./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.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 TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:25:36,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:25:36,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:25:36,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:25:36,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:25:36,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:25:36,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:25:36,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:25:36,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:25:36,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:25:36,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:25:36,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:25:36,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:25:36,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:25:36,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:25:36,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:25:36,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:25:36,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:25:36,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:25:36,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:25:36,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:25:36,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:25:36,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:25:36,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:25:36,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:25:36,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:25:36,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:25:36,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:25:36,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:25:36,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:25:36,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:25:36,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:25:36,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:25:36,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:25:36,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:25:36,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:25:36,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:25:36,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:25:36,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:25:36,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:25:36,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:25:36,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:25:36,182 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:25:36,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:25:36,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:25:36,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:25:36,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:25:36,184 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:25:36,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:25:36,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:25:36,185 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:25:36,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:25:36,186 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:25:36,186 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:25:36,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:25:36,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:25:36,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:25:36,187 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:25:36,187 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:25:36,187 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:25:36,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:25:36,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:25:36,188 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:25:36,188 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:25:36,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:25:36,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:25:36,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:25:36,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:25:36,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:25:36,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:25:36,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:25:36,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:25:36,190 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:25:36,190 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:25:36,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:25:36,190 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:25:36,190 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 02:25:36,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:25:36,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:25:36,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:25:36,560 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:25:36,560 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:25:36,562 INFO L432 ainManager$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 02:25:37,846 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:25:38,096 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:25:38,099 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2023-08-30 02:25:38,125 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da926e7e8/2941b0f404774b8d960a25dcf11b8b80/FLAG0c13ff455 [2023-08-30 02:25:38,141 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da926e7e8/2941b0f404774b8d960a25dcf11b8b80 [2023-08-30 02:25:38,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:25:38,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:25:38,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:25:38,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:25:38,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:25:38,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b8b00e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38, skipping insertion in model container [2023-08-30 02:25:38,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:25:38,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:25:38,369 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 02:25:38,473 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 02:25:38,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:25:38,490 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:25:38,502 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 02:25:38,523 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 02:25:38,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:25:38,569 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:25:38,569 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:25:38,570 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:25:38,575 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:25:38,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38 WrapperNode [2023-08-30 02:25:38,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:25:38,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:25:38,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:25:38,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:25:38,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,622 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-08-30 02:25:38,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:25:38,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:25:38,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:25:38,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:25:38,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,642 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:25:38,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:25:38,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:25:38,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:25:38,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:38" (1/1) ... [2023-08-30 02:25:38,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:25:38,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:25:38,686 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 02:25:38,715 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 02:25:38,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:25:38,729 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 02:25:38,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 02:25:38,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:25:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:25:38,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:25:38,731 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 02:25:38,832 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:25:38,834 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:25:39,138 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:25:39,283 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:25:39,283 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 02:25:39,284 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2023-08-30 02:25:39,285 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 02:25:39,289 INFO L158 Benchmark]: Toolchain (without parser) took 1142.90ms. Allocated memory is still 73.4MB. Free memory was 51.2MB in the beginning and 38.6MB in the end (delta: 12.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-08-30 02:25:39,289 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:25:39,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.80ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.7MB in the end (delta: 1.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-08-30 02:25:39,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.11ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 47.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:25:39,291 INFO L158 Benchmark]: Boogie Preprocessor took 22.05ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 46.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:25:39,292 INFO L158 Benchmark]: RCFGBuilder took 641.58ms. Allocated memory is still 73.4MB. Free memory was 46.4MB in the beginning and 38.6MB in the end (delta: 7.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-08-30 02:25:39,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.80ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.7MB in the end (delta: 1.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.11ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 47.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.05ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 46.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 641.58ms. Allocated memory is still 73.4MB. Free memory was 46.4MB in the beginning and 38.6MB in the end (delta: 7.8MB). Peak memory consumption was 19.4MB. 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 02:25:39,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:25:41,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:25:41,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:25:41,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:25:41,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:25:41,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:25:41,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:25:41,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:25:41,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:25:41,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:25:41,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:25:41,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:25:41,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:25:41,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:25:41,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:25:41,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:25:41,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:25:41,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:25:41,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:25:41,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:25:41,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:25:41,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:25:41,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:25:41,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:25:41,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:25:41,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:25:41,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:25:41,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:25:41,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:25:41,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:25:41,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:25:41,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:25:41,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:25:41,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:25:41,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:25:41,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:25:41,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:25:41,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:25:41,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:25:41,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:25:41,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:25:41,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:25:41,366 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:25:41,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:25:41,368 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:25:41,368 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:25:41,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:25:41,369 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:25:41,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:25:41,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:25:41,370 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:25:41,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:25:41,371 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:25:41,371 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:25:41,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:25:41,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:25:41,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:25:41,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:25:41,372 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:25:41,372 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:25:41,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:25:41,372 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:25:41,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:25:41,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:25:41,373 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:25:41,373 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:25:41,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:25:41,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:25:41,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:25:41,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:25:41,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:25:41,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:25:41,374 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:25:41,375 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:25:41,375 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:25:41,375 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:25:41,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:25:41,375 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:25:41,376 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:25:41,376 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-30 02:25:41,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:25:41,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:25:41,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:25:41,710 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:25:41,710 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:25:41,712 INFO L432 ainManager$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 02:25:42,916 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:25:43,172 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:25:43,175 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2023-08-30 02:25:43,195 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e512ec01/4ae08d1d27724118a15bebe322822c0e/FLAG2d4d1ffd3 [2023-08-30 02:25:43,208 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e512ec01/4ae08d1d27724118a15bebe322822c0e [2023-08-30 02:25:43,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:25:43,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:25:43,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:25:43,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:25:43,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:25:43,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5613e803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43, skipping insertion in model container [2023-08-30 02:25:43,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:25:43,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:25:43,390 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 02:25:43,481 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 02:25:43,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:25:43,498 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:25:43,510 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 02:25:43,528 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 02:25:43,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:25:43,554 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:25:43,554 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:25:43,554 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:25:43,560 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:25:43,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43 WrapperNode [2023-08-30 02:25:43,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:25:43,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:25:43,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:25:43,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:25:43,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,597 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-08-30 02:25:43,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:25:43,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:25:43,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:25:43,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:25:43,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:25:43,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:25:43,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:25:43,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:25:43,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:25:43" (1/1) ... [2023-08-30 02:25:43,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:25:43,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:25:43,658 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 02:25:43,685 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 02:25:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:25:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-30 02:25:43,698 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-30 02:25:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:25:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:25:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:25:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:25:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:25:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:25:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:25:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:25:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:25:43,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:25:43,701 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 02:25:43,862 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:25:43,864 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:25:44,142 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:25:44,317 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:25:44,318 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 02:25:44,320 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2023-08-30 02:25:44,321 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 02:25:44,327 INFO L158 Benchmark]: Toolchain (without parser) took 1114.90ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 34.8MB in the beginning and 55.0MB in the end (delta: -20.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-08-30 02:25:44,327 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 46.3MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:25:44,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.02ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 33.7MB in the end (delta: 868.9kB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-08-30 02:25:44,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.20ms. Allocated memory is still 69.2MB. Free memory was 33.5MB in the beginning and 31.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:25:44,329 INFO L158 Benchmark]: Boogie Preprocessor took 30.92ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 66.0MB in the end (delta: -34.4MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-08-30 02:25:44,330 INFO L158 Benchmark]: RCFGBuilder took 695.13ms. Allocated memory is still 88.1MB. Free memory was 66.0MB in the beginning and 55.0MB in the end (delta: 11.0MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-08-30 02:25:44,337 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 was 46.4MB in the beginning and 46.3MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.02ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 33.7MB in the end (delta: 868.9kB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.20ms. Allocated memory is still 69.2MB. Free memory was 33.5MB in the beginning and 31.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.92ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 66.0MB in the end (delta: -34.4MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 695.13ms. Allocated memory is still 88.1MB. Free memory was 66.0MB in the beginning and 55.0MB in the end (delta: 11.0MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:25:44,357 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?