/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/gcd-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 10:17:34,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 10:17:34,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 10:17:34,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 10:17:34,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 10:17:34,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 10:17:34,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 10:17:34,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 10:17:34,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 10:17:34,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 10:17:34,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 10:17:34,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 10:17:34,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 10:17:34,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 10:17:34,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 10:17:34,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 10:17:34,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 10:17:34,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 10:17:34,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 10:17:34,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 10:17:34,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 10:17:34,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 10:17:34,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 10:17:34,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 10:17:34,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 10:17:34,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 10:17:34,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 10:17:34,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 10:17:34,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 10:17:34,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 10:17:34,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 10:17:34,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 10:17:34,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 10:17:34,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 10:17:34,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 10:17:34,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 10:17:34,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 10:17:34,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 10:17:34,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 10:17:34,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 10:17:34,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 10:17:34,997 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 10:17:35,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 10:17:35,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 10:17:35,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 10:17:35,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 10:17:35,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 10:17:35,017 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 10:17:35,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 10:17:35,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 10:17:35,017 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 10:17:35,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 10:17:35,018 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 10:17:35,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 10:17:35,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 10:17:35,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 10:17:35,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 10:17:35,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 10:17:35,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 10:17:35,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 10:17:35,021 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 10:17:35,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 10:17:35,021 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 10:17:35,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 10:17:35,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 10:17:35,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 10:17:35,231 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 10:17:35,232 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 10:17:35,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/gcd-2.i [2022-09-16 10:17:35,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1637354c/79c82d00033948808095497dbf4435d4/FLAG719ab32e8 [2022-09-16 10:17:35,751 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 10:17:35,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/gcd-2.i [2022-09-16 10:17:35,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1637354c/79c82d00033948808095497dbf4435d4/FLAG719ab32e8 [2022-09-16 10:17:35,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1637354c/79c82d00033948808095497dbf4435d4 [2022-09-16 10:17:35,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 10:17:35,783 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 10:17:35,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 10:17:35,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 10:17:35,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 10:17:35,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 10:17:35" (1/1) ... [2022-09-16 10:17:35,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf52ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:35, skipping insertion in model container [2022-09-16 10:17:35,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 10:17:35" (1/1) ... [2022-09-16 10:17:35,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 10:17:35,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 10:17:35,954 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/gcd-2.i[938,951] [2022-09-16 10:17:36,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 10:17:36,076 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 10:17:36,087 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/gcd-2.i[938,951] [2022-09-16 10:17:36,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 10:17:36,154 INFO L208 MainTranslator]: Completed translation [2022-09-16 10:17:36,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36 WrapperNode [2022-09-16 10:17:36,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 10:17:36,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 10:17:36,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 10:17:36,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 10:17:36,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,213 INFO L138 Inliner]: procedures = 174, calls = 30, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 122 [2022-09-16 10:17:36,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 10:17:36,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 10:17:36,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 10:17:36,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 10:17:36,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 10:17:36,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 10:17:36,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 10:17:36,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 10:17:36,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (1/1) ... [2022-09-16 10:17:36,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 10:17:36,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 10:17:36,280 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 10:17:36,290 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 10:17:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-09-16 10:17:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 10:17:36,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 10:17:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 10:17:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 10:17:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2022-09-16 10:17:36,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2022-09-16 10:17:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2022-09-16 10:17:36,310 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2022-09-16 10:17:36,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 10:17:36,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 10:17:36,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 10:17:36,312 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 10:17:36,422 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 10:17:36,424 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 10:17:36,657 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 10:17:36,679 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 10:17:36,679 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-09-16 10:17:36,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 10:17:36 BoogieIcfgContainer [2022-09-16 10:17:36,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 10:17:36,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 10:17:36,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 10:17:36,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 10:17:36,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 10:17:35" (1/3) ... [2022-09-16 10:17:36,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40612ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 10:17:36, skipping insertion in model container [2022-09-16 10:17:36,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:17:36" (2/3) ... [2022-09-16 10:17:36,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40612ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 10:17:36, skipping insertion in model container [2022-09-16 10:17:36,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 10:17:36" (3/3) ... [2022-09-16 10:17:36,695 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd-2.i [2022-09-16 10:17:36,701 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 10:17:36,708 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 10:17:36,708 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-09-16 10:17:36,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40612ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 10:17:36, skipping insertion in model container [2022-09-16 10:17:36,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-16 10:17:36,711 INFO L158 Benchmark]: Toolchain (without parser) took 926.62ms. Allocated memory was 205.5MB in the beginning and 355.5MB in the end (delta: 149.9MB). Free memory was 173.1MB in the beginning and 291.3MB in the end (delta: -118.2MB). Peak memory consumption was 30.6MB. Max. memory is 8.0GB. [2022-09-16 10:17:36,712 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 205.5MB. Free memory is still 161.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-16 10:17:36,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.23ms. Allocated memory was 205.5MB in the beginning and 355.5MB in the end (delta: 149.9MB). Free memory was 173.1MB in the beginning and 315.3MB in the end (delta: -142.2MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. [2022-09-16 10:17:36,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.10ms. Allocated memory is still 355.5MB. Free memory was 315.3MB in the beginning and 312.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 10:17:36,714 INFO L158 Benchmark]: Boogie Preprocessor took 31.32ms. Allocated memory is still 355.5MB. Free memory was 312.7MB in the beginning and 311.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-09-16 10:17:36,715 INFO L158 Benchmark]: RCFGBuilder took 435.34ms. Allocated memory is still 355.5MB. Free memory was 311.2MB in the beginning and 294.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-09-16 10:17:36,716 INFO L158 Benchmark]: TraceAbstraction took 25.65ms. Allocated memory is still 355.5MB. Free memory was 293.7MB in the beginning and 291.3MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-16 10:17:36,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 205.5MB. Free memory is still 161.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 371.23ms. Allocated memory was 205.5MB in the beginning and 355.5MB in the end (delta: 149.9MB). Free memory was 173.1MB in the beginning and 315.3MB in the end (delta: -142.2MB). Peak memory consumption was 9.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.10ms. Allocated memory is still 355.5MB. Free memory was 315.3MB in the beginning and 312.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.32ms. Allocated memory is still 355.5MB. Free memory was 312.7MB in the beginning and 311.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 435.34ms. Allocated memory is still 355.5MB. Free memory was 311.2MB in the beginning and 294.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 25.65ms. Allocated memory is still 355.5MB. Free memory was 293.7MB in the beginning and 291.3MB in the end (delta: 2.4MB). Peak memory consumption was 3.1MB. 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 10:17:36,763 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...