./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d 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 ../../../trunk/examples/svcomp/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 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:19:55,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:19:55,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:19:55,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:19:55,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:19:55,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:19:55,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:19:55,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:19:55,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:19:55,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:19:55,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:19:55,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:19:55,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:19:55,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:19:55,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:19:55,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:19:55,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:19:55,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:19:55,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:19:55,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:19:55,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:19:55,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:19:55,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:19:55,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:19:55,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:19:55,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:19:55,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:19:55,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:19:55,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:19:55,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:19:55,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:19:55,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:19:55,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:19:55,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:19:55,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:19:55,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:19:55,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:19:55,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:19:55,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:19:55,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:19:55,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:19:55,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:19:55,143 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:19:55,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:19:55,145 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:19:55,145 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:19:55,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:19:55,146 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:19:55,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:19:55,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:19:55,147 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:19:55,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:19:55,148 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:19:55,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:19:55,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:19:55,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:19:55,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:19:55,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:19:55,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:19:55,149 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:19:55,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:19:55,150 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:19:55,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:19:55,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:19:55,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:19:55,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:19:55,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:55,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:19:55,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:19:55,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:19:55,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:19:55,152 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:19:55,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:19:55,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:19:55,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:19:55,469 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:19:55,469 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:19:55,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2023-08-30 22:19:56,491 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:19:56,728 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:19:56,729 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2023-08-30 22:19:56,741 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/738708f37/d4f8417159e54c66b27673abbf790927/FLAG6df4cced8 [2023-08-30 22:19:56,753 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/738708f37/d4f8417159e54c66b27673abbf790927 [2023-08-30 22:19:56,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:19:56,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:19:56,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:56,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:19:56,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:19:56,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:56" (1/1) ... [2023-08-30 22:19:56,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e8a0e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:56, skipping insertion in model container [2023-08-30 22:19:56,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:56" (1/1) ... [2023-08-30 22:19:56,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:19:56,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:19:56,979 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:19:57,090 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i[30873,30886] [2023-08-30 22:19:57,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:57,105 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:19:57,123 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:19:57,147 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i[30873,30886] [2023-08-30 22:19:57,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:57,176 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:57,176 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:57,177 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:57,183 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:19:57,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57 WrapperNode [2023-08-30 22:19:57,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:57,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:57,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:19:57,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:19:57,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,246 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-08-30 22:19:57,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:57,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:19:57,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:19:57,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:19:57,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,285 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:19:57,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:19:57,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:19:57,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:19:57,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:57" (1/1) ... [2023-08-30 22:19:57,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:57,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:19:57,326 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) [2023-08-30 22:19:57,352 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 [2023-08-30 22:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 22:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 22:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:19:57,369 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:19:57,545 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:19:57,547 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:19:57,716 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:19:57,787 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:19:57,787 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:19:57,788 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2023-08-30 22:19:57,789 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:305) 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) [2023-08-30 22:19:57,792 INFO L158 Benchmark]: Toolchain (without parser) took 1035.48ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.8MB in the beginning and 61.0MB in the end (delta: -14.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 22:19:57,793 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:57,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.58ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.6MB in the beginning and 58.5MB in the end (delta: -11.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 22:19:57,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.64ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 56.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:19:57,795 INFO L158 Benchmark]: Boogie Preprocessor took 43.88ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 54.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:19:57,795 INFO L158 Benchmark]: RCFGBuilder took 498.19ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 61.0MB in the end (delta: -6.1MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-30 22:19:57,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.58ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.6MB in the beginning and 58.5MB in the end (delta: -11.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.64ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 56.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.88ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 54.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 498.19ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 61.0MB in the end (delta: -6.1MB). Peak memory consumption was 16.0MB. 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:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:19:57,811 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... --- 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 ../../../trunk/examples/svcomp/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 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:19:59,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:19:59,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:19:59,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:19:59,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:19:59,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:19:59,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:19:59,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:19:59,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:19:59,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:19:59,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:19:59,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:19:59,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:19:59,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:19:59,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:19:59,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:19:59,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:19:59,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:19:59,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:19:59,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:19:59,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:19:59,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:19:59,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:19:59,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:19:59,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:19:59,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:19:59,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:19:59,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:19:59,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:19:59,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:19:59,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:19:59,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:19:59,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:19:59,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:19:59,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:19:59,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:19:59,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:19:59,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:19:59,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:19:59,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:19:59,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:19:59,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:19:59,806 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:19:59,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:19:59,808 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:19:59,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:19:59,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:19:59,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:19:59,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:19:59,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:19:59,810 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:19:59,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:19:59,811 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:19:59,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:19:59,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:19:59,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:19:59,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:19:59,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:19:59,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:19:59,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:19:59,812 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:19:59,813 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:19:59,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:19:59,813 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:19:59,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:19:59,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:19:59,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:19:59,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:19:59,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:59,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:19:59,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:19:59,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:19:59,815 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:19:59,815 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:19:59,815 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:19:59,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:19:59,816 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:19:59,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:19:59,816 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:19:59,816 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:19:59,816 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:20:00,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:20:00,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:20:00,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:20:00,142 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:20:00,142 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:20:00,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2023-08-30 22:20:01,269 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:20:01,534 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:20:01,535 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2023-08-30 22:20:01,543 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ba79d405/3fae6f1f077b4338bdde2c971d68c90e/FLAG8a64269e5 [2023-08-30 22:20:01,558 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ba79d405/3fae6f1f077b4338bdde2c971d68c90e [2023-08-30 22:20:01,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:20:01,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:20:01,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:20:01,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:20:01,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:20:01,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:20:01" (1/1) ... [2023-08-30 22:20:01,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bff9e80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:01, skipping insertion in model container [2023-08-30 22:20:01,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:20:01" (1/1) ... [2023-08-30 22:20:01,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:20:01,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:20:01,808 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:20:01,961 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i[30873,30886] [2023-08-30 22:20:01,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:20:01,984 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:20:02,007 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:20:02,027 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i[30873,30886] [2023-08-30 22:20:02,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:20:02,082 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:20:02,082 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:20:02,082 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:20:02,088 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:20:02,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02 WrapperNode [2023-08-30 22:20:02,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:20:02,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:20:02,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:20:02,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:20:02,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,152 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-08-30 22:20:02,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:20:02,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:20:02,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:20:02,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:20:02,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,198 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:20:02,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:20:02,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:20:02,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:20:02,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:20:02" (1/1) ... [2023-08-30 22:20:02,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:20:02,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:20:02,240 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) [2023-08-30 22:20:02,262 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 [2023-08-30 22:20:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:20:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 22:20:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 22:20:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:20:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:20:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:20:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:20:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:20:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:20:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:20:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:20:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:20:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:20:02,278 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:20:02,456 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:20:02,458 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:20:02,654 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:20:02,739 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:20:02,746 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:20:02,747 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2023-08-30 22:20:02,747 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:305) 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) [2023-08-30 22:20:02,753 INFO L158 Benchmark]: Toolchain (without parser) took 1191.01ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 63.3MB in the end (delta: -999.6kB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-08-30 22:20:02,753 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:20:02,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.74ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.3MB in the end (delta: 680.5kB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 22:20:02,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.44ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 59.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:20:02,755 INFO L158 Benchmark]: Boogie Preprocessor took 53.96ms. Allocated memory is still 86.0MB. Free memory was 59.2MB in the beginning and 57.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:20:02,756 INFO L158 Benchmark]: RCFGBuilder took 543.21ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 63.3MB in the end (delta: -6.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-08-30 22:20:02,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.74ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.3MB in the end (delta: 680.5kB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.44ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 59.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.96ms. Allocated memory is still 86.0MB. Free memory was 59.2MB in the beginning and 57.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 543.21ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 63.3MB in the end (delta: -6.1MB). Peak memory consumption was 21.2MB. 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:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:20:02,784 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... --- 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?