ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 63.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:42:01,817 INFO L158 Benchmark]: RCFGBuilder took 1037.32ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 63.9MB in the beginning and 81.2MB in the end (delta: -17.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-09 00:42:01,822 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 87.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.14ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 44.6MB in the beginning and 48.2MB in the end (delta: -3.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.29ms. Allocated memory is still 90.2MB. Free memory was 48.2MB in the beginning and 66.4MB in the end (delta: -18.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.56ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 63.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.32ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 63.9MB in the beginning and 81.2MB in the end (delta: -17.3MB). Peak memory consumption was 30.1MB. 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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$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. [2024-11-09 00:42:01,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b49d36d-24cb-41bb-9c3c-17085e92dee0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?