./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU --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-dev-9ad7fb2 [2021-11-02 22:08:44,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:08:44,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:08:44,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:08:44,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:08:44,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:08:44,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:08:44,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:08:44,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:08:44,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:08:44,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:08:44,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:08:44,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:08:44,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:08:44,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:08:44,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:08:44,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:08:44,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:08:44,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:08:44,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:08:44,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:08:44,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:08:44,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:08:44,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:08:44,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:08:44,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:08:44,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:08:44,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:08:44,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:08:44,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:08:44,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:08:44,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:08:44,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:08:44,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:08:44,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:08:44,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:08:44,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:08:44,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:08:44,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:08:44,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:08:44,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:08:44,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 22:08:44,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:08:44,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:08:44,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:08:44,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:08:44,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:08:44,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:08:44,890 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:08:44,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:08:44,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:08:44,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:08:44,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:08:44,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:08:44,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:08:44,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:08:44,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:08:44,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:08:44,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:08:44,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:08:44,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:08:44,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:08:44,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:08:44,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:08:44,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:08:44,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:08:44,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:08:44,895 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:08:44,895 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:08:44,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:08:44,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:08:44,896 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-02 22:08:45,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:08:45,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:08:45,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:08:45,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:08:45,222 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:08:45,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-02 22:08:45,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/data/6c905231f/31ec9ca82cf74668ac1726e6c1078b0a/FLAG16c08d7b7 [2021-11-02 22:08:46,212 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:08:46,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-02 22:08:46,276 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/data/6c905231f/31ec9ca82cf74668ac1726e6c1078b0a/FLAG16c08d7b7 [2021-11-02 22:08:46,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/data/6c905231f/31ec9ca82cf74668ac1726e6c1078b0a [2021-11-02 22:08:46,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:08:46,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:08:46,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:08:46,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:08:46,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:08:46,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:08:46" (1/1) ... [2021-11-02 22:08:46,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2c03bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:46, skipping insertion in model container [2021-11-02 22:08:46,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:08:46" (1/1) ... [2021-11-02 22:08:46,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:08:46,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:08:47,144 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-02 22:08:47,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-02 22:08:47,177 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-02 22:08:47,183 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-02 22:08:48,216 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,217 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,218 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,218 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,219 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,232 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,233 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,235 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,235 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:48,711 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-02 22:08:48,713 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-02 22:08:48,714 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-02 22:08:48,715 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-02 22:08:48,717 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-02 22:08:48,717 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-02 22:08:48,718 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-02 22:08:48,719 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-02 22:08:48,719 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-02 22:08:48,720 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-02 22:08:48,944 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-02 22:08:49,101 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,102 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:08:49,303 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:08:49,317 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-02 22:08:49,317 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-02 22:08:49,319 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-02 22:08:49,320 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-02 22:08:49,365 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,365 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,365 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,366 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,369 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,379 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,380 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,381 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,381 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,423 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-02 22:08:49,424 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-02 22:08:49,432 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-02 22:08:49,433 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-02 22:08:49,434 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-02 22:08:49,435 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-02 22:08:49,436 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-02 22:08:49,436 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-02 22:08:49,437 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-02 22:08:49,437 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-02 22:08:49,462 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-02 22:08:49,530 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,530 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-02 22:08:49,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:08:49,874 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:08:49,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49 WrapperNode [2021-11-02 22:08:49,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:08:49,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:08:49,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:08:49,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:08:49,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:08:50,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:08:50,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:08:50,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:08:50,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:08:50,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:08:50,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:08:50,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:08:50,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (1/1) ... [2021-11-02 22:08:50,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:08:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:08:50,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:08:50,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:08:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:08:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:08:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 22:08:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 22:08:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:08:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:08:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-02 22:08:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:08:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 22:08:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 22:08:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:08:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:09:00,769 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:09:00,769 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-11-02 22:09:00,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:09:00 BoogieIcfgContainer [2021-11-02 22:09:00,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:09:00,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:09:00,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:09:00,778 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:09:00,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:08:46" (1/3) ... [2021-11-02 22:09:00,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21d07485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:09:00, skipping insertion in model container [2021-11-02 22:09:00,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:08:49" (2/3) ... [2021-11-02 22:09:00,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21d07485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:09:00, skipping insertion in model container [2021-11-02 22:09:00,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:09:00" (3/3) ... [2021-11-02 22:09:00,781 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-11-02 22:09:00,787 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:09:00,787 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-02 22:09:00,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21d07485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 10:09:00, skipping insertion in model container [2021-11-02 22:09:00,788 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 22:09:00,789 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 22:09:00,789 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 22:09:00,790 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 22:09:00,790 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:09:00" (3/3) ... [2021-11-02 22:09:00,794 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 22:09:00,816 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-11-02 22:09:00,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-11-02 22:09:00,819 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-02 22:09:00,821 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-02 22:09:00,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-02 22:09:00,824 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-02 22:09:00,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 22:09:00,827 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:09:01,729 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 22:09:01,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 22:09:01,731 INFO L168 Benchmark]: Toolchain (without parser) took 15053.62 ms. Allocated memory was 113.2 MB in the beginning and 388.0 MB in the end (delta: 274.7 MB). Free memory was 64.9 MB in the beginning and 305.7 MB in the end (delta: -240.8 MB). Peak memory consumption was 216.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,731 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 113.2 MB. Free memory was 90.7 MB in the beginning and 90.6 MB in the end (delta: 61.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:09:01,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3178.22 ms. Allocated memory was 113.2 MB in the beginning and 159.4 MB in the end (delta: 46.1 MB). Free memory was 88.7 MB in the beginning and 105.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 104.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.61 ms. Allocated memory is still 159.4 MB. Free memory was 105.8 MB in the beginning and 94.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,733 INFO L168 Benchmark]: Boogie Preprocessor took 88.09 ms. Allocated memory is still 159.4 MB. Free memory was 94.5 MB in the beginning and 86.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,733 INFO L168 Benchmark]: RCFGBuilder took 10601.59 ms. Allocated memory was 159.4 MB in the beginning and 268.4 MB in the end (delta: 109.1 MB). Free memory was 86.9 MB in the beginning and 95.7 MB in the end (delta: -8.8 MB). Peak memory consumption was 149.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,734 INFO L168 Benchmark]: TraceAbstraction took 14.70 ms. Allocated memory is still 268.4 MB. Free memory was 95.7 MB in the beginning and 94.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,734 INFO L168 Benchmark]: Witness Printer took 939.72 ms. Allocated memory was 268.4 MB in the beginning and 388.0 MB in the end (delta: 119.5 MB). Free memory was 94.6 MB in the beginning and 305.7 MB in the end (delta: -211.0 MB). Peak memory consumption was 89.9 MB. Max. memory is 16.1 GB. [2021-11-02 22:09:01,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 113.2 MB. Free memory was 90.7 MB in the beginning and 90.6 MB in the end (delta: 61.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3178.22 ms. Allocated memory was 113.2 MB in the beginning and 159.4 MB in the end (delta: 46.1 MB). Free memory was 88.7 MB in the beginning and 105.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 104.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 205.61 ms. Allocated memory is still 159.4 MB. Free memory was 105.8 MB in the beginning and 94.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.09 ms. Allocated memory is still 159.4 MB. Free memory was 94.5 MB in the beginning and 86.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 10601.59 ms. Allocated memory was 159.4 MB in the beginning and 268.4 MB in the end (delta: 109.1 MB). Free memory was 86.9 MB in the beginning and 95.7 MB in the end (delta: -8.8 MB). Peak memory consumption was 149.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14.70 ms. Allocated memory is still 268.4 MB. Free memory was 95.7 MB in the beginning and 94.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 939.72 ms. Allocated memory was 268.4 MB in the beginning and 388.0 MB in the end (delta: 119.5 MB). Free memory was 94.6 MB in the beginning and 305.7 MB in the end (delta: -211.0 MB). Peak memory consumption was 89.9 MB. Max. memory is 16.1 GB. * 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 22:09:01,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_607c564a-07dd-43ac-bb93-a16ce4a8b6bc/bin/uautomizer-tBqnrhUYjU/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