/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/forester-heap/dll-circular-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:04:21,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:04:21,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:04:21,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:04:21,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:04:21,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:04:21,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:04:21,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:04:21,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:04:21,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:04:21,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:04:21,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:04:21,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:04:21,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:04:21,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:04:21,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:04:21,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:04:21,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:04:21,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:04:21,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:04:21,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:04:21,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:04:21,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:04:21,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:04:21,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:04:21,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:04:21,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:04:21,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:04:21,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:04:21,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:04:21,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:04:21,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:04:21,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:04:21,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:04:21,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:04:21,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:04:21,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:04:21,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:04:21,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:04:21,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:04:21,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:04:21,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:04:21,458 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:04:21,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:04:21,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:04:21,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:04:21,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:04:21,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:04:21,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:04:21,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:04:21,461 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:04:21,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:04:21,461 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:04:21,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:04:21,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:04:21,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:04:21,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:04:21,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:04:21,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:04:21,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:04:21,463 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:04:21,463 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:04:21,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:04:21,464 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:04:21,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:04:21,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:04:21,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:04:21,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:04:21,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:21,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:04:21,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:04:21,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:04:21,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:04:21,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:04:21,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:04:21,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:04:21,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:04:21,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:04:21,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:04:21,946 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:04:21,947 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:04:21,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-circular-1.i [2022-10-16 12:04:22,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5880a8df/bb37d5de06e641929577c72f4ccd6937/FLAG945684d5c [2022-10-16 12:04:22,816 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:04:22,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i [2022-10-16 12:04:22,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5880a8df/bb37d5de06e641929577c72f4ccd6937/FLAG945684d5c [2022-10-16 12:04:23,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5880a8df/bb37d5de06e641929577c72f4ccd6937 [2022-10-16 12:04:23,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:04:23,063 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:04:23,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:23,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:04:23,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:04:23,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438b63d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23, skipping insertion in model container [2022-10-16 12:04:23,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:04:23,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:04:23,511 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2022-10-16 12:04:23,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2022-10-16 12:04:23,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2022-10-16 12:04:23,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:23,555 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:04:23,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2022-10-16 12:04:23,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2022-10-16 12:04:23,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2022-10-16 12:04:23,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:04:23,680 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:04:23,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23 WrapperNode [2022-10-16 12:04:23,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:04:23,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:23,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:04:23,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:04:23,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,742 INFO L138 Inliner]: procedures = 119, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 116 [2022-10-16 12:04:23,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:04:23,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:04:23,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:04:23,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:04:23,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:04:23,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:04:23,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:04:23,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:04:23,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (1/1) ... [2022-10-16 12:04:23,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:04:23,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:04:23,825 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) [2022-10-16 12:04:23,852 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 [2022-10-16 12:04:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:04:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:04:23,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:04:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:04:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:04:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:04:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:04:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:04:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:04:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:04:24,038 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:04:24,047 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:04:24,441 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:04:24,451 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:04:24,452 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-16 12:04:24,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:04:24 BoogieIcfgContainer [2022-10-16 12:04:24,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:04:24,461 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:04:24,461 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:04:24,465 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:04:24,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:04:23" (1/3) ... [2022-10-16 12:04:24,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22932de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:04:24, skipping insertion in model container [2022-10-16 12:04:24,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:04:23" (2/3) ... [2022-10-16 12:04:24,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22932de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:04:24, skipping insertion in model container [2022-10-16 12:04:24,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:04:24" (3/3) ... [2022-10-16 12:04:24,470 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-circular-1.i [2022-10-16 12:04:24,496 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:04:24,496 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-16 12:04:24,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22932de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:04:24, skipping insertion in model container [2022-10-16 12:04:24,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:04:24,502 INFO L158 Benchmark]: Toolchain (without parser) took 1439.88ms. Allocated memory is still 154.1MB. Free memory was 128.6MB in the beginning and 127.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.9MB. Max. memory is 8.0GB. [2022-10-16 12:04:24,504 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 154.1MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:04:24,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.80ms. Allocated memory is still 154.1MB. Free memory was 128.4MB in the beginning and 111.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-10-16 12:04:24,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.23ms. Allocated memory is still 154.1MB. Free memory was 111.4MB in the beginning and 109.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 12:04:24,509 INFO L158 Benchmark]: Boogie Preprocessor took 41.17ms. Allocated memory is still 154.1MB. Free memory was 109.4MB in the beginning and 107.7MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-16 12:04:24,510 INFO L158 Benchmark]: RCFGBuilder took 670.20ms. Allocated memory is still 154.1MB. Free memory was 107.6MB in the beginning and 129.8MB in the end (delta: -22.2MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. [2022-10-16 12:04:24,512 INFO L158 Benchmark]: TraceAbstraction took 37.66ms. Allocated memory is still 154.1MB. Free memory was 129.3MB in the beginning and 127.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 12:04:24,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 154.1MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 615.80ms. Allocated memory is still 154.1MB. Free memory was 128.4MB in the beginning and 111.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.23ms. Allocated memory is still 154.1MB. Free memory was 111.4MB in the beginning and 109.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.17ms. Allocated memory is still 154.1MB. Free memory was 109.4MB in the beginning and 107.7MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 670.20ms. Allocated memory is still 154.1MB. Free memory was 107.6MB in the beginning and 129.8MB in the end (delta: -22.2MB). Peak memory consumption was 12.4MB. Max. memory is 8.0GB. * TraceAbstraction took 37.66ms. Allocated memory is still 154.1MB. Free memory was 129.3MB in the beginning and 127.1MB in the end (delta: 2.1MB). 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! [2022-10-16 12:04:24,583 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...