/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/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/forester-heap/sll-01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 11:15:19,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 11:15:19,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 11:15:19,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 11:15:19,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 11:15:19,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 11:15:19,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 11:15:19,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 11:15:19,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 11:15:19,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 11:15:19,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 11:15:19,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 11:15:19,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 11:15:19,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 11:15:19,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 11:15:19,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 11:15:19,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 11:15:19,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 11:15:19,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 11:15:19,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 11:15:19,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 11:15:19,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 11:15:19,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 11:15:19,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 11:15:19,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 11:15:19,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 11:15:19,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 11:15:19,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 11:15:19,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 11:15:19,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 11:15:19,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 11:15:19,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 11:15:19,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 11:15:19,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 11:15:19,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 11:15:19,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 11:15:19,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 11:15:19,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 11:15:19,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 11:15:19,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 11:15:19,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 11:15:19,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 11:15:19,799 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 11:15:19,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 11:15:19,799 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 11:15:19,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 11:15:19,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 11:15:19,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 11:15:19,800 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 11:15:19,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 11:15:19,800 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 11:15:19,800 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 11:15:19,801 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 11:15:19,801 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 11:15:19,801 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 11:15:19,801 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 11:15:19,801 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 11:15:19,801 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 11:15:19,801 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 11:15:19,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 11:15:19,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 11:15:19,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 11:15:19,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 11:15:19,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 11:15:19,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 11:15:19,804 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 11:15:19,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 11:15:19,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 11:15:19,804 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 11:15:19,804 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-31 11:15:19,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 11:15:19,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 11:15:19,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 11:15:19,981 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 11:15:19,981 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 11:15:19,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2023-03-31 11:15:20,907 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 11:15:21,309 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 11:15:21,309 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2023-03-31 11:15:21,335 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c37ad7222/0a21185326034d06bad73778ed0d273b/FLAG56584d1e1 [2023-03-31 11:15:21,359 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c37ad7222/0a21185326034d06bad73778ed0d273b [2023-03-31 11:15:21,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 11:15:21,362 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 11:15:21,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 11:15:21,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 11:15:21,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 11:15:21,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:15:21" (1/1) ... [2023-03-31 11:15:21,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bcc82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:21, skipping insertion in model container [2023-03-31 11:15:21,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:15:21" (1/1) ... [2023-03-31 11:15:21,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 11:15:21,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 11:15:21,828 WARN L247 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/sll-01-2.i[22034,22047] [2023-03-31 11:15:21,841 WARN L247 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/sll-01-2.i[22307,22320] [2023-03-31 11:15:21,857 WARN L247 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/sll-01-2.i[22516,22529] [2023-03-31 11:15:21,859 WARN L247 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/sll-01-2.i[22586,22599] [2023-03-31 11:15:21,862 WARN L247 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/sll-01-2.i[22853,22866] [2023-03-31 11:15:21,863 WARN L247 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/sll-01-2.i[22961,22974] [2023-03-31 11:15:21,864 WARN L247 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/sll-01-2.i[23192,23205] [2023-03-31 11:15:21,870 WARN L247 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/sll-01-2.i[23272,23285] [2023-03-31 11:15:21,872 WARN L247 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/sll-01-2.i[23351,23364] [2023-03-31 11:15:21,874 WARN L247 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/sll-01-2.i[23484,23497] [2023-03-31 11:15:21,877 WARN L247 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/sll-01-2.i[23662,23675] [2023-03-31 11:15:21,878 WARN L247 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/sll-01-2.i[23740,23753] [2023-03-31 11:15:21,879 WARN L247 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/sll-01-2.i[23817,23830] [2023-03-31 11:15:21,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 11:15:21,902 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 11:15:21,936 WARN L247 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/sll-01-2.i[22034,22047] [2023-03-31 11:15:21,938 WARN L247 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/sll-01-2.i[22307,22320] [2023-03-31 11:15:21,939 WARN L247 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/sll-01-2.i[22516,22529] [2023-03-31 11:15:21,939 WARN L247 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/sll-01-2.i[22586,22599] [2023-03-31 11:15:21,940 WARN L247 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/sll-01-2.i[22853,22866] [2023-03-31 11:15:21,949 WARN L247 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/sll-01-2.i[22961,22974] [2023-03-31 11:15:21,954 WARN L247 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/sll-01-2.i[23192,23205] [2023-03-31 11:15:21,955 WARN L247 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/sll-01-2.i[23272,23285] [2023-03-31 11:15:21,962 WARN L247 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/sll-01-2.i[23351,23364] [2023-03-31 11:15:21,965 WARN L247 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/sll-01-2.i[23484,23497] [2023-03-31 11:15:21,971 WARN L247 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/sll-01-2.i[23662,23675] [2023-03-31 11:15:21,972 WARN L247 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/sll-01-2.i[23740,23753] [2023-03-31 11:15:21,973 WARN L247 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/sll-01-2.i[23817,23830] [2023-03-31 11:15:21,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 11:15:22,003 INFO L208 MainTranslator]: Completed translation [2023-03-31 11:15:22,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22 WrapperNode [2023-03-31 11:15:22,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 11:15:22,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 11:15:22,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 11:15:22,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 11:15:22,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 11:15:22,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 11:15:22,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 11:15:22,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 11:15:22,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 11:15:22,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 11:15:22,143 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) [2023-03-31 11:15:22,154 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 [2023-03-31 11:15:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 11:15:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 11:15:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 11:15:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2023-03-31 11:15:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure select [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2023-03-31 11:15:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure random [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2023-03-31 11:15:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2023-03-31 11:15:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2023-03-31 11:15:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure system [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2023-03-31 11:15:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure div [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2023-03-31 11:15:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 11:15:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 11:15:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 11:15:22,370 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 11:15:22,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 11:15:22,592 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 11:15:22,633 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 11:15:22,633 INFO L302 CfgBuilder]: Removed 30 assume(true) statements. [2023-03-31 11:15:22,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:15:22 BoogieIcfgContainer [2023-03-31 11:15:22,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 11:15:22,635 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 11:15:22,635 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 11:15:22,635 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 11:15:22,636 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:15:22" (1/1) ... [2023-03-31 11:15:22,636 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 11:15:22,664 INFO L159 IcfgInterpreter]: Started Sifa with 13 locations of interest [2023-03-31 11:15:22,664 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 11:15:22,668 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 11:15:22,672 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 11:15:22,673 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 11:15:22,742 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 42 for LOIs [2023-03-31 11:15:24,505 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-31 11:15:24,515 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-31 11:15:24,516 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-31 11:15:24,516 INFO L158 Benchmark]: Toolchain (without parser) took 3154.14ms. Allocated memory was 357.6MB in the beginning and 522.2MB in the end (delta: 164.6MB). Free memory was 319.3MB in the beginning and 215.8MB in the end (delta: 103.5MB). Peak memory consumption was 269.7MB. Max. memory is 8.0GB. [2023-03-31 11:15:24,517 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 226.5MB. Free memory was 177.8MB in the beginning and 177.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 11:15:24,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.02ms. Allocated memory is still 357.6MB. Free memory was 319.3MB in the beginning and 299.4MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-03-31 11:15:24,517 INFO L158 Benchmark]: Boogie Preprocessor took 93.61ms. Allocated memory is still 357.6MB. Free memory was 299.4MB in the beginning and 296.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-03-31 11:15:24,518 INFO L158 Benchmark]: RCFGBuilder took 535.72ms. Allocated memory is still 357.6MB. Free memory was 296.2MB in the beginning and 260.0MB in the end (delta: 36.2MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2023-03-31 11:15:24,518 INFO L158 Benchmark]: Sifa took 1880.53ms. Allocated memory was 357.6MB in the beginning and 522.2MB in the end (delta: 164.6MB). Free memory was 260.0MB in the beginning and 215.8MB in the end (delta: 44.2MB). Peak memory consumption was 209.9MB. Max. memory is 8.0GB. [2023-03-31 11:15:24,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 226.5MB. Free memory was 177.8MB in the beginning and 177.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 641.02ms. Allocated memory is still 357.6MB. Free memory was 319.3MB in the beginning and 299.4MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 93.61ms. Allocated memory is still 357.6MB. Free memory was 299.4MB in the beginning and 296.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 535.72ms. Allocated memory is still 357.6MB. Free memory was 296.2MB in the beginning and 260.0MB in the end (delta: 36.2MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * Sifa took 1880.53ms. Allocated memory was 357.6MB in the beginning and 522.2MB in the end (delta: 164.6MB). Free memory was 260.0MB in the beginning and 215.8MB in the end (delta: 44.2MB). Peak memory consumption was 209.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 1.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 247, DAG_INTERPRETER_EARLY_EXITS: 97, TOOLS_POST_APPLICATIONS: 625, TOOLS_POST_TIME: 1.0s, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME: 0.0s, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 512, TOOLS_QUANTIFIERELIM_TIME: 1.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 919, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 133, DOMAIN_JOIN_TIME: 0.2s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 104, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 247, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 97, LOOP_SUMMARIZER_CACHE_MISSES: 97, LOOP_SUMMARIZER_OVERALL_TIME: 1.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 1.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 104, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.3s, DAG_COMPRESSION_PROCESSED_NODES: 17953, DAG_COMPRESSION_RETAINED_NODES: 514 - PositiveResult [Line: 1016]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 1042]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 731#(and (< 1 main_~len~0) (= 0 main_~inner~0.offset) (= main_~inner~0.base 0)). Possible FailurePath: - PositiveResult [Line: 1015]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 1056]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 692#(or (not (= (select (select |#memory_$Pointer$.offset| main_~end~0.base) main_~end~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) main_~end~0.offset) 0))). Possible FailurePath: - UnprovableResult [Line: 1023]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 732#(and (<= 1 |#StackHeapBarrier|) (= main_~end~0.offset 0) (= main_~list~0.base 0) (= main_~end~0.base 0) (= main_~list~0.offset 0) (= |#NULL.offset| 0) (= |#NULL.base| 0)). Possible FailurePath: - UnprovableResult [Line: 1036]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 468#(<= 1 main_~len~0). Possible FailurePath: - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1035]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 1055]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 676#(and (or (not (= main_~end~0.offset 0)) (not (= main_~end~0.base 0))) (or (not (= 0 (select (select |#memory_$Pointer$.offset| main_~end~0.base) (+ main_~end~0.offset 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~end~0.base) (+ main_~end~0.offset 4)) 0)))). Possible FailurePath: - UnprovableResult [Line: 1037]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 706#(and (or (not (= (select (select |#memory_$Pointer$.base| main_~inner~0.base) main_~inner~0.offset) 0)) (not (= (select (select |#memory_$Pointer$.offset| main_~inner~0.base) main_~inner~0.offset) 0))) (<= 1 main_~len~0)). Possible FailurePath: - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1016]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - UnprovableResult [Line: 1054]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 664#(and (= main_~end~0.offset 0) (= main_~end~0.base 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-31 11:15:24,533 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...