./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 ae007674 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 0.2.2-dev-ae00767 [2021-12-28 03:22:44,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:22:44,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:22:44,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:22:44,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:22:44,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:22:44,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:22:44,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:22:44,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:22:44,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:22:44,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:22:44,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:22:44,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:22:44,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:22:44,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:22:44,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:22:44,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:22:44,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:22:44,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:22:44,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:22:44,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:22:44,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:22:44,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:22:44,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:22:44,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:22:44,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:22:44,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:22:44,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:22:44,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:22:44,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:22:44,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:22:44,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:22:44,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:22:44,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:22:44,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:22:44,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:22:44,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:22:44,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:22:44,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:22:44,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:22:44,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:22:44,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:22:44,859 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:22:44,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:22:44,861 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:22:44,861 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:22:44,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:22:44,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:22:44,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:22:44,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:22:44,864 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:22:44,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:22:44,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:22:44,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:22:44,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:22:44,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:22:44,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:22:44,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:22:44,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:22:44,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:22:44,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:22:44,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:22:44,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:22:44,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:22:44,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:22:44,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:22:44,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:22:44,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:22:44,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:22:44,874 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:22:44,874 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:22:44,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:22:44,875 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-12-28 03:22:45,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:22:45,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:22:45,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:22:45,237 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:22:45,237 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:22:45,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-12-28 03:22:45,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a239d2c73/a0a2ec1cbf084d4d91acc4621c68e366/FLAGe964f92e6 [2021-12-28 03:22:46,089 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:22:46,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-12-28 03:22:46,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a239d2c73/a0a2ec1cbf084d4d91acc4621c68e366/FLAGe964f92e6 [2021-12-28 03:22:46,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a239d2c73/a0a2ec1cbf084d4d91acc4621c68e366 [2021-12-28 03:22:46,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:22:46,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:22:46,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:22:46,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:22:46,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:22:46,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:22:46" (1/1) ... [2021-12-28 03:22:46,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600bbe62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:46, skipping insertion in model container [2021-12-28 03:22:46,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:22:46" (1/1) ... [2021-12-28 03:22:46,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:22:46,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:22:46,625 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_string_destroy_harness.i[4492,4505] [2021-12-28 03:22:46,631 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_string_destroy_harness.i[4552,4565] [2021-12-28 03:22:47,684 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,684 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,685 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,685 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,686 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,703 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,706 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,709 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,710 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:47,987 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-28 03:22:47,988 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-28 03:22:47,989 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-28 03:22:47,990 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-28 03:22:47,991 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-28 03:22:47,992 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-28 03:22:47,993 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-28 03:22:47,993 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-28 03:22:47,994 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-28 03:22:47,994 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-28 03:22:48,100 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-28 03:22:48,165 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,166 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:22:48,305 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:22:48,328 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_string_destroy_harness.i[4492,4505] [2021-12-28 03:22:48,329 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_string_destroy_harness.i[4552,4565] [2021-12-28 03:22:48,373 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,374 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,374 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,375 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,376 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,380 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,380 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,384 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,388 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,438 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-28 03:22:48,441 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-28 03:22:48,442 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-28 03:22:48,450 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-28 03:22:48,451 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-28 03:22:48,452 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-28 03:22:48,454 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-28 03:22:48,454 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-28 03:22:48,456 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-28 03:22:48,457 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-28 03:22:48,469 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-28 03:22:48,535 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,536 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-28 03:22:48,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:22:48,923 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:22:48,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48 WrapperNode [2021-12-28 03:22:48,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:22:48,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:22:48,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:22:48,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:22:48,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,121 INFO L137 Inliner]: procedures = 693, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 793 [2021-12-28 03:22:49,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:22:49,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:22:49,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:22:49,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:22:49,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:22:49,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:22:49,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:22:49,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:22:49,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (1/1) ... [2021-12-28 03:22:49,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:22:49,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:22:49,272 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) [2021-12-28 03:22:49,298 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 [2021-12-28 03:22:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-12-28 03:22:49,315 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-12-28 03:22:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:22:49,315 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-28 03:22:49,316 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-28 03:22:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:22:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:22:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:22:49,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:22:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:22:49,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:22:49,317 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-28 03:22:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-28 03:22:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:22:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2021-12-28 03:22:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2021-12-28 03:22:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:22:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:22:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:22:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:22:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-28 03:22:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-28 03:22:49,320 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-28 03:22:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-28 03:22:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:22:49,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:22:49,611 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:22:49,613 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:22:50,580 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:22:50,587 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:22:50,587 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 03:22:50,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:22:50 BoogieIcfgContainer [2021-12-28 03:22:50,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:22:50,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:22:50,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:22:50,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:22:50,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:22:46" (1/3) ... [2021-12-28 03:22:50,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d6f001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:22:50, skipping insertion in model container [2021-12-28 03:22:50,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:22:48" (2/3) ... [2021-12-28 03:22:50,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d6f001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:22:50, skipping insertion in model container [2021-12-28 03:22:50,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:22:50" (3/3) ... [2021-12-28 03:22:50,597 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-12-28 03:22:50,602 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:22:50,602 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-28 03:22:50,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d6f001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 03:22:50, skipping insertion in model container [2021-12-28 03:22:50,607 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-28 03:22:50,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 03:22:50,608 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 03:22:50,608 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 03:22:50,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:22:50" (3/3) ... [2021-12-28 03:22:50,612 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-28 03:22:50,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-28 03:22:50,617 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-12-28 03:22:50,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-28 03:22:50,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2021-12-28 03:22:50,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-28 03:22:50,618 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-28 03:22:50,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-12-28 03:22:50,635 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2021-12-28 03:22:50,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-12-28 03:22:50,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-12-28 03:22:50,639 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-28 03:22:50,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-12-28 03:22:50,641 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-28 03:22:50,642 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-28 03:22:50,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 03:22:51,612 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-28 03:22:51,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 03:22:51,615 INFO L158 Benchmark]: Toolchain (without parser) took 5342.10ms. Allocated memory was 48.2MB in the beginning and 243.3MB in the end (delta: 195.0MB). Free memory was 24.8MB in the beginning and 124.0MB in the end (delta: -99.2MB). Peak memory consumption was 169.7MB. Max. memory is 16.1GB. [2021-12-28 03:22:51,616 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:22:51,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2649.59ms. Allocated memory was 48.2MB in the beginning and 88.1MB in the end (delta: 39.8MB). Free memory was 24.6MB in the beginning and 39.0MB in the end (delta: -14.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2021-12-28 03:22:51,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 197.49ms. Allocated memory is still 88.1MB. Free memory was 39.0MB in the beginning and 27.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-28 03:22:51,618 INFO L158 Benchmark]: Boogie Preprocessor took 120.02ms. Allocated memory is still 88.1MB. Free memory was 27.5MB in the beginning and 33.4MB in the end (delta: -5.9MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2021-12-28 03:22:51,620 INFO L158 Benchmark]: RCFGBuilder took 1346.58ms. Allocated memory was 88.1MB in the beginning and 186.6MB in the end (delta: 98.6MB). Free memory was 33.4MB in the beginning and 100.6MB in the end (delta: -67.1MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2021-12-28 03:22:51,622 INFO L158 Benchmark]: TraceAbstraction took 15.52ms. Allocated memory is still 186.6MB. Free memory was 100.6MB in the beginning and 99.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:22:51,623 INFO L158 Benchmark]: Witness Printer took 1005.93ms. Allocated memory was 186.6MB in the beginning and 243.3MB in the end (delta: 56.6MB). Free memory was 99.5MB in the beginning and 124.0MB in the end (delta: -24.5MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. [2021-12-28 03:22:51,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2649.59ms. Allocated memory was 48.2MB in the beginning and 88.1MB in the end (delta: 39.8MB). Free memory was 24.6MB in the beginning and 39.0MB in the end (delta: -14.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 197.49ms. Allocated memory is still 88.1MB. Free memory was 39.0MB in the beginning and 27.5MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.02ms. Allocated memory is still 88.1MB. Free memory was 27.5MB in the beginning and 33.4MB in the end (delta: -5.9MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1346.58ms. Allocated memory was 88.1MB in the beginning and 186.6MB in the end (delta: 98.6MB). Free memory was 33.4MB in the beginning and 100.6MB in the end (delta: -67.1MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * TraceAbstraction took 15.52ms. Allocated memory is still 186.6MB. Free memory was 100.6MB in the beginning and 99.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 1005.93ms. Allocated memory was 186.6MB in the beginning and 243.3MB in the end (delta: 56.6MB). Free memory was 99.5MB in the beginning and 124.0MB in the end (delta: -24.5MB). Peak memory consumption was 106.6MB. 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! [2021-12-28 03:22:51,649 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