/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline_IcfgBuilder.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --preprocessor.replace.while.statements.and.if-then-else.statements false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --icfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks false --rcfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks false --traceabstraction.dfs.order.used.in.por BY_SERIAL_NUMBER --traceabstraction.abstraction.used.for.commutativity.in.por VARIABLES_GLOBAL --traceabstraction.commutativity.condition.synthesis NONE -i ../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-04aa6ae-m [2025-04-16 04:06:55,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-16 04:06:55,855 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-16 04:06:55,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-16 04:06:55,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-16 04:06:55,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-16 04:06:55,880 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-16 04:06:55,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-16 04:06:55,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-16 04:06:55,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-16 04:06:55,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-16 04:06:55,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-16 04:06:55,880 INFO L153 SettingsManager]: * Use SBE=true [2025-04-16 04:06:55,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-16 04:06:55,881 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 04:06:55,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:06:55,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:06:55,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-16 04:06:55,882 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-16 04:06:55,884 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-16 04:06:55,884 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-16 04:06:55,884 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Only consider context switches at boundaries of atomic blocks -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> BY_SERIAL_NUMBER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR -> VARIABLES_GLOBAL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2025-04-16 04:06:56,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-16 04:06:56,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-16 04:06:56,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-16 04:06:56,109 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-16 04:06:56,110 INFO L274 PluginConnector]: CDTParser initialized [2025-04-16 04:06:56,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2025-04-16 04:06:57,388 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edded5bfe/c35684da91de4865ae63afbd6ec101e3/FLAGca8bf603d [2025-04-16 04:06:57,620 INFO L389 CDTParser]: Found 1 translation units. [2025-04-16 04:06:57,621 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/36_stack_cas_p0_vs_concur.i [2025-04-16 04:06:57,628 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edded5bfe/c35684da91de4865ae63afbd6ec101e3/FLAGca8bf603d [2025-04-16 04:06:58,388 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edded5bfe/c35684da91de4865ae63afbd6ec101e3 [2025-04-16 04:06:58,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-16 04:06:58,391 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-16 04:06:58,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-16 04:06:58,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-16 04:06:58,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-16 04:06:58,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e8171b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58, skipping insertion in model container [2025-04-16 04:06:58,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-16 04:06:58,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 04:06:58,750 INFO L200 MainTranslator]: Completed pre-run [2025-04-16 04:06:58,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 04:06:58,832 INFO L204 MainTranslator]: Completed translation [2025-04-16 04:06:58,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58 WrapperNode [2025-04-16 04:06:58,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-16 04:06:58,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-16 04:06:58,835 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-16 04:06:58,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-16 04:06:58,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,885 INFO L138 Inliner]: procedures = 172, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 250 [2025-04-16 04:06:58,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-16 04:06:58,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-16 04:06:58,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-16 04:06:58,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-16 04:06:58,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,905 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-16 04:06:58,916 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-16 04:06:58,916 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-16 04:06:58,916 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-16 04:06:58,917 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:06:58" (1/1) ... [2025-04-16 04:06:58,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:06:58,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 04:06:58,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-16 04:06:58,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-16 04:06:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-04-16 04:06:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-04-16 04:06:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-16 04:06:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-16 04:06:58,958 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-16 04:06:59,044 INFO L256 CfgBuilder]: Building ICFG [2025-04-16 04:06:59,045 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-16 04:06:59,359 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-16 04:06:59,360 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-16 04:06:59,360 INFO L318 CfgBuilder]: Performing block encoding [2025-04-16 04:06:59,549 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: BeginParallelComposition{ParallelCodeBlock0: assume { :begin_inline___VERIFIER_atomic_CAS } true;__VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset := ~#top~0.base, ~#top~0.offset, push_~oldTop~0#1, push_#t~mem16#1, push_~#ret~0#1.base, push_~#ret~0#1.offset;havoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset;__VERIFIER_atomic_CAS_~e#1 := __VERIFIER_atomic_CAS_#in~e#1;__VERIFIER_atomic_CAS_~u#1 := __VERIFIER_atomic_CAS_#in~u#1;__VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;call __VERIFIER_atomic_CAS_#t~mem3#1 := read~int(__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := 0];assume ((0 == #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset];assume !(__VERIFIER_atomic_CAS_#t~mem3#1 == __VERIFIER_atomic_CAS_~e#1);havoc __VERIFIER_atomic_CAS_#t~mem3#1;call write~int(0, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet6#1;#race := #race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];assume ((#race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1 && #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1;havoc __VERIFIER_atomic_CAS_#t~nondet6#1;ParallelCodeBlock1: assume { :begin_inline___VERIFIER_atomic_CAS } true;__VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset := ~#top~0.base, ~#top~0.offset, push_~oldTop~0#1, push_#t~mem16#1, push_~#ret~0#1.base, push_~#ret~0#1.offset;havoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset;__VERIFIER_atomic_CAS_~e#1 := __VERIFIER_atomic_CAS_#in~e#1;__VERIFIER_atomic_CAS_~u#1 := __VERIFIER_atomic_CAS_#in~u#1;__VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;call __VERIFIER_atomic_CAS_#t~mem3#1 := read~int(__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := 0];assume ((0 == #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset];assume __VERIFIER_atomic_CAS_#t~mem3#1 == __VERIFIER_atomic_CAS_~e#1;havoc __VERIFIER_atomic_CAS_#t~mem3#1;call write~int(__VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet4#1;#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];assume ((#race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1 && #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1) && #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1) && #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1;call write~int(1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet5#1;#race := #race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];assume ((#race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1 && #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1;havoc __VERIFIER_atomic_CAS_#t~nondet4#1;havoc __VERIFIER_atomic_CAS_#t~nondet5#1;}EndParallelCompositionhavoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;havoc __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;assume { :end_inline___VERIFIER_atomic_CAS } true;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.IcfgBuilderObserver.process(IcfgBuilderObserver.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2025-04-16 04:06:59,553 INFO L158 Benchmark]: Toolchain (without parser) took 1161.68ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 79.8MB in the end (delta: 17.2MB). Peak memory consumption was 83.5MB. Max. memory is 8.0GB. [2025-04-16 04:06:59,554 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 159.4MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 04:06:59,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.88ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 73.1MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2025-04-16 04:06:59,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.72ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 69.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-16 04:06:59,554 INFO L158 Benchmark]: Boogie Preprocessor took 29.74ms. Allocated memory is still 142.6MB. Free memory was 69.6MB in the beginning and 66.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 04:06:59,557 INFO L158 Benchmark]: IcfgBuilder took 635.95ms. Allocated memory is still 142.6MB. Free memory was 66.9MB in the beginning and 79.8MB in the end (delta: -12.9MB). Peak memory consumption was 54.1MB. Max. memory is 8.0GB. [2025-04-16 04:06:59,559 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 159.4MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 440.88ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 73.1MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.72ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 69.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.74ms. Allocated memory is still 142.6MB. Free memory was 69.6MB in the beginning and 66.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 8.0GB. * IcfgBuilder took 635.95ms. Allocated memory is still 142.6MB. Free memory was 66.9MB in the beginning and 79.8MB in the end (delta: -12.9MB). Peak memory consumption was 54.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: BeginParallelComposition{ParallelCodeBlock0: assume { :begin_inline___VERIFIER_atomic_CAS } true;__VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset := ~#top~0.base, ~#top~0.offset, push_~oldTop~0#1, push_#t~mem16#1, push_~#ret~0#1.base, push_~#ret~0#1.offset;havoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset;__VERIFIER_atomic_CAS_~e#1 := __VERIFIER_atomic_CAS_#in~e#1;__VERIFIER_atomic_CAS_~u#1 := __VERIFIER_atomic_CAS_#in~u#1;__VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;call __VERIFIER_atomic_CAS_#t~mem3#1 := read~int(__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := 0];assume ((0 == #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset];assume !(__VERIFIER_atomic_CAS_#t~mem3#1 == __VERIFIER_atomic_CAS_~e#1);havoc __VERIFIER_atomic_CAS_#t~mem3#1;call write~int(0, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet6#1;#race := #race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];assume ((#race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1 && #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1;havoc __VERIFIER_atomic_CAS_#t~nondet6#1;ParallelCodeBlock1: assume { :begin_inline___VERIFIER_atomic_CAS } true;__VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset := ~#top~0.base, ~#top~0.offset, push_~oldTop~0#1, push_#t~mem16#1, push_~#ret~0#1.base, push_~#ret~0#1.offset;havoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset;__VERIFIER_atomic_CAS_~e#1 := __VERIFIER_atomic_CAS_#in~e#1;__VERIFIER_atomic_CAS_~u#1 := __VERIFIER_atomic_CAS_#in~u#1;__VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;call __VERIFIER_atomic_CAS_#t~mem3#1 := read~int(__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := 0];assume ((0 == #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset];assume __VERIFIER_atomic_CAS_#t~mem3#1 == __VERIFIER_atomic_CAS_~e#1;havoc __VERIFIER_atomic_CAS_#t~mem3#1;call write~int(__VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet4#1;#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];assume ((#race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1 && #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1) && #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1) && #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1;call write~int(1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet5#1;#race := #race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];assume ((#race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1 && #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1;havoc __VERIFIER_atomic_CAS_#t~nondet4#1;havoc __VERIFIER_atomic_CAS_#t~nondet5#1;}EndParallelCompositionhavoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;havoc __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;assume { :end_inline___VERIFIER_atomic_CAS } true;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: BeginParallelComposition{ParallelCodeBlock0: assume { :begin_inline___VERIFIER_atomic_CAS } true;__VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset := ~#top~0.base, ~#top~0.offset, push_~oldTop~0#1, push_#t~mem16#1, push_~#ret~0#1.base, push_~#ret~0#1.offset;havoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset;__VERIFIER_atomic_CAS_~e#1 := __VERIFIER_atomic_CAS_#in~e#1;__VERIFIER_atomic_CAS_~u#1 := __VERIFIER_atomic_CAS_#in~u#1;__VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;call __VERIFIER_atomic_CAS_#t~mem3#1 := read~int(__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := 0];assume ((0 == #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset];assume !(__VERIFIER_atomic_CAS_#t~mem3#1 == __VERIFIER_atomic_CAS_~e#1);havoc __VERIFIER_atomic_CAS_#t~mem3#1;call write~int(0, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet6#1;#race := #race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet6#1];assume ((#race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1 && #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet6#1;havoc __VERIFIER_atomic_CAS_#t~nondet6#1;ParallelCodeBlock1: assume { :begin_inline___VERIFIER_atomic_CAS } true;__VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset := ~#top~0.base, ~#top~0.offset, push_~oldTop~0#1, push_#t~mem16#1, push_~#ret~0#1.base, push_~#ret~0#1.offset;havoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset;__VERIFIER_atomic_CAS_~e#1 := __VERIFIER_atomic_CAS_#in~e#1;__VERIFIER_atomic_CAS_~u#1 := __VERIFIER_atomic_CAS_#in~u#1;__VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;call __VERIFIER_atomic_CAS_#t~mem3#1 := read~int(__VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := 0];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := 0];assume ((0 == #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset]) && 0 == #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset];assume __VERIFIER_atomic_CAS_#t~mem3#1 == __VERIFIER_atomic_CAS_~e#1;havoc __VERIFIER_atomic_CAS_#t~mem3#1;call write~int(__VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet4#1;#race := #race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];#race := #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset := __VERIFIER_atomic_CAS_#t~nondet4#1];assume ((#race[__VERIFIER_atomic_CAS_~v#1.base,__VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1 && #race[__VERIFIER_atomic_CAS_~v#1.base,1 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1) && #race[__VERIFIER_atomic_CAS_~v#1.base,2 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1) && #race[__VERIFIER_atomic_CAS_~v#1.base,3 + __VERIFIER_atomic_CAS_~v#1.offset] == __VERIFIER_atomic_CAS_#t~nondet4#1;call write~int(1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset, 4);havoc __VERIFIER_atomic_CAS_#t~nondet5#1;#race := #race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];#race := #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset := __VERIFIER_atomic_CAS_#t~nondet5#1];assume ((#race[__VERIFIER_atomic_CAS_~r#1.base,__VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1 && #race[__VERIFIER_atomic_CAS_~r#1.base,1 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,2 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1) && #race[__VERIFIER_atomic_CAS_~r#1.base,3 + __VERIFIER_atomic_CAS_~r#1.offset] == __VERIFIER_atomic_CAS_#t~nondet5#1;havoc __VERIFIER_atomic_CAS_#t~nondet4#1;havoc __VERIFIER_atomic_CAS_#t~nondet5#1;}EndParallelCompositionhavoc __VERIFIER_atomic_CAS_#t~mem3#1, __VERIFIER_atomic_CAS_#t~nondet4#1, __VERIFIER_atomic_CAS_#t~nondet5#1, __VERIFIER_atomic_CAS_#t~nondet6#1, __VERIFIER_atomic_CAS_~v#1.base, __VERIFIER_atomic_CAS_~v#1.offset, __VERIFIER_atomic_CAS_~e#1, __VERIFIER_atomic_CAS_~u#1, __VERIFIER_atomic_CAS_~r#1.base, __VERIFIER_atomic_CAS_~r#1.offset;havoc __VERIFIER_atomic_CAS_#in~v#1.base, __VERIFIER_atomic_CAS_#in~v#1.offset, __VERIFIER_atomic_CAS_#in~e#1, __VERIFIER_atomic_CAS_#in~u#1, __VERIFIER_atomic_CAS_#in~r#1.base, __VERIFIER_atomic_CAS_#in~r#1.offset;assume { :end_inline___VERIFIER_atomic_CAS } true;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2025-04-16 04:06:59,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...