/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/pthread-atomic/lamport.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 10:17:37,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 10:17:37,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 10:17:37,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 10:17:37,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 10:17:37,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 10:17:37,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 10:17:37,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 10:17:37,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 10:17:37,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 10:17:37,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 10:17:37,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 10:17:37,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 10:17:37,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 10:17:37,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 10:17:37,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 10:17:37,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 10:17:37,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 10:17:37,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 10:17:37,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 10:17:37,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 10:17:37,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 10:17:37,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 10:17:37,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 10:17:37,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 10:17:37,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 10:17:37,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 10:17:37,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 10:17:37,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 10:17:37,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 10:17:37,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 10:17:37,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 10:17:37,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 10:17:37,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 10:17:37,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 10:17:37,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 10:17:37,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 10:17:37,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 10:17:37,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 10:17:37,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 10:17:37,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 10:17:37,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-09-16 10:17:37,743 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 10:17:37,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 10:17:37,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 10:17:37,743 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 10:17:37,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 10:17:37,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 10:17:37,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 10:17:37,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 10:17:37,745 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 10:17:37,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 10:17:37,746 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 10:17:37,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 10:17:37,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 10:17:37,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 10:17:37,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 10:17:37,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 10:17:37,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 10:17:37,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 10:17:37,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 10:17:37,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 10:17:37,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 10:17:37,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 10:17:37,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 10:17:37,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 10:17:37,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 10:17:37,750 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 10:17:37,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 10:17:37,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 10:17:37,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 10:17:38,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 10:17:38,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 10:17:38,018 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 10:17:38,023 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 10:17:38,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/lamport.i [2022-09-16 10:17:38,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ceec3379/39475d84aed743a1b6dab3bd27019b3c/FLAGf63825303 [2022-09-16 10:17:38,493 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 10:17:38,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i [2022-09-16 10:17:38,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ceec3379/39475d84aed743a1b6dab3bd27019b3c/FLAGf63825303 [2022-09-16 10:17:38,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ceec3379/39475d84aed743a1b6dab3bd27019b3c [2022-09-16 10:17:38,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 10:17:38,835 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 10:17:38,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 10:17:38,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 10:17:38,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 10:17:38,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 10:17:38" (1/1) ... [2022-09-16 10:17:38,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5693c194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:38, skipping insertion in model container [2022-09-16 10:17:38,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 10:17:38" (1/1) ... [2022-09-16 10:17:38,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 10:17:38,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 10:17:39,072 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-09-16 10:17:39,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[32156,32169] [2022-09-16 10:17:39,221 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[34083,34096] [2022-09-16 10:17:39,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 10:17:39,235 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 10:17:39,249 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-09-16 10:17:39,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[32156,32169] [2022-09-16 10:17:39,281 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i[34083,34096] [2022-09-16 10:17:39,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 10:17:39,314 INFO L208 MainTranslator]: Completed translation [2022-09-16 10:17:39,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39 WrapperNode [2022-09-16 10:17:39,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 10:17:39,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 10:17:39,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 10:17:39,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 10:17:39,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,354 INFO L138 Inliner]: procedures = 171, calls = 83, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2022-09-16 10:17:39,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 10:17:39,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 10:17:39,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 10:17:39,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 10:17:39,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 10:17:39,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 10:17:39,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 10:17:39,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 10:17:39,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (1/1) ... [2022-09-16 10:17:39,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 10:17:39,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 10:17:39,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-09-16 10:17:39,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-09-16 10:17:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-09-16 10:17:39,433 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-09-16 10:17:39,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-09-16 10:17:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-09-16 10:17:39,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-09-16 10:17:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 10:17:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-09-16 10:17:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 10:17:39,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 10:17:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 10:17:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 10:17:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-09-16 10:17:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 10:17:39,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 10:17:39,436 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-16 10:17:39,590 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 10:17:39,592 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 10:17:39,791 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 10:17:39,797 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 10:17:39,798 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-09-16 10:17:39,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 10:17:39 BoogieIcfgContainer [2022-09-16 10:17:39,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 10:17:39,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 10:17:39,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 10:17:39,807 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 10:17:39,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 10:17:38" (1/3) ... [2022-09-16 10:17:39,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d57f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 10:17:39, skipping insertion in model container [2022-09-16 10:17:39,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:39" (2/3) ... [2022-09-16 10:17:39,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d57f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 10:17:39, skipping insertion in model container [2022-09-16 10:17:39,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 10:17:39" (3/3) ... [2022-09-16 10:17:39,810 INFO L112 eAbstractionObserver]: Analyzing ICFG lamport.i [2022-09-16 10:17:39,816 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 10:17:39,824 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 10:17:39,824 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-09-16 10:17:39,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d57f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 10:17:39, skipping insertion in model container [2022-09-16 10:17:39,826 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 10:17:39,828 INFO L158 Benchmark]: Toolchain (without parser) took 991.15ms. Allocated memory was 187.7MB in the beginning and 243.3MB in the end (delta: 55.6MB). Free memory was 155.2MB in the beginning and 181.6MB in the end (delta: -26.4MB). Peak memory consumption was 28.4MB. Max. memory is 8.0GB. [2022-09-16 10:17:39,828 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 187.7MB. Free memory is still 142.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 10:17:39,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.62ms. Allocated memory was 187.7MB in the beginning and 243.3MB in the end (delta: 55.6MB). Free memory was 155.2MB in the beginning and 201.8MB in the end (delta: -46.7MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. [2022-09-16 10:17:39,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.57ms. Allocated memory is still 243.3MB. Free memory was 201.8MB in the beginning and 200.1MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-16 10:17:39,831 INFO L158 Benchmark]: Boogie Preprocessor took 21.48ms. Allocated memory is still 243.3MB. Free memory was 200.1MB in the beginning and 198.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 10:17:39,832 INFO L158 Benchmark]: RCFGBuilder took 422.32ms. Allocated memory is still 243.3MB. Free memory was 198.3MB in the beginning and 184.4MB in the end (delta: 13.8MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-09-16 10:17:39,833 INFO L158 Benchmark]: TraceAbstraction took 23.95ms. Allocated memory is still 243.3MB. Free memory was 183.6MB in the beginning and 181.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 10:17:39,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 187.7MB. Free memory is still 142.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 478.62ms. Allocated memory was 187.7MB in the beginning and 243.3MB in the end (delta: 55.6MB). Free memory was 155.2MB in the beginning and 201.8MB in the end (delta: -46.7MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.57ms. Allocated memory is still 243.3MB. Free memory was 201.8MB in the beginning and 200.1MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.48ms. Allocated memory is still 243.3MB. Free memory was 200.1MB in the beginning and 198.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 422.32ms. Allocated memory is still 243.3MB. Free memory was 198.3MB in the beginning and 184.4MB in the end (delta: 13.8MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 23.95ms. Allocated memory is still 243.3MB. Free memory was 183.6MB in the beginning and 181.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-09-16 10:17:39,886 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...