./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4d014703 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_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 e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-4d01470 [2021-11-02 14:07:53,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 14:07:53,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 14:07:54,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 14:07:54,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 14:07:54,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 14:07:54,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 14:07:54,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 14:07:54,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 14:07:54,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 14:07:54,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 14:07:54,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 14:07:54,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 14:07:54,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 14:07:54,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 14:07:54,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 14:07:54,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 14:07:54,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 14:07:54,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 14:07:54,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 14:07:54,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 14:07:54,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 14:07:54,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 14:07:54,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 14:07:54,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 14:07:54,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 14:07:54,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 14:07:54,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 14:07:54,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 14:07:54,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 14:07:54,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 14:07:54,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 14:07:54,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 14:07:54,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 14:07:54,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 14:07:54,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 14:07:54,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 14:07:54,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 14:07:54,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 14:07:54,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 14:07:54,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 14:07:54,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 14:07:54,112 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 14:07:54,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 14:07:54,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 14:07:54,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 14:07:54,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 14:07:54,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 14:07:54,114 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 14:07:54,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 14:07:54,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 14:07:54,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 14:07:54,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 14:07:54,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 14:07:54,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 14:07:54,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 14:07:54,119 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 14:07:54,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 14:07:54,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 14:07:54,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 14:07:54,120 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 14:07:54,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 14:07:54,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 14:07:54,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-02 14:07:54,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 14:07:54,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 14:07:54,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 14:07:54,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 14:07:54,343 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 14:07:54,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-02 14:07:54,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68be8f774/14f57dae5bfa48fca340e991216c2c2b/FLAG8b17a5db8 [2021-11-02 14:07:54,953 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 14:07:54,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-02 14:07:54,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68be8f774/14f57dae5bfa48fca340e991216c2c2b/FLAG8b17a5db8 [2021-11-02 14:07:55,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68be8f774/14f57dae5bfa48fca340e991216c2c2b [2021-11-02 14:07:55,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 14:07:55,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 14:07:55,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 14:07:55,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 14:07:55,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 14:07:55,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 02:07:55" (1/1) ... [2021-11-02 14:07:55,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43448e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:55, skipping insertion in model container [2021-11-02 14:07:55,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 02:07:55" (1/1) ... [2021-11-02 14:07:55,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 14:07:55,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 14:07:55,672 WARN L228 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_string_destroy_harness.i[4492,4505] [2021-11-02 14:07:55,678 WARN L228 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_string_destroy_harness.i[4552,4565] [2021-11-02 14:07:55,692 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-02 14:07:55,701 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-02 14:07:56,144 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,144 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,147 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,147 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,148 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,155 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,157 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,157 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,342 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-02 14:07:56,344 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-02 14:07:56,348 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-02 14:07:56,350 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-02 14:07:56,351 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-02 14:07:56,354 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-02 14:07:56,356 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-02 14:07:56,356 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-02 14:07:56,358 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-02 14:07:56,359 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-02 14:07:56,457 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-02 14:07:56,584 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,585 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 14:07:56,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 14:07:56,711 WARN L228 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_string_destroy_harness.i[4492,4505] [2021-11-02 14:07:56,713 WARN L228 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_string_destroy_harness.i[4552,4565] [2021-11-02 14:07:56,714 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-02 14:07:56,714 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-02 14:07:56,739 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,739 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,739 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,740 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,741 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,746 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,746 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,747 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,747 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,769 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-02 14:07:56,771 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-02 14:07:56,774 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-02 14:07:56,775 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-02 14:07:56,776 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-02 14:07:56,776 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-02 14:07:56,776 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-02 14:07:56,777 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-02 14:07:56,777 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-02 14:07:56,777 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-02 14:07:56,791 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-02 14:07:56,824 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,825 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 14:07:56,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 14:07:56,999 INFO L208 MainTranslator]: Completed translation [2021-11-02 14:07:56,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56 WrapperNode [2021-11-02 14:07:56,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 14:07:57,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 14:07:57,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 14:07:57,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 14:07:57,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 14:07:57,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 14:07:57,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 14:07:57,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 14:07:57,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 14:07:57,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 14:07:57,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 14:07:57,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 14:07:57,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (1/1) ... [2021-11-02 14:07:57,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 14:07:57,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-02 14:07:57,251 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) [2021-11-02 14:07:57,279 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 [2021-11-02 14:07:57,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 14:07:57,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 14:07:57,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 14:07:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 14:07:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 14:07:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 14:07:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-02 14:07:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 14:07:57,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 14:07:57,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 14:07:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 14:07:57,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 14:08:02,124 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 14:08:02,125 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-11-02 14:08:02,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 02:08:02 BoogieIcfgContainer [2021-11-02 14:08:02,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 14:08:02,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 14:08:02,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 14:08:02,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 14:08:02,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 02:07:55" (1/3) ... [2021-11-02 14:08:02,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa238b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 02:08:02, skipping insertion in model container [2021-11-02 14:08:02,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 02:07:56" (2/3) ... [2021-11-02 14:08:02,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa238b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 02:08:02, skipping insertion in model container [2021-11-02 14:08:02,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 02:08:02" (3/3) ... [2021-11-02 14:08:02,134 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-11-02 14:08:02,138 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 14:08:02,139 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-02 14:08:02,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa238b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 02:08:02, skipping insertion in model container [2021-11-02 14:08:02,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 14:08:02,142 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 14:08:02,142 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 14:08:02,143 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 14:08:02,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 02:08:02" (3/3) ... [2021-11-02 14:08:02,146 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 14:08:02,167 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-11-02 14:08:02,168 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-11-02 14:08:02,169 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-02 14:08:02,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-02 14:08:02,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-02 14:08:02,171 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-02 14:08:02,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 14:08:02,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 14:08:02,799 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-02 14:08:02,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 14:08:02,801 INFO L158 Benchmark]: Toolchain (without parser) took 7385.27ms. Allocated memory was 100.7MB in the beginning and 696.3MB in the end (delta: 595.6MB). Free memory was 64.9MB in the beginning and 388.0MB in the end (delta: -323.1MB). Peak memory consumption was 388.7MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,801 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-02 14:08:02,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1582.39ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 64.7MB in the beginning and 72.2MB in the end (delta: -7.6MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.44ms. Allocated memory is still 140.5MB. Free memory was 72.2MB in the beginning and 60.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,802 INFO L158 Benchmark]: Boogie Preprocessor took 68.79ms. Allocated memory is still 140.5MB. Free memory was 60.3MB in the beginning and 53.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,802 INFO L158 Benchmark]: RCFGBuilder took 4912.38ms. Allocated memory was 140.5MB in the beginning and 578.8MB in the end (delta: 438.3MB). Free memory was 53.4MB in the beginning and 413.3MB in the end (delta: -359.9MB). Peak memory consumption was 318.5MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,802 INFO L158 Benchmark]: TraceAbstraction took 13.90ms. Allocated memory is still 578.8MB. Free memory was 412.2MB in the beginning and 411.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,803 INFO L158 Benchmark]: Witness Printer took 657.15ms. Allocated memory was 578.8MB in the beginning and 696.3MB in the end (delta: 117.4MB). Free memory was 411.2MB in the beginning and 388.0MB in the end (delta: 23.1MB). Peak memory consumption was 257.0MB. Max. memory is 16.1GB. [2021-11-02 14:08:02,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1582.39ms. Allocated memory was 100.7MB in the beginning and 140.5MB in the end (delta: 39.8MB). Free memory was 64.7MB in the beginning and 72.2MB in the end (delta: -7.6MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.44ms. Allocated memory is still 140.5MB. Free memory was 72.2MB in the beginning and 60.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.79ms. Allocated memory is still 140.5MB. Free memory was 60.3MB in the beginning and 53.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4912.38ms. Allocated memory was 140.5MB in the beginning and 578.8MB in the end (delta: 438.3MB). Free memory was 53.4MB in the beginning and 413.3MB in the end (delta: -359.9MB). Peak memory consumption was 318.5MB. Max. memory is 16.1GB. * TraceAbstraction took 13.90ms. Allocated memory is still 578.8MB. Free memory was 412.2MB in the beginning and 411.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 657.15ms. Allocated memory was 578.8MB in the beginning and 696.3MB in the end (delta: 117.4MB). Free memory was 411.2MB in the beginning and 388.0MB in the end (delta: 23.1MB). Peak memory consumption was 257.0MB. 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! [2021-11-02 14:08:02,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE