./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 35987657 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-?-3598765 [2022-07-21 08:35:05,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 08:35:05,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 08:35:06,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 08:35:06,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 08:35:06,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 08:35:06,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 08:35:06,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 08:35:06,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 08:35:06,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 08:35:06,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 08:35:06,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 08:35:06,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 08:35:06,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 08:35:06,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 08:35:06,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 08:35:06,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 08:35:06,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 08:35:06,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 08:35:06,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 08:35:06,043 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 08:35:06,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 08:35:06,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 08:35:06,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 08:35:06,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 08:35:06,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 08:35:06,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 08:35:06,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 08:35:06,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 08:35:06,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 08:35:06,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 08:35:06,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 08:35:06,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 08:35:06,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 08:35:06,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 08:35:06,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 08:35:06,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 08:35:06,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 08:35:06,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 08:35:06,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 08:35:06,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 08:35:06,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 08:35:06,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 08:35:06,097 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 08:35:06,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 08:35:06,098 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 08:35:06,098 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 08:35:06,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 08:35:06,099 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 08:35:06,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 08:35:06,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 08:35:06,100 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 08:35:06,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 08:35:06,101 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 08:35:06,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 08:35:06,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 08:35:06,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 08:35:06,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 08:35:06,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 08:35:06,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 08:35:06,103 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 08:35:06,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 08:35:06,103 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 08:35:06,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 08:35:06,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 08:35:06,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 08:35:06,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 08:35:06,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 08:35:06,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 08:35:06,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 08:35:06,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 08:35:06,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 08:35:06,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 08:35:06,105 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 08:35:06,106 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 08:35:06,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 08:35:06,106 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-07-21 08:35:06,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 08:35:06,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 08:35:06,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 08:35:06,441 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 08:35:06,442 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 08:35:06,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-21 08:35:06,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7942015f3/869b8a7e4d974551a60a193763508b3f/FLAG3a1c78fc0 [2022-07-21 08:35:06,989 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 08:35:06,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-21 08:35:07,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7942015f3/869b8a7e4d974551a60a193763508b3f/FLAG3a1c78fc0 [2022-07-21 08:35:07,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7942015f3/869b8a7e4d974551a60a193763508b3f [2022-07-21 08:35:07,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 08:35:07,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 08:35:07,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 08:35:07,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 08:35:07,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 08:35:07,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432d2c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07, skipping insertion in model container [2022-07-21 08:35:07,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 08:35:07,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 08:35:07,646 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-21 08:35:07,795 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] [2022-07-21 08:35:07,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 08:35:07,813 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 08:35:07,838 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-21 08:35:07,864 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] [2022-07-21 08:35:07,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 08:35:07,905 INFO L208 MainTranslator]: Completed translation [2022-07-21 08:35:07,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07 WrapperNode [2022-07-21 08:35:07,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 08:35:07,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 08:35:07,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 08:35:07,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 08:35:07,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,964 INFO L137 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-07-21 08:35:07,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 08:35:07,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 08:35:07,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 08:35:07,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 08:35:07,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:07,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:08,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:08,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:08,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 08:35:08,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 08:35:08,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 08:35:08,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 08:35:08,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:07" (1/1) ... [2022-07-21 08:35:08,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 08:35:08,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 08:35:08,039 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) [2022-07-21 08:35:08,045 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 [2022-07-21 08:35:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 08:35:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-07-21 08:35:08,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-07-21 08:35:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 08:35:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-21 08:35:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 08:35:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 08:35:08,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 08:35:08,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 08:35:08,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-21 08:35:08,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 08:35:08,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 08:35:08,082 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-21 08:35:08,169 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 08:35:08,171 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 08:35:08,330 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 08:35:08,410 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 08:35:08,410 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-21 08:35:08,410 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-07-21 08:35:08,414 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) [2022-07-21 08:35:08,419 INFO L158 Benchmark]: Toolchain (without parser) took 949.04ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 33.8MB in the beginning and 40.6MB in the end (delta: -6.8MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-07-21 08:35:08,419 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 08:35:08,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.60ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 31.1MB in the end (delta: 2.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-21 08:35:08,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.72ms. Allocated memory is still 56.6MB. Free memory was 31.1MB in the beginning and 29.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 08:35:08,422 INFO L158 Benchmark]: Boogie Preprocessor took 42.26ms. Allocated memory is still 56.6MB. Free memory was 29.0MB in the beginning and 27.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 08:35:08,423 INFO L158 Benchmark]: RCFGBuilder took 407.73ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 40.6MB in the end (delta: -13.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-21 08:35:08,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.60ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 31.1MB in the end (delta: 2.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.72ms. Allocated memory is still 56.6MB. Free memory was 31.1MB in the beginning and 29.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.26ms. Allocated memory is still 56.6MB. Free memory was 29.0MB in the beginning and 27.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 407.73ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 40.6MB in the end (delta: -13.0MB). Peak memory consumption was 7.8MB. 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. [2022-07-21 08:35:08,471 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-?-3598765 [2022-07-21 08:35:10,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 08:35:10,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 08:35:10,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 08:35:10,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 08:35:10,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 08:35:10,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 08:35:10,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 08:35:10,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 08:35:10,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 08:35:10,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 08:35:10,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 08:35:10,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 08:35:10,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 08:35:10,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 08:35:10,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 08:35:10,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 08:35:10,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 08:35:10,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 08:35:10,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 08:35:10,315 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 08:35:10,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 08:35:10,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 08:35:10,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 08:35:10,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 08:35:10,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 08:35:10,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 08:35:10,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 08:35:10,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 08:35:10,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 08:35:10,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 08:35:10,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 08:35:10,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 08:35:10,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 08:35:10,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 08:35:10,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 08:35:10,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 08:35:10,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 08:35:10,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 08:35:10,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 08:35:10,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 08:35:10,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 08:35:10,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-21 08:35:10,357 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 08:35:10,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 08:35:10,360 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 08:35:10,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 08:35:10,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 08:35:10,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 08:35:10,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 08:35:10,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 08:35:10,362 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 08:35:10,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 08:35:10,363 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 08:35:10,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 08:35:10,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 08:35:10,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 08:35:10,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 08:35:10,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 08:35:10,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 08:35:10,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 08:35:10,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 08:35:10,371 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 08:35:10,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 08:35:10,371 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 08:35:10,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 08:35:10,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 08:35:10,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 08:35:10,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 08:35:10,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 08:35:10,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 08:35:10,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 08:35:10,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 08:35:10,373 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 08:35:10,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 08:35:10,373 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 08:35:10,374 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 08:35:10,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 08:35:10,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 08:35:10,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-07-21 08:35:10,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 08:35:10,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 08:35:10,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 08:35:10,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 08:35:10,705 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 08:35:10,710 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-21 08:35:10,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad3bafbb/14b2a891c70c4658941758032c526039/FLAGc90c2e7e4 [2022-07-21 08:35:11,221 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 08:35:11,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-07-21 08:35:11,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad3bafbb/14b2a891c70c4658941758032c526039/FLAGc90c2e7e4 [2022-07-21 08:35:11,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad3bafbb/14b2a891c70c4658941758032c526039 [2022-07-21 08:35:11,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 08:35:11,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 08:35:11,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 08:35:11,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 08:35:11,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 08:35:11,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:35:11" (1/1) ... [2022-07-21 08:35:11,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f36db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:11, skipping insertion in model container [2022-07-21 08:35:11,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:35:11" (1/1) ... [2022-07-21 08:35:11,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 08:35:11,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 08:35:11,746 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-21 08:35:11,913 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] [2022-07-21 08:35:11,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 08:35:11,938 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 08:35:11,951 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-07-21 08:35:11,983 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] [2022-07-21 08:35:11,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 08:35:12,022 INFO L208 MainTranslator]: Completed translation [2022-07-21 08:35:12,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12 WrapperNode [2022-07-21 08:35:12,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 08:35:12,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 08:35:12,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 08:35:12,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 08:35:12,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,060 INFO L137 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-07-21 08:35:12,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 08:35:12,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 08:35:12,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 08:35:12,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 08:35:12,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 08:35:12,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 08:35:12,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 08:35:12,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 08:35:12,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:35:12" (1/1) ... [2022-07-21 08:35:12,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 08:35:12,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 08:35:12,149 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) [2022-07-21 08:35:12,162 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 [2022-07-21 08:35:12,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 08:35:12,188 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-07-21 08:35:12,193 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-07-21 08:35:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-21 08:35:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 08:35:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 08:35:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 08:35:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 08:35:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 08:35:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 08:35:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-21 08:35:12,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 08:35:12,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 08:35:12,195 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-21 08:35:12,351 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 08:35:12,353 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 08:35:12,487 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 08:35:12,550 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 08:35:12,550 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-21 08:35:12,551 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-07-21 08:35:12,551 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) [2022-07-21 08:35:12,555 INFO L158 Benchmark]: Toolchain (without parser) took 977.30ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 26.2MB in the beginning and 33.0MB in the end (delta: -6.8MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-07-21 08:35:12,556 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 08:35:12,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.60ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 26.0MB in the beginning and 36.7MB in the end (delta: -10.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-07-21 08:35:12,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.11ms. Allocated memory is still 62.9MB. Free memory was 36.5MB in the beginning and 34.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 08:35:12,558 INFO L158 Benchmark]: Boogie Preprocessor took 41.28ms. Allocated memory is still 62.9MB. Free memory was 34.4MB in the beginning and 33.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 08:35:12,558 INFO L158 Benchmark]: RCFGBuilder took 449.98ms. Allocated memory is still 62.9MB. Free memory was 32.7MB in the beginning and 33.0MB in the end (delta: -247.6kB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-21 08:35:12,561 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.60ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 26.0MB in the beginning and 36.7MB in the end (delta: -10.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.11ms. Allocated memory is still 62.9MB. Free memory was 36.5MB in the beginning and 34.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.28ms. Allocated memory is still 62.9MB. Free memory was 34.4MB in the beginning and 33.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.98ms. Allocated memory is still 62.9MB. Free memory was 32.7MB in the beginning and 33.0MB in the end (delta: -247.6kB). Peak memory consumption was 7.8MB. 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. [2022-07-21 08:35:12,599 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?