./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:02:15,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:02:15,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:02:15,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:02:15,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:02:15,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:02:15,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:02:15,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:02:15,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:02:15,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:02:15,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:02:15,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:02:15,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:02:15,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:02:15,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:02:15,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:02:15,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:02:15,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:02:15,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:02:15,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:02:15,312 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:02:15,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:02:15,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:02:15,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:02:15,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:02:15,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:02:15,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:02:15,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:02:15,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:02:15,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:02:15,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:02:15,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:02:15,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:02:15,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:02:15,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:02:15,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:02:15,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:02:15,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:02:15,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:02:15,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:02:15,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:02:15,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:02:15,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 21:02:15,350 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:02:15,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:02:15,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:02:15,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:02:15,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:02:15,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:02:15,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:02:15,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:02:15,353 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:02:15,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:02:15,354 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:02:15,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 21:02:15,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:02:15,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:02:15,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:02:15,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:02:15,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:02:15,355 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:02:15,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:02:15,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:02:15,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:02:15,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:02:15,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:02:15,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:02:15,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:02:15,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:02:15,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:02:15,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:02:15,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 21:02:15,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 21:02:15,369 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:02:15,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:02:15,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:02:15,369 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-07-19 21:02:15,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:02:15,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:02:15,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:02:15,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:02:15,593 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:02:15,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-19 21:02:15,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e6c9abed/74382c9c3eee4596b4e6a60f2db90a18/FLAG1ef992a50 [2022-07-19 21:02:16,006 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:02:16,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-19 21:02:16,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e6c9abed/74382c9c3eee4596b4e6a60f2db90a18/FLAG1ef992a50 [2022-07-19 21:02:16,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e6c9abed/74382c9c3eee4596b4e6a60f2db90a18 [2022-07-19 21:02:16,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:02:16,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:02:16,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:02:16,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:02:16,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:02:16,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65496bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16, skipping insertion in model container [2022-07-19 21:02:16,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:02:16,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:02:16,519 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-19 21:02:16,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-07-19 21:02:16,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 21:02:16,621 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 21:02:16,641 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-19 21:02:16,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-07-19 21:02:16,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 21:02:16,719 INFO L208 MainTranslator]: Completed translation [2022-07-19 21:02:16,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16 WrapperNode [2022-07-19 21:02:16,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:02:16,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 21:02:16,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 21:02:16,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 21:02:16,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,766 INFO L137 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-07-19 21:02:16,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 21:02:16,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 21:02:16,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 21:02:16,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 21:02:16,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 21:02:16,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 21:02:16,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 21:02:16,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 21:02:16,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:16" (1/1) ... [2022-07-19 21:02:16,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:02:16,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 21:02:16,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 21:02:16,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 21:02:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 21:02:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-07-19 21:02:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-07-19 21:02:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 21:02:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-19 21:02:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 21:02:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 21:02:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 21:02:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 21:02:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-19 21:02:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 21:02:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 21:02:16,849 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-19 21:02:16,928 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 21:02:16,929 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 21:02:17,049 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 21:02:17,110 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 21:02:17,110 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 21:02:17,111 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-07-19 21:02:17,112 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-07-19 21:02:17,117 INFO L158 Benchmark]: Toolchain (without parser) took 727.80ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 78.9MB in the end (delta: 2.5MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2022-07-19 21:02:17,118 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 59.4MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:02:17,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.14ms. Allocated memory is still 104.9MB. Free memory was 81.1MB in the beginning and 62.4MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-19 21:02:17,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.03ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 60.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 21:02:17,120 INFO L158 Benchmark]: Boogie Preprocessor took 24.28ms. Allocated memory is still 104.9MB. Free memory was 60.2MB in the beginning and 58.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 21:02:17,121 INFO L158 Benchmark]: RCFGBuilder took 324.58ms. Allocated memory is still 104.9MB. Free memory was 58.9MB in the beginning and 78.9MB in the end (delta: -20.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-07-19 21:02:17,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 59.4MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.14ms. Allocated memory is still 104.9MB. Free memory was 81.1MB in the beginning and 62.4MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.03ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 60.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.28ms. Allocated memory is still 104.9MB. Free memory was 60.2MB in the beginning and 58.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 324.58ms. Allocated memory is still 104.9MB. Free memory was 58.9MB in the beginning and 78.9MB in the end (delta: -20.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-19 21:02:17,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:02:18,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:02:18,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:02:18,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:02:18,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:02:18,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:02:18,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:02:18,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:02:18,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:02:18,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:02:18,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:02:18,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:02:18,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:02:18,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:02:18,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:02:18,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:02:18,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:02:18,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:02:18,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:02:18,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:02:18,905 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:02:18,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:02:18,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:02:18,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:02:18,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:02:18,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:02:18,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:02:18,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:02:18,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:02:18,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:02:18,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:02:18,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:02:18,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:02:18,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:02:18,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:02:18,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:02:18,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:02:18,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:02:18,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:02:18,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:02:18,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:02:18,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:02:18,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 21:02:18,943 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:02:18,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:02:18,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:02:18,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:02:18,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:02:18,944 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:02:18,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:02:18,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:02:18,945 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:02:18,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:02:18,946 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:02:18,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:02:18,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:02:18,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:02:18,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:02:18,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:02:18,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:02:18,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:02:18,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:02:18,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:02:18,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:02:18,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:02:18,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:02:18,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:02:18,949 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 21:02:18,949 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 21:02:18,949 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:02:18,949 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:02:18,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:02:18,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 21:02:18,950 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-07-19 21:02:19,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:02:19,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:02:19,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:02:19,256 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:02:19,256 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:02:19,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-19 21:02:19,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de7a933c5/af3bf12bfbae40369b9c055c2f6a8a2b/FLAG2d2ac20c8 [2022-07-19 21:02:19,653 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:02:19,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-19 21:02:19,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de7a933c5/af3bf12bfbae40369b9c055c2f6a8a2b/FLAG2d2ac20c8 [2022-07-19 21:02:20,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de7a933c5/af3bf12bfbae40369b9c055c2f6a8a2b [2022-07-19 21:02:20,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:02:20,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:02:20,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:02:20,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:02:20,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:02:20,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76766e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20, skipping insertion in model container [2022-07-19 21:02:20,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:02:20,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:02:20,214 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-19 21:02:20,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-07-19 21:02:20,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 21:02:20,354 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 21:02:20,375 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-19 21:02:20,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-07-19 21:02:20,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 21:02:20,413 INFO L208 MainTranslator]: Completed translation [2022-07-19 21:02:20,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20 WrapperNode [2022-07-19 21:02:20,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:02:20,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 21:02:20,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 21:02:20,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 21:02:20,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,447 INFO L137 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-07-19 21:02:20,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 21:02:20,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 21:02:20,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 21:02:20,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 21:02:20,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 21:02:20,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 21:02:20,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 21:02:20,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 21:02:20,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:02:20" (1/1) ... [2022-07-19 21:02:20,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:02:20,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 21:02:20,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 21:02:20,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 21:02:20,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-19 21:02:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-07-19 21:02:20,554 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-07-19 21:02:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-19 21:02:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 21:02:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 21:02:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 21:02:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-19 21:02:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-19 21:02:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-19 21:02:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-19 21:02:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 21:02:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 21:02:20,556 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-19 21:02:20,719 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 21:02:20,720 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 21:02:20,897 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 21:02:20,939 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 21:02:20,939 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 21:02:20,940 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-07-19 21:02:20,941 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-07-19 21:02:20,944 INFO L158 Benchmark]: Toolchain (without parser) took 887.98ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 51.0MB in the end (delta: -12.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-07-19 21:02:20,944 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:02:20,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.81ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 33.2MB in the end (delta: 5.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-19 21:02:20,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.75ms. Allocated memory is still 58.7MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 21:02:20,946 INFO L158 Benchmark]: Boogie Preprocessor took 23.34ms. Allocated memory is still 58.7MB. Free memory was 31.1MB in the beginning and 29.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 21:02:20,946 INFO L158 Benchmark]: RCFGBuilder took 470.54ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 29.2MB in the beginning and 51.0MB in the end (delta: -21.8MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2022-07-19 21:02:20,949 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.81ms. Allocated memory is still 58.7MB. Free memory was 38.7MB in the beginning and 33.2MB in the end (delta: 5.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.75ms. Allocated memory is still 58.7MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.34ms. Allocated memory is still 58.7MB. Free memory was 31.1MB in the beginning and 29.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.54ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 29.2MB in the beginning and 51.0MB in the end (delta: -21.8MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-19 21:02:20,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?