./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL --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 8e0bd33ffca0122f84e298c52bb9fdae01e72661c94f68aaa49ed0f187d88b87 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:14,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:14,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:36:14,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:14,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:14,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:14,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:14,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:14,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:14,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:14,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:14,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:14,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:14,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:14,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:14,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:14,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:14,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:14,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:14,513 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:14,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:14,514 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:14,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:14,520 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:14,521 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:14,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:14,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:14,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:14,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:14,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:14,524 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:14,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:14,526 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:14,527 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e0bd33ffca0122f84e298c52bb9fdae01e72661c94f68aaa49ed0f187d88b87 [2023-11-19 03:36:14,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:14,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:14,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:14,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:14,844 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:14,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:36:17,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:18,293 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:18,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:36:18,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data/f1209e48c/790106ff3062424ab0fed808f85fe83b/FLAG1782d9c16 [2023-11-19 03:36:18,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data/f1209e48c/790106ff3062424ab0fed808f85fe83b [2023-11-19 03:36:18,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:18,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:18,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:18,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:18,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:18,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:18,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d28a28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18, skipping insertion in model container [2023-11-19 03:36:18,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:18,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:18,571 WARN L240 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-11-19 03:36:18,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:18,823 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:18,836 WARN L240 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-11-19 03:36:18,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:18,985 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:18,985 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:18,994 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:18,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18 WrapperNode [2023-11-19 03:36:18,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:18,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:18,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:18,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:19,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,087 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-19 03:36:19,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:19,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:19,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:19,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:19,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,104 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:19,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:19,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:19,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:19,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:18" (1/1) ... [2023-11-19 03:36:19,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:19,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:19,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:19,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:36:19,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:36:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:36:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:36:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:36:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:36:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:36:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:19,245 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:36:19,399 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:19,401 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:19,868 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:20,093 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:20,093 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:36:20,095 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:36:20,100 INFO L158 Benchmark]: Toolchain (without parser) took 1769.53ms. Allocated memory is still 157.3MB. Free memory was 124.5MB in the beginning and 99.6MB in the end (delta: 24.9MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:20,101 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 90.0MB in the beginning and 89.9MB in the end (delta: 88.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:20,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.70ms. Allocated memory is still 157.3MB. Free memory was 124.3MB in the beginning and 98.2MB in the end (delta: 26.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:36:20,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.45ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 95.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:20,103 INFO L158 Benchmark]: Boogie Preprocessor took 41.12ms. Allocated memory is still 157.3MB. Free memory was 95.6MB in the beginning and 93.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:20,104 INFO L158 Benchmark]: RCFGBuilder took 967.71ms. Allocated memory is still 157.3MB. Free memory was 93.5MB in the beginning and 99.6MB in the end (delta: -6.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-11-19 03:36:20,107 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 90.0MB in the beginning and 89.9MB in the end (delta: 88.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.70ms. Allocated memory is still 157.3MB. Free memory was 124.3MB in the beginning and 98.2MB in the end (delta: 26.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.45ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 95.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.12ms. Allocated memory is still 157.3MB. Free memory was 95.6MB in the beginning and 93.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 967.71ms. Allocated memory is still 157.3MB. Free memory was 93.5MB in the beginning and 99.6MB in the end (delta: -6.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:36:20,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL --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 8e0bd33ffca0122f84e298c52bb9fdae01e72661c94f68aaa49ed0f187d88b87 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:22,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:23,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:36:23,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:23,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:23,068 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:23,069 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:23,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:23,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:23,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:23,071 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:23,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:23,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:23,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:23,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:23,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:23,075 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:36:23,076 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:36:23,076 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:36:23,077 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:23,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:23,078 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:23,079 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:23,079 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:23,080 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:23,080 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:23,081 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:23,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:23,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:23,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:23,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:23,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:23,084 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:36:23,085 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:23,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:23,085 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:36:23,086 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:23,086 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e0bd33ffca0122f84e298c52bb9fdae01e72661c94f68aaa49ed0f187d88b87 [2023-11-19 03:36:23,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:23,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:23,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:23,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:23,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:23,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:36:26,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:27,103 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:27,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:36:27,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data/71b77308d/82b717a0e4ab46e4a65755b1300a2fa3/FLAG4c23d9c84 [2023-11-19 03:36:27,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/data/71b77308d/82b717a0e4ab46e4a65755b1300a2fa3 [2023-11-19 03:36:27,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:27,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:27,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:27,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:27,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:27,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:27" (1/1) ... [2023-11-19 03:36:27,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6208ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:27, skipping insertion in model container [2023-11-19 03:36:27,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:27" (1/1) ... [2023-11-19 03:36:27,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:27,502 WARN L240 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-11-19 03:36:27,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:27,821 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:27,840 WARN L240 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_b20a5eff-af22-49e8-a6fe-0d1601a400a4/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052] [2023-11-19 03:36:27,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:28,008 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:28,008 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:28,016 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:28,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28 WrapperNode [2023-11-19 03:36:28,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:28,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:28,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:28,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:28,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,095 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-11-19 03:36:28,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:28,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:28,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:28,097 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:28,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:28,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:28,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:28,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:28,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:28" (1/1) ... [2023-11-19 03:36:28,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:28,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:28,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:28,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:36:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:36:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:36:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:36:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:36:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:36:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:36:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:36:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:36:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:36:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:36:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:36:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:28,288 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:36:28,480 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:28,483 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:29,102 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:29,357 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:29,358 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:36:29,361 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:36:29,367 INFO L158 Benchmark]: Toolchain (without parser) took 2195.45ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 56.0MB in the beginning and 72.6MB in the end (delta: -16.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:29,368 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:29,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 843.66ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 51.7MB in the end (delta: 4.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:29,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.62ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 49.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:29,371 INFO L158 Benchmark]: Boogie Preprocessor took 89.55ms. Allocated memory is still 81.8MB. Free memory was 49.2MB in the beginning and 46.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:29,371 INFO L158 Benchmark]: RCFGBuilder took 1178.52ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 46.4MB in the beginning and 72.6MB in the end (delta: -26.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-19 03:36:29,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 57.5MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 843.66ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 51.7MB in the end (delta: 4.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.62ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 49.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.55ms. Allocated memory is still 81.8MB. Free memory was 49.2MB in the beginning and 46.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1178.52ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 46.4MB in the beginning and 72.6MB in the end (delta: -26.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:36:29,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b20a5eff-af22-49e8-a6fe-0d1601a400a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?