./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91 --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 5571fca939923d19a42982f0bac7804ea4fca3974fed6772534131699bbf6d68 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:53:48,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:53:48,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:53:48,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:53:48,785 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:53:48,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:53:48,826 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:53:48,827 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:53:48,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:53:48,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:53:48,835 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:53:48,836 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:53:48,836 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:53:48,838 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:53:48,840 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:53:48,840 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:53:48,841 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:53:48,841 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:53:48,841 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:53:48,842 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:53:48,842 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:53:48,843 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:53:48,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:53:48,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:53:48,845 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:53:48,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:53:48,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:53:48,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:53:48,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:53:48,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:53:48,849 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:53:48,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:53:48,849 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:53:48,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:53:48,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:53:48,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:53:48,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:53:48,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:53:48,851 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:53:48,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:53:48,851 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:53:48,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:53:48,852 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:53:48,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:53:48,853 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_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5571fca939923d19a42982f0bac7804ea4fca3974fed6772534131699bbf6d68 [2023-11-24 23:53:49,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:53:49,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:53:49,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:53:49,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:53:49,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:53:49,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i [2023-11-24 23:53:52,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:53:53,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:53:53,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i [2023-11-24 23:53:53,150 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/data/85e5a1092/eaf0288e4f1240d8b653019b68a479a1/FLAG7139bc629 [2023-11-24 23:53:53,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/data/85e5a1092/eaf0288e4f1240d8b653019b68a479a1 [2023-11-24 23:53:53,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:53:53,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:53:53,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:53:53,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:53:53,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:53:53,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:53:53" (1/1) ... [2023-11-24 23:53:53,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6506e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:53, skipping insertion in model container [2023-11-24 23:53:53,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:53:53" (1/1) ... [2023-11-24 23:53:53,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:53:53,713 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_9e3c093c-3f34-421f-8d28-d020db8c1f77/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4492,4505] [2023-11-24 23:53:53,722 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_9e3c093c-3f34-421f-8d28-d020db8c1f77/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4552,4565] [2023-11-24 23:53:54,900 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,903 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,904 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,906 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,907 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,930 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,932 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,939 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:54,940 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,374 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:53:55,376 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:53:55,377 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:53:55,379 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:53:55,381 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:53:55,382 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:53:55,382 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:53:55,383 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:53:55,384 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:53:55,385 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:53:55,653 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,654 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:53:55,827 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:53:55,853 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_9e3c093c-3f34-421f-8d28-d020db8c1f77/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4492,4505] [2023-11-24 23:53:55,854 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_9e3c093c-3f34-421f-8d28-d020db8c1f77/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness_negated.i[4552,4565] [2023-11-24 23:53:55,916 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,921 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,921 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,935 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,937 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,940 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,940 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:55,991 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:53:55,992 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:53:55,993 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:53:56,001 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:53:56,003 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:53:56,004 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:53:56,004 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:53:56,007 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:53:56,009 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:53:56,009 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:53:56,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8023] [2023-11-24 23:53:56,120 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:56,121 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:53:56,135 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8509-8520] [2023-11-24 23:53:56,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:53:56,461 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,461 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,461 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,462 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,462 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,462 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,462 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,462 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,462 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,463 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,463 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,463 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,463 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,463 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,463 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,464 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,464 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,464 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,464 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,464 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:56,472 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:53:56,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56 WrapperNode [2023-11-24 23:53:56,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:53:56,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:53:56,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:53:56,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:53:56,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,616 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,731 INFO L138 Inliner]: procedures = 692, calls = 2664, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 791 [2023-11-24 23:53:56,732 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:53:56,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:53:56,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:53:56,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:53:56,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,823 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:53:56,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:53:56,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:53:56,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:53:56,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (1/1) ... [2023-11-24 23:53:56,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:53:56,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:53:56,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:53:56,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:53:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-24 23:53:56,950 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-24 23:53:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:53:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 23:53:56,951 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 23:53:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:53:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:53:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:53:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:53:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:53:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:53:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 23:53:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 23:53:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:53:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-24 23:53:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-24 23:53:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:53:56,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:53:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:53:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:53:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 23:53:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 23:53:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-24 23:53:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-24 23:53:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:53:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:53:57,310 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:53:57,313 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:53:58,622 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:53:58,840 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:53:58,841 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:53:58,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:58 BoogieIcfgContainer [2023-11-24 23:53:58,843 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:53:58,846 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:53:58,846 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:53:58,850 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:53:58,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:53:53" (1/3) ... [2023-11-24 23:53:58,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705eab02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:53:58, skipping insertion in model container [2023-11-24 23:53:58,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:56" (2/3) ... [2023-11-24 23:53:58,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705eab02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:53:58, skipping insertion in model container [2023-11-24 23:53:58,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:58" (3/3) ... [2023-11-24 23:53:58,859 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness_negated.i [2023-11-24 23:53:58,880 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:53:58,880 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-24 23:53:58,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705eab02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:53:58, skipping insertion in model container [2023-11-24 23:53:58,882 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:53:58,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:53:58,884 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:53:58,884 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:53:58,885 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:58" (3/3) ... [2023-11-24 23:53:58,887 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:53:58,891 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-24 23:53:58,892 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-24 23:53:58,892 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-24 23:53:58,892 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2023-11-24 23:53:58,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 23:53:58,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-24 23:53:58,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-11-24 23:53:58,915 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2023-11-24 23:53:58,917 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-11-24 23:53:58,919 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-24 23:53:58,921 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-24 23:53:58,923 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-24 23:53:58,925 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 23:53:58,927 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-24 23:53:58,928 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:53:59,876 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-24 23:53:59,877 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-24 23:53:59,877 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:53:59,879 INFO L158 Benchmark]: Toolchain (without parser) took 6701.67ms. Allocated memory was 159.4MB in the beginning and 302.0MB in the end (delta: 142.6MB). Free memory was 100.8MB in the beginning and 123.5MB in the end (delta: -22.7MB). Peak memory consumption was 122.8MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,879 INFO L158 Benchmark]: CDTParser took 1.12ms. Allocated memory is still 159.4MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:53:59,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3294.63ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 100.6MB in the beginning and 109.6MB in the end (delta: -9.1MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 257.91ms. Allocated memory is still 220.2MB. Free memory was 108.6MB in the beginning and 97.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,881 INFO L158 Benchmark]: Boogie Preprocessor took 133.12ms. Allocated memory is still 220.2MB. Free memory was 97.0MB in the beginning and 90.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,881 INFO L158 Benchmark]: RCFGBuilder took 1976.83ms. Allocated memory is still 220.2MB. Free memory was 90.8MB in the beginning and 93.0MB in the end (delta: -2.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,882 INFO L158 Benchmark]: TraceAbstraction took 36.10ms. Allocated memory is still 220.2MB. Free memory was 91.9MB in the beginning and 89.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,882 INFO L158 Benchmark]: Witness Printer took 993.69ms. Allocated memory was 220.2MB in the beginning and 302.0MB in the end (delta: 81.8MB). Free memory was 89.8MB in the beginning and 123.5MB in the end (delta: -33.7MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2023-11-24 23:53:59,885 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12ms. Allocated memory is still 159.4MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3294.63ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 100.6MB in the beginning and 109.6MB in the end (delta: -9.1MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 257.91ms. Allocated memory is still 220.2MB. Free memory was 108.6MB in the beginning and 97.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.12ms. Allocated memory is still 220.2MB. Free memory was 97.0MB in the beginning and 90.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1976.83ms. Allocated memory is still 220.2MB. Free memory was 90.8MB in the beginning and 93.0MB in the end (delta: -2.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * TraceAbstraction took 36.10ms. Allocated memory is still 220.2MB. Free memory was 91.9MB in the beginning and 89.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 993.69ms. Allocated memory was 220.2MB in the beginning and 302.0MB in the end (delta: 81.8MB). Free memory was 89.8MB in the beginning and 123.5MB in the end (delta: -33.7MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8023] - GenericResultAtLocation [Line: 8509]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8509-8520] * 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! [2023-11-24 23:53:59,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e3c093c-3f34-421f-8d28-d020db8c1f77/bin/utaipan-verify-SwPr7d2a91/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