./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2692b3ee2701a3239b17d4df5b5ffaa44453c8e185058d6010193c26d43be6df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 13:58:53,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 13:58:53,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 13:58:53,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 13:58:53,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 13:58:53,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 13:58:53,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 13:58:53,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 13:58:53,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 13:58:53,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 13:58:53,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 13:58:53,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 13:58:53,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 13:58:53,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 13:58:53,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 13:58:53,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 13:58:53,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 13:58:53,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 13:58:53,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 13:58:53,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 13:58:53,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 13:58:53,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 13:58:53,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 13:58:53,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 13:58:53,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 13:58:53,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 13:58:53,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 13:58:53,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 13:58:53,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 13:58:53,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 13:58:53,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 13:58:53,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 13:58:53,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 13:58:53,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 13:58:53,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 13:58:53,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 13:58:53,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 13:58:53,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 13:58:53,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 13:58:53,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 13:58:53,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 13:58:53,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 13:58:53,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 13:58:53,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 13:58:53,776 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 13:58:53,776 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 13:58:53,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 13:58:53,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 13:58:53,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 13:58:53,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 13:58:53,778 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 13:58:53,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 13:58:53,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 13:58:53,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 13:58:53,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 13:58:53,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 13:58:53,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:58:53,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 13:58:53,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 13:58:53,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 13:58:53,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 13:58:53,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 13:58:53,782 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 13:58:53,782 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 13:58:53,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 13:58:53,782 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 13:58:53,783 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2692b3ee2701a3239b17d4df5b5ffaa44453c8e185058d6010193c26d43be6df [2021-12-22 13:58:53,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 13:58:53,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 13:58:53,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 13:58:53,994 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 13:58:53,995 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 13:58:53,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i [2021-12-22 13:58:54,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fd4851af/af66cc904ed74b1bb108ad85a46dc38b/FLAG41af9919a [2021-12-22 13:58:54,529 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 13:58:54,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_destroy_harness.i [2021-12-22 13:58:54,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fd4851af/af66cc904ed74b1bb108ad85a46dc38b/FLAG41af9919a [2021-12-22 13:58:54,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fd4851af/af66cc904ed74b1bb108ad85a46dc38b [2021-12-22 13:58:54,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 13:58:54,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 13:58:54,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 13:58:54,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 13:58:54,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 13:58:54,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:58:54" (1/1) ... [2021-12-22 13:58:54,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332b6aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:54, skipping insertion in model container [2021-12-22 13:58:54,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:58:54" (1/1) ... [2021-12-22 13:58:54,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 13:58:54,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 13:58:55,093 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/aws-c-common/aws_hash_callback_string_destroy_harness.i[4506,4519] [2021-12-22 13:58:55,100 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/aws-c-common/aws_hash_callback_string_destroy_harness.i[4566,4579] [2021-12-22 13:58:55,638 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,645 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,647 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,648 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:55,886 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-22 13:58:55,887 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-22 13:58:55,888 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-22 13:58:55,888 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-22 13:58:55,889 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-22 13:58:55,889 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-22 13:58:55,890 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-22 13:58:55,890 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-22 13:58:55,891 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-22 13:58:55,891 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-22 13:58:56,024 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-22 13:58:56,276 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,276 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,305 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,306 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,313 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,313 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,332 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,335 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,335 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:58:56,408 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 13:58:56,429 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/aws-c-common/aws_hash_callback_string_destroy_harness.i[4506,4519] [2021-12-22 13:58:56,430 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/aws-c-common/aws_hash_callback_string_destroy_harness.i[4566,4579] [2021-12-22 13:58:56,454 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,454 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,454 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,455 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,465 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,465 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,466 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,492 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-22 13:58:56,492 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-22 13:58:56,493 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-22 13:58:56,493 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-22 13:58:56,494 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-22 13:58:56,494 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-22 13:58:56,495 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-22 13:58:56,495 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-22 13:58:56,495 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-22 13:58:56,496 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-22 13:58:56,516 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-22 13:58:56,586 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,586 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,594 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,595 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,597 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,597 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,639 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,639 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,640 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,640 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,640 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,640 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,641 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-22 13:58:56,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:58:56,833 INFO L208 MainTranslator]: Completed translation [2021-12-22 13:58:56,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56 WrapperNode [2021-12-22 13:58:56,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 13:58:56,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 13:58:56,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 13:58:56,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 13:58:56,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:56,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:56,967 INFO L137 Inliner]: procedures = 774, calls = 2483, calls flagged for inlining = 66, calls inlined = 6, statements flattened = 514 [2021-12-22 13:58:56,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 13:58:56,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 13:58:56,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 13:58:56,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 13:58:56,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:56,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:56,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:56,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:57,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:57,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:57,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:57,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 13:58:57,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 13:58:57,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 13:58:57,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 13:58:57,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (1/1) ... [2021-12-22 13:58:57,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:58:57,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:58:57,070 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) [2021-12-22 13:58:57,088 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 [2021-12-22 13:58:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-12-22 13:58:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-12-22 13:58:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2021-12-22 13:58:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2021-12-22 13:58:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-22 13:58:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-22 13:58:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 13:58:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 13:58:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 13:58:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 13:58:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 13:58:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 13:58:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-22 13:58:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-22 13:58:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2021-12-22 13:58:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2021-12-22 13:58:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 13:58:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-22 13:58:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-22 13:58:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 13:58:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 13:58:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 13:58:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 13:58:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 13:58:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-22 13:58:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-22 13:58:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 13:58:57,356 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 13:58:57,362 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 13:58:57,789 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 13:58:57,793 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 13:58:57,794 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 13:58:57,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:58:57 BoogieIcfgContainer [2021-12-22 13:58:57,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 13:58:57,796 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 13:58:57,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 13:58:57,799 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 13:58:57,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:58:54" (1/3) ... [2021-12-22 13:58:57,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f899bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:58:57, skipping insertion in model container [2021-12-22 13:58:57,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:58:56" (2/3) ... [2021-12-22 13:58:57,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f899bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:58:57, skipping insertion in model container [2021-12-22 13:58:57,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:58:57" (3/3) ... [2021-12-22 13:58:57,802 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_destroy_harness.i [2021-12-22 13:58:57,808 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 13:58:57,808 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-22 13:58:57,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f899bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:58:57, skipping insertion in model container [2021-12-22 13:58:57,809 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 13:58:57,810 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 13:58:57,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 13:58:57,811 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 13:58:57,811 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:58:57" (3/3) ... [2021-12-22 13:58:57,814 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-22 13:58:57,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2021-12-22 13:58:57,822 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-22 13:58:57,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-12-22 13:58:57,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-22 13:58:57,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2021-12-22 13:58:57,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-22 13:58:57,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-22 13:58:57,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-12-22 13:58:57,835 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 116 nodes and edges [2021-12-22 13:58:57,836 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-12-22 13:58:57,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-12-22 13:58:57,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-22 13:58:57,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-22 13:58:57,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-22 13:58:57,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-22 13:58:57,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-22 13:58:58,433 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-22 13:58:58,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 13:58:58,435 INFO L158 Benchmark]: Toolchain (without parser) took 3652.27ms. Allocated memory was 151.0MB in the beginning and 337.6MB in the end (delta: 186.6MB). Free memory was 112.6MB in the beginning and 108.9MB in the end (delta: 3.7MB). Peak memory consumption was 212.6MB. Max. memory is 16.1GB. [2021-12-22 13:58:58,435 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 94.4MB. Free memory was 52.3MB in the beginning and 52.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 13:58:58,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2050.67ms. Allocated memory was 151.0MB in the beginning and 251.7MB in the end (delta: 100.7MB). Free memory was 112.6MB in the beginning and 156.0MB in the end (delta: -43.4MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2021-12-22 13:58:58,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.38ms. Allocated memory is still 251.7MB. Free memory was 156.0MB in the beginning and 145.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-22 13:58:58,436 INFO L158 Benchmark]: Boogie Preprocessor took 75.52ms. Allocated memory is still 251.7MB. Free memory was 145.5MB in the beginning and 140.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-22 13:58:58,436 INFO L158 Benchmark]: RCFGBuilder took 750.62ms. Allocated memory is still 251.7MB. Free memory was 140.2MB in the beginning and 132.6MB in the end (delta: 7.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-22 13:58:58,436 INFO L158 Benchmark]: TraceAbstraction took 13.56ms. Allocated memory is still 251.7MB. Free memory was 132.6MB in the beginning and 131.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 13:58:58,436 INFO L158 Benchmark]: Witness Printer took 622.76ms. Allocated memory was 251.7MB in the beginning and 337.6MB in the end (delta: 86.0MB). Free memory was 131.6MB in the beginning and 108.9MB in the end (delta: 22.7MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. [2021-12-22 13:58:58,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 94.4MB. Free memory was 52.3MB in the beginning and 52.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2050.67ms. Allocated memory was 151.0MB in the beginning and 251.7MB in the end (delta: 100.7MB). Free memory was 112.6MB in the beginning and 156.0MB in the end (delta: -43.4MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.38ms. Allocated memory is still 251.7MB. Free memory was 156.0MB in the beginning and 145.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.52ms. Allocated memory is still 251.7MB. Free memory was 145.5MB in the beginning and 140.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 750.62ms. Allocated memory is still 251.7MB. Free memory was 140.2MB in the beginning and 132.6MB in the end (delta: 7.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 13.56ms. Allocated memory is still 251.7MB. Free memory was 132.6MB in the beginning and 131.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 622.76ms. Allocated memory was 251.7MB in the beginning and 337.6MB in the end (delta: 86.0MB). Free memory was 131.6MB in the beginning and 108.9MB in the end (delta: 22.7MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. * 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! [2021-12-22 13:58:58,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE