./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 8d31f386 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 d1f28632ee7f312e6c73628a94e0daaebaf566ee ....................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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 d1f28632ee7f312e6c73628a94e0daaebaf566ee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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? --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 15:22:35,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:22:35,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:22:35,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:22:35,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:22:35,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:22:35,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:22:35,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:22:35,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:22:35,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:22:35,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:22:35,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:22:35,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:22:35,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:22:35,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:22:35,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:22:35,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:22:35,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:22:35,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:22:35,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:22:35,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:22:35,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:22:35,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:22:35,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:22:35,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:22:35,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:22:35,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:22:35,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:22:35,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:22:35,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:22:35,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:22:35,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:22:35,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:22:35,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:22:35,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:22:35,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:22:35,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:22:35,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:22:35,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:22:35,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:22:35,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:22:35,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 15:22:35,818 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:22:35,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:22:35,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:22:35,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:22:35,820 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:22:35,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:22:35,820 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:22:35,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 15:22:35,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:22:35,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:22:35,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:22:35,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:22:35,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:22:35,821 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:22:35,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:22:35,821 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:22:35,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:22:35,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:22:35,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:22:35,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:22:35,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:22:35,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:22:35,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:22:35,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:22:35,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 15:22:35,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 15:22:35,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:22:35,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:22:35,823 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2021-07-05 15:22:36,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:22:36,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:22:36,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:22:36,104 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:22:36,105 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:22:36,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-07-05 15:22:36,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b367117ef/ee3778ff560c4cdf9c3c7c8df764e6a2/FLAG4301212af [2021-07-05 15:22:36,591 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:22:36,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-07-05 15:22:36,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b367117ef/ee3778ff560c4cdf9c3c7c8df764e6a2/FLAG4301212af [2021-07-05 15:22:36,914 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b367117ef/ee3778ff560c4cdf9c3c7c8df764e6a2 [2021-07-05 15:22:36,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:22:36,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:22:36,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:22:36,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:22:36,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:22:36,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:22:36" (1/1) ... [2021-07-05 15:22:36,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fbfdcf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:36, skipping insertion in model container [2021-07-05 15:22:36,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:22:36" (1/1) ... [2021-07-05 15:22:36,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:22:36,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:22:37,081 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-05 15:22:37,242 WARN L224 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] [2021-07-05 15:22:37,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:22:37,254 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:22:37,264 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-05 15:22:37,279 WARN L224 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] [2021-07-05 15:22:37,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:22:37,327 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:22:37,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37 WrapperNode [2021-07-05 15:22:37,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:22:37,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:22:37,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:22:37,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:22:37,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:22:37,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:22:37,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:22:37,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:22:37,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:22:37,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:22:37,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:22:37,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:22:37,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:37" (1/1) ... [2021-07-05 15:22:37,414 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:22:37,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:22:37,429 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) [2021-07-05 15:22:37,450 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 [2021-07-05 15:22:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 15:22:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-07-05 15:22:37,470 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-07-05 15:22:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 15:22:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-05 15:22:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:22:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:22:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 15:22:37,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-05 15:22:37,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:22:37,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:22:37,472 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:22:37,894 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:22:37,895 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-07-05 15:22:37,896 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2021-07-05 15:22:37,896 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) [2021-07-05 15:22:37,903 INFO L168 Benchmark]: Toolchain (without parser) took 980.70 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 50.6 MB in the beginning and 65.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:37,904 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 69.2 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:22:37,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.36 ms. Allocated memory is still 69.2 MB. Free memory was 50.5 MB in the beginning and 33.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:37,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.19 ms. Allocated memory is still 69.2 MB. Free memory was 33.2 MB in the beginning and 31.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:37,906 INFO L168 Benchmark]: Boogie Preprocessor took 53.60 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 31.2 MB in the beginning and 73.4 MB in the end (delta: -42.2 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:37,907 INFO L168 Benchmark]: RCFGBuilder took 490.96 ms. Allocated memory is still 90.2 MB. Free memory was 73.4 MB in the beginning and 65.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:37,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 69.2 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.36 ms. Allocated memory is still 69.2 MB. Free memory was 50.5 MB in the beginning and 33.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 24.19 ms. Allocated memory is still 69.2 MB. Free memory was 33.2 MB in the beginning and 31.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.60 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 31.2 MB in the beginning and 73.4 MB in the end (delta: -42.2 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 490.96 ms. Allocated memory is still 90.2 MB. Free memory was 73.4 MB in the beginning and 65.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * 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. [2021-07-05 15:22:37,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 15:22:39,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:22:39,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:22:39,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:22:39,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:22:39,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:22:39,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:22:39,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:22:39,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:22:39,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:22:39,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:22:39,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:22:39,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:22:39,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:22:39,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:22:39,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:22:39,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:22:39,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:22:39,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:22:39,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:22:39,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:22:39,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:22:39,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:22:39,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:22:39,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:22:39,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:22:39,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:22:39,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:22:39,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:22:39,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:22:39,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:22:39,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:22:39,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:22:39,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:22:39,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:22:39,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:22:39,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:22:39,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:22:39,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:22:39,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:22:39,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:22:39,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-07-05 15:22:39,735 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:22:39,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:22:39,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:22:39,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:22:39,739 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:22:39,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:22:39,739 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:22:39,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:22:39,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:22:39,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:22:39,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:22:39,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:22:39,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:22:39,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:22:39,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:22:39,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:22:39,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:22:39,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 15:22:39,744 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2021-07-05 15:22:40,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:22:40,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:22:40,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:22:40,057 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:22:40,057 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:22:40,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-07-05 15:22:40,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736113a03/725c8e04368b4e84a7006eca4f2a76cb/FLAGde7c063d0 [2021-07-05 15:22:40,491 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:22:40,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-07-05 15:22:40,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736113a03/725c8e04368b4e84a7006eca4f2a76cb/FLAGde7c063d0 [2021-07-05 15:22:40,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736113a03/725c8e04368b4e84a7006eca4f2a76cb [2021-07-05 15:22:40,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:22:40,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:22:40,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:22:40,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:22:40,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:22:40,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc8e758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40, skipping insertion in model container [2021-07-05 15:22:40,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:22:40,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:22:40,690 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-05 15:22:40,779 WARN L224 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] [2021-07-05 15:22:40,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:22:40,789 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:22:40,798 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-05 15:22:40,812 WARN L224 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] [2021-07-05 15:22:40,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:22:40,885 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:22:40,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40 WrapperNode [2021-07-05 15:22:40,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:22:40,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:22:40,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:22:40,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:22:40,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:22:40,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:22:40,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:22:40,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:22:40,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:22:40,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:22:40,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:22:40,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:22:40,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:22:40" (1/1) ... [2021-07-05 15:22:40,963 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:22:40,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:22:40,976 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) [2021-07-05 15:22:40,979 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 [2021-07-05 15:22:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-07-05 15:22:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-07-05 15:22:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-07-05 15:22:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-05 15:22:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:22:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:22:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-07-05 15:22:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-07-05 15:22:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-07-05 15:22:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-05 15:22:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:22:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:22:41,005 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:22:41,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:22:41,404 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-07-05 15:22:41,405 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2021-07-05 15:22:41,406 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) [2021-07-05 15:22:41,410 INFO L168 Benchmark]: Toolchain (without parser) took 887.84 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 42.2 MB in the beginning and 50.3 MB in the end (delta: -8.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:41,411 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 62.9 MB. Free memory was 44.1 MB in the beginning and 44.1 MB in the end (delta: 51.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:22:41,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.73 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 42.0 MB in the beginning and 63.8 MB in the end (delta: -21.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:41,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.00 ms. Allocated memory is still 83.9 MB. Free memory was 63.8 MB in the beginning and 61.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:41,413 INFO L168 Benchmark]: Boogie Preprocessor took 16.83 ms. Allocated memory is still 83.9 MB. Free memory was 61.7 MB in the beginning and 60.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:22:41,413 INFO L168 Benchmark]: RCFGBuilder took 450.12 ms. Allocated memory is still 83.9 MB. Free memory was 60.1 MB in the beginning and 50.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2021-07-05 15:22:41,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 62.9 MB. Free memory was 44.1 MB in the beginning and 44.1 MB in the end (delta: 51.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 363.73 ms. Allocated memory was 62.9 MB in the beginning and 83.9 MB in the end (delta: 21.0 MB). Free memory was 42.0 MB in the beginning and 63.8 MB in the end (delta: -21.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.00 ms. Allocated memory is still 83.9 MB. Free memory was 63.8 MB in the beginning and 61.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 16.83 ms. Allocated memory is still 83.9 MB. Free memory was 61.7 MB in the beginning and 60.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 450.12 ms. Allocated memory is still 83.9 MB. Free memory was 60.1 MB in the beginning and 50.3 MB in the end (delta: 9.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. * 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. [2021-07-05 15:22:41,448 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...