./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:44,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:44,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:44:44,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:44,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:44,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:44,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:44,166 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:44,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:44,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:44,170 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:44,171 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:44,172 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:44,174 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:44:44,175 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:44,175 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:44,177 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:44:44,180 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:44:44,181 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:44,181 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:44:44,182 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:44:44,183 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:44:44,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:44,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:44,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:44:44,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:44,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:44,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:44,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:44,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:44,189 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:44,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:44,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:44,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:44,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:44,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:44,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:44,191 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:44:44,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:44:44,192 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:44,192 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:44,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:44,193 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2023-11-12 00:44:44,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:44,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:44,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:44,499 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:44,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:44,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2023-11-12 00:44:47,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:48,276 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:48,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2023-11-12 00:44:48,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/data/7f8a87c2a/99cb2f162b2e4c8da99b49d931b42cda/FLAG6ad32dafa [2023-11-12 00:44:48,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/data/7f8a87c2a/99cb2f162b2e4c8da99b49d931b42cda [2023-11-12 00:44:48,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:48,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:48,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:48,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:48,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:48,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:48" (1/1) ... [2023-11-12 00:44:48,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be9e0b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:48, skipping insertion in model container [2023-11-12 00:44:48,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:48" (1/1) ... [2023-11-12 00:44:48,527 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:48,863 WARN L240 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_540c1fb4-6679-4634-8e17-6e2438edef96/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2023-11-12 00:44:48,873 WARN L240 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_540c1fb4-6679-4634-8e17-6e2438edef96/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2023-11-12 00:44:50,106 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,107 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,107 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,108 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,110 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,126 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,127 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,129 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,130 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:50,701 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:44:50,703 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:44:50,717 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:44:50,720 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:44:50,726 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:44:50,726 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:44:50,727 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:44:50,728 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:44:50,734 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:44:50,735 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:44:50,999 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,008 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:51,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:51,275 WARN L240 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_540c1fb4-6679-4634-8e17-6e2438edef96/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2023-11-12 00:44:51,275 WARN L240 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_540c1fb4-6679-4634-8e17-6e2438edef96/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2023-11-12 00:44:51,330 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,337 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,338 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,338 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,339 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,350 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,351 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,353 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,354 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,401 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 00:44:51,402 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 00:44:51,403 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 00:44:51,412 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 00:44:51,415 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 00:44:51,416 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 00:44:51,416 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 00:44:51,419 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 00:44:51,421 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 00:44:51,422 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 00:44:51,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8035] [2023-11-12 00:44:51,599 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,601 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 00:44:51,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8521-8532] [2023-11-12 00:44:51,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:52,016 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,016 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,016 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,017 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,017 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,018 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,018 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,018 WARN L672 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,019 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,019 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,019 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,020 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,020 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,020 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,020 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,021 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,021 WARN L672 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,022 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,022 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,022 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:44:52,030 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:52,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52 WrapperNode [2023-11-12 00:44:52,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:52,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:52,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:52,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:52,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,259 INFO L138 Inliner]: procedures = 692, calls = 2664, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 791 [2023-11-12 00:44:52,259 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:52,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:52,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:52,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:52,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:52,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:52,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:52,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:52,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (1/1) ... [2023-11-12 00:44:52,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:52,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:52,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:52,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-12 00:44:52,443 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-12 00:44:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:44:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-12 00:44:52,444 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-12 00:44:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:44:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:44:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:44:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-12 00:44:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-12 00:44:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:44:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-12 00:44:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-12 00:44:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:44:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:44:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-12 00:44:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-12 00:44:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-12 00:44:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-12 00:44:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:44:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:44:52,772 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:52,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:54,360 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:54,607 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:54,608 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:44:54,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:54 BoogieIcfgContainer [2023-11-12 00:44:54,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:54,620 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:54,620 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:54,624 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:54,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:48" (1/3) ... [2023-11-12 00:44:54,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f7160e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:54, skipping insertion in model container [2023-11-12 00:44:54,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:52" (2/3) ... [2023-11-12 00:44:54,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f7160e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:54, skipping insertion in model container [2023-11-12 00:44:54,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:54" (3/3) ... [2023-11-12 00:44:54,634 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2023-11-12 00:44:54,658 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:54,658 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 00:44:54,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f7160e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:44:54, skipping insertion in model container [2023-11-12 00:44:54,660 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:44:54,662 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:44:54,662 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:44:54,663 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:44:54,663 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:54" (3/3) ... [2023-11-12 00:44:54,666 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:44:54,676 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-12 00:44:54,676 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-12 00:44:54,677 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-12 00:44:54,677 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2023-11-12 00:44:54,677 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-12 00:44:54,678 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-12 00:44:54,678 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-11-12 00:44:54,704 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 131 nodes and edges [2023-11-12 00:44:54,707 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2023-11-12 00:44:54,709 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-12 00:44:54,711 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-12 00:44:54,714 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-12 00:44:54,716 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:44:54,718 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 00:44:54,720 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:44:55,681 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:44:55,681 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:44:55,681 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:44:55,683 INFO L158 Benchmark]: Toolchain (without parser) took 7326.16ms. Allocated memory was 148.9MB in the beginning and 264.2MB in the end (delta: 115.3MB). Free memory was 109.7MB in the beginning and 168.8MB in the end (delta: -59.0MB). Peak memory consumption was 168.9MB. Max. memory is 16.1GB. [2023-11-12 00:44:55,684 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:55,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3673.08ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 109.7MB in the beginning and 112.1MB in the end (delta: -2.4MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. [2023-11-12 00:44:55,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 227.72ms. Allocated memory is still 186.6MB. Free memory was 112.1MB in the beginning and 100.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:44:55,685 INFO L158 Benchmark]: Boogie Preprocessor took 77.02ms. Allocated memory is still 186.6MB. Free memory was 100.5MB in the beginning and 94.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:44:55,686 INFO L158 Benchmark]: RCFGBuilder took 2275.01ms. Allocated memory was 186.6MB in the beginning and 264.2MB in the end (delta: 77.6MB). Free memory was 94.2MB in the beginning and 172.2MB in the end (delta: -78.0MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-11-12 00:44:55,686 INFO L158 Benchmark]: TraceAbstraction took 40.85ms. Allocated memory is still 264.2MB. Free memory was 171.2MB in the beginning and 170.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:55,687 INFO L158 Benchmark]: Witness Printer took 1019.56ms. Allocated memory is still 264.2MB. Free memory was 169.1MB in the beginning and 168.8MB in the end (delta: 326.5kB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. [2023-11-12 00:44:55,689 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3673.08ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 109.7MB in the beginning and 112.1MB in the end (delta: -2.4MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 227.72ms. Allocated memory is still 186.6MB. Free memory was 112.1MB in the beginning and 100.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.02ms. Allocated memory is still 186.6MB. Free memory was 100.5MB in the beginning and 94.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2275.01ms. Allocated memory was 186.6MB in the beginning and 264.2MB in the end (delta: 77.6MB). Free memory was 94.2MB in the beginning and 172.2MB in the end (delta: -78.0MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * TraceAbstraction took 40.85ms. Allocated memory is still 264.2MB. Free memory was 171.2MB in the beginning and 170.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 1019.56ms. Allocated memory is still 264.2MB. Free memory was 169.1MB in the beginning and 168.8MB in the end (delta: 326.5kB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8035]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8035] - GenericResultAtLocation [Line: 8521]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8521-8532] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:44:55,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_540c1fb4-6679-4634-8e17-6e2438edef96/bin/utaipan-verify-NcY6lQBIFX/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