./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:05:34,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:05:34,913 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:05:34,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:05:34,918 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:05:34,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:05:34,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:05:34,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:05:34,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:05:34,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:05:34,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:05:34,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:05:34,948 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:05:34,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:05:34,949 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:05:34,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:05:34,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:05:34,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:05:34,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:05:34,952 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:05:34,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:05:34,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:05:34,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:05:34,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:05:34,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:05:34,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:05:34,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:05:34,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:05:34,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:34,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:05:34,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:05:34,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:05:34,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:05:34,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:05:34,958 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:05:34,958 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_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae [2023-12-03 03:05:35,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:05:35,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:05:35,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:05:35,217 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:05:35,217 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:05:35,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-03 03:05:37,916 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:05:38,139 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:05:38,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-03 03:05:38,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data/6cf6e6909/5a0e9ec9068b42db837f2bc9b1f7eb4c/FLAG244436248 [2023-12-03 03:05:38,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data/6cf6e6909/5a0e9ec9068b42db837f2bc9b1f7eb4c [2023-12-03 03:05:38,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:05:38,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:05:38,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:38,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:05:38,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:05:38,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398f0cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38, skipping insertion in model container [2023-12-03 03:05:38,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,233 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:05:38,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:38,558 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:05:38,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:38,642 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:38,642 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:38,650 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:05:38,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38 WrapperNode [2023-12-03 03:05:38,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:38,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:38,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:05:38,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:05:38,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,697 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2023-12-03 03:05:38,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:38,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:05:38,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:05:38,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:05:38,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,726 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:05:38,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:05:38,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:05:38,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:05:38,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:38,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:05:38,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:05:38,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:05:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:05:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:05:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:05:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:05:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:05:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:05:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:05:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:05:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:05:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:05:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:05:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:05:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:05:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:05:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:05:38,799 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:05:38,931 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:05:38,934 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:05:39,181 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:05:39,299 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_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:05:39,303 INFO L158 Benchmark]: Toolchain (without parser) took 1127.02ms. Allocated memory is still 161.5MB. Free memory was 112.9MB in the beginning and 54.9MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,304 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory was 77.5MB in the beginning and 77.4MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:05:39,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.02ms. Allocated memory is still 161.5MB. Free memory was 112.9MB in the beginning and 90.5MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.55ms. Allocated memory is still 161.5MB. Free memory was 90.5MB in the beginning and 87.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,306 INFO L158 Benchmark]: Boogie Preprocessor took 31.54ms. Allocated memory is still 161.5MB. Free memory was 87.8MB in the beginning and 86.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,306 INFO L158 Benchmark]: RCFGBuilder took 570.65ms. Allocated memory is still 161.5MB. Free memory was 86.3MB in the beginning and 54.9MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,309 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory was 77.5MB in the beginning and 77.4MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.02ms. Allocated memory is still 161.5MB. Free memory was 112.9MB in the beginning and 90.5MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.55ms. Allocated memory is still 161.5MB. Free memory was 90.5MB in the beginning and 87.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.54ms. Allocated memory is still 161.5MB. Free memory was 87.8MB in the beginning and 86.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 570.65ms. Allocated memory is still 161.5MB. Free memory was 86.3MB in the beginning and 54.9MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. 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$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~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_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:05:39,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/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_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:05:41,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:05:41,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:05:41,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:05:41,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:05:41,361 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:05:41,362 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:05:41,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:05:41,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:05:41,363 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:05:41,364 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:05:41,364 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:05:41,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:05:41,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:05:41,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:05:41,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:05:41,367 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:05:41,367 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:05:41,368 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:05:41,368 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:05:41,369 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:05:41,369 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:05:41,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:05:41,370 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:05:41,370 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:05:41,371 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:05:41,371 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:05:41,372 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:41,372 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:05:41,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:05:41,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:41,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:05:41,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:05:41,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:05:41,375 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:05:41,375 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:41,376 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:05:41,376 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:05:41,376 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:05:41,376 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_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae [2023-12-03 03:05:41,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:05:41,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:05:41,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:05:41,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:05:41,718 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:05:41,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-03 03:05:44,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:05:44,767 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:05:44,768 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-03 03:05:44,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data/b40d1f039/6c047562b8ff4922bf7dd9554da58936/FLAG134d651e0 [2023-12-03 03:05:44,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/data/b40d1f039/6c047562b8ff4922bf7dd9554da58936 [2023-12-03 03:05:44,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:05:44,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:05:44,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:44,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:05:44,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:05:44,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:44" (1/1) ... [2023-12-03 03:05:44,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e70992c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:44, skipping insertion in model container [2023-12-03 03:05:44,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:44" (1/1) ... [2023-12-03 03:05:44,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:05:45,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:45,217 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:05:45,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:45,304 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:45,305 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:45,312 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:05:45,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45 WrapperNode [2023-12-03 03:05:45,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:45,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:45,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:05:45,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:05:45,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,364 INFO L138 Inliner]: procedures = 178, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2023-12-03 03:05:45,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:45,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:05:45,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:05:45,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:05:45,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:05:45,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:05:45,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:05:45,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:05:45,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:45,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:05:45,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:05:45,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:05:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:05:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:05:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:05:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:05:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:05:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:05:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:05:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:05:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:05:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:05:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:05:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:05:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:05:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:05:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:05:45,480 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:05:45,617 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:05:45,619 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:05:45,863 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:05:45,990 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_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:05:45,994 INFO L158 Benchmark]: Toolchain (without parser) took 1189.40ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.1MB in the beginning and 52.9MB in the end (delta: -12.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 03:05:45,995 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:05:45,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.52ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.0MB in the beginning and 49.0MB in the end (delta: -9.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-12-03 03:05:45,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.67ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 46.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:05:45,997 INFO L158 Benchmark]: Boogie Preprocessor took 36.31ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 44.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:05:45,997 INFO L158 Benchmark]: RCFGBuilder took 590.17ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 52.9MB in the end (delta: -8.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-12-03 03:05:46,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.52ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.0MB in the beginning and 49.0MB in the end (delta: -9.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.67ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 46.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.31ms. Allocated memory is still 83.9MB. Free memory was 46.8MB in the beginning and 44.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 590.17ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 52.9MB in the end (delta: -8.5MB). Peak memory consumption was 11.7MB. 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$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~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_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:05:46,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ba0170-548e-4f5a-9bf5-c1d4d9db0d90/bin/ukojak-verify-Qdu7aM0XO9/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_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?