./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i --full-output --preprocessor.use.memory.slicer false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version abd6749d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 5571fca939923d19a42982f0bac7804ea4fca3974fed6772534131699bbf6d68 --preprocessor.use.memory.slicer false --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 09:08:59,757 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 09:08:59,833 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 09:08:59,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 09:08:59,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 09:08:59,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 09:08:59,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 09:08:59,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 09:08:59,865 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 09:08:59,868 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 09:08:59,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 09:08:59,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 09:08:59,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 09:08:59,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 09:08:59,871 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 09:08:59,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 09:08:59,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 09:08:59,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 09:08:59,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 09:08:59,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 09:08:59,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 09:08:59,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 09:08:59,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 09:08:59,873 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 09:08:59,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 09:08:59,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 09:08:59,873 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 09:08:59,874 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 09:08:59,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:08:59,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 09:08:59,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 09:08:59,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 09:08:59,875 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 09:08:59,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 09:08:59,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 09:08:59,876 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 09:08:59,876 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 09:08:59,876 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 09:08:59,876 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 09:08:59,876 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5571fca939923d19a42982f0bac7804ea4fca3974fed6772534131699bbf6d68 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-23 09:09:00,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 09:09:00,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 09:09:00,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 09:09:00,115 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 09:09:00,116 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 09:09:00,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i [2023-11-23 09:09:01,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 09:09:01,521 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 09:09:01,522 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i [2023-11-23 09:09:01,549 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b142637e/47e9d3028d8c49a3a218c7108d5cb7df/FLAG67f3e3a1c [2023-11-23 09:09:01,568 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b142637e/47e9d3028d8c49a3a218c7108d5cb7df [2023-11-23 09:09:01,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 09:09:01,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 09:09:01,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 09:09:01,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 09:09:01,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 09:09:01,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:01" (1/1) ... [2023-11-23 09:09:01,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160c7904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:01, skipping insertion in model container [2023-11-23 09:09:01,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:01" (1/1) ... [2023-11-23 09:09:01,670 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 09:09:01,895 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i[4492,4505] [2023-11-23 09:09:01,903 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i[4552,4565] [2023-11-23 09:09:02,689 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,691 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,693 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,723 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,723 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,724 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,724 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:02,985 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:09:02,986 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:09:02,987 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:09:02,988 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:09:02,989 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:09:02,989 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:09:02,989 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:09:02,990 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:09:02,990 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:09:02,991 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:09:03,158 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,159 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:09:03,287 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 09:09:03,302 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i[4492,4505] [2023-11-23 09:09:03,303 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_string_destroy_harness_negated.i[4552,4565] [2023-11-23 09:09:03,329 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,329 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,329 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,330 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,331 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,335 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,335 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,337 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,337 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,362 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:09:03,363 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:09:03,366 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:09:03,367 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:09:03,368 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:09:03,368 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:09:03,369 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:09:03,369 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:09:03,370 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:09:03,370 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:09:03,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8023] [2023-11-23 09:09:03,420 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,420 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:09:03,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8509-8520] [2023-11-23 09:09:03,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:09:03,618 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,618 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,619 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,619 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,619 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,619 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,619 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,619 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,620 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,620 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,620 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,620 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,620 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,621 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,621 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,621 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,621 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,621 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,621 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,622 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:09:03,627 INFO L206 MainTranslator]: Completed translation [2023-11-23 09:09:03,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03 WrapperNode [2023-11-23 09:09:03,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 09:09:03,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 09:09:03,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 09:09:03,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 09:09:03,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,772 INFO L138 Inliner]: procedures = 692, calls = 2664, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 791 [2023-11-23 09:09:03,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 09:09:03,776 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 09:09:03,776 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 09:09:03,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 09:09:03,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 09:09:03,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 09:09:03,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 09:09:03,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 09:09:03,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (1/1) ... [2023-11-23 09:09:03,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:09:03,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:09:03,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 09:09:03,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 09:09:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-23 09:09:03,962 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 09:09:03,962 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 09:09:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 09:09:03,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 09:09:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 09:09:03,963 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 09:09:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 09:09:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-23 09:09:03,963 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-23 09:09:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 09:09:03,963 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 09:09:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 09:09:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 09:09:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 09:09:03,964 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 09:09:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 09:09:03,964 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 09:09:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 09:09:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 09:09:04,153 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 09:09:04,155 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 09:09:04,873 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 09:09:05,017 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 09:09:05,017 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 09:09:05,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:05 BoogieIcfgContainer [2023-11-23 09:09:05,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 09:09:05,020 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 09:09:05,020 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 09:09:05,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 09:09:05,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:09:01" (1/3) ... [2023-11-23 09:09:05,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503b476b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:05, skipping insertion in model container [2023-11-23 09:09:05,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:03" (2/3) ... [2023-11-23 09:09:05,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503b476b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:05, skipping insertion in model container [2023-11-23 09:09:05,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:05" (3/3) ... [2023-11-23 09:09:05,031 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness_negated.i [2023-11-23 09:09:05,048 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 09:09:05,049 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 09:09:05,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@503b476b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:09:05, skipping insertion in model container [2023-11-23 09:09:05,050 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 09:09:05,051 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 09:09:05,051 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 09:09:05,051 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 09:09:05,052 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:05" (3/3) ... [2023-11-23 09:09:05,054 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 09:09:05,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 09:09:05,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2023-11-23 09:09:05,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 09:09:05,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2023-11-23 09:09:05,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 09:09:05,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 09:09:05,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2023-11-23 09:09:05,076 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 125 nodes and edges [2023-11-23 09:09:05,078 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2023-11-23 09:09:05,079 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-23 09:09:05,080 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 09:09:05,081 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 09:09:05,082 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 09:09:05,083 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 09:09:05,084 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 09:09:05,644 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 09:09:05,645 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 09:09:05,645 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 09:09:05,646 INFO L158 Benchmark]: Toolchain (without parser) took 4074.71ms. Allocated memory was 142.6MB in the beginning and 283.1MB in the end (delta: 140.5MB). Free memory was 78.5MB in the beginning and 196.4MB in the end (delta: -117.9MB). Peak memory consumption was 131.6MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,647 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 09:09:05,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2056.42ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 78.5MB in the beginning and 76.1MB in the end (delta: 2.4MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.91ms. Allocated memory is still 186.6MB. Free memory was 76.1MB in the beginning and 64.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,648 INFO L158 Benchmark]: Boogie Preprocessor took 110.59ms. Allocated memory is still 186.6MB. Free memory was 64.6MB in the beginning and 122.8MB in the end (delta: -58.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,648 INFO L158 Benchmark]: RCFGBuilder took 1130.52ms. Allocated memory was 186.6MB in the beginning and 283.1MB in the end (delta: 96.5MB). Free memory was 122.8MB in the beginning and 210.7MB in the end (delta: -87.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,648 INFO L158 Benchmark]: TraceAbstraction took 29.68ms. Allocated memory is still 283.1MB. Free memory was 209.8MB in the beginning and 207.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,649 INFO L158 Benchmark]: Witness Printer took 593.83ms. Allocated memory is still 283.1MB. Free memory was 207.7MB in the beginning and 196.4MB in the end (delta: 11.4MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. [2023-11-23 09:09:05,651 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2056.42ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 78.5MB in the beginning and 76.1MB in the end (delta: 2.4MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.91ms. Allocated memory is still 186.6MB. Free memory was 76.1MB in the beginning and 64.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.59ms. Allocated memory is still 186.6MB. Free memory was 64.6MB in the beginning and 122.8MB in the end (delta: -58.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1130.52ms. Allocated memory was 186.6MB in the beginning and 283.1MB in the end (delta: 96.5MB). Free memory was 122.8MB in the beginning and 210.7MB in the end (delta: -87.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * TraceAbstraction took 29.68ms. Allocated memory is still 283.1MB. Free memory was 209.8MB in the beginning and 207.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 593.83ms. Allocated memory is still 283.1MB. Free memory was 207.7MB in the beginning and 196.4MB in the end (delta: 11.4MB). Peak memory consumption was 119.5MB. 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! [2023-11-23 09:09:05,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE