./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx --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 2c2f07b3e0aa6972fd7ec3621a91e2c0b72d907bfa5004c1888c101ab8ad4836 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:01:27,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:01:27,363 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 21:01:27,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:01:27,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:01:27,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:01:27,417 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:01:27,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:01:27,419 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:01:27,424 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:01:27,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:01:27,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:01:27,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:01:27,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:01:27,428 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:01:27,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:01:27,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:01:27,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:01:27,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:01:27,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:01:27,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:01:27,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:01:27,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:01:27,433 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:01:27,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:01:27,434 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:01:27,435 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:01:27,435 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:01:27,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:27,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:01:27,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:01:27,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:01:27,438 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:01:27,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:01:27,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:01:27,439 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:01:27,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:01:27,439 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:01:27,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:01:27,440 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c2f07b3e0aa6972fd7ec3621a91e2c0b72d907bfa5004c1888c101ab8ad4836 [2023-11-21 21:01:27,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:01:27,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:01:27,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:01:27,737 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:01:27,738 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:01:27,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i [2023-11-21 21:01:30,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:01:31,613 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:01:31,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i [2023-11-21 21:01:31,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data/690c922d0/791f8dda680f4832ab8d315302aa8fd0/FLAG4cb59d237 [2023-11-21 21:01:31,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data/690c922d0/791f8dda680f4832ab8d315302aa8fd0 [2023-11-21 21:01:31,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:01:31,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:01:31,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:31,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:01:31,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:01:31,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:31" (1/1) ... [2023-11-21 21:01:31,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4300bbb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:31, skipping insertion in model container [2023-11-21 21:01:31,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:31" (1/1) ... [2023-11-21 21:01:31,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:01:32,242 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4499,4512] [2023-11-21 21:01:32,254 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4559,4572] [2023-11-21 21:01:33,527 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,528 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,529 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,530 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,532 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,560 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,565 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,570 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:33,571 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,120 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 21:01:34,125 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 21:01:34,126 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 21:01:34,129 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 21:01:34,131 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 21:01:34,132 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 21:01:34,134 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 21:01:34,135 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 21:01:34,137 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 21:01:34,140 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 21:01:34,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:01:34,696 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:01:34,713 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4499,4512] [2023-11-21 21:01:34,714 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4559,4572] [2023-11-21 21:01:34,751 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,752 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,752 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,753 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,753 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,760 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,760 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,761 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,762 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:34,796 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 21:01:34,797 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 21:01:34,798 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 21:01:34,849 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 21:01:34,850 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 21:01:34,850 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 21:01:34,851 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 21:01:34,851 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 21:01:34,852 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 21:01:34,852 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 21:01:35,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] [2023-11-21 21:01:35,012 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:35,028 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:01:35,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] [2023-11-21 21:01:35,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:01:35,420 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,420 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,420 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,420 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,421 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,421 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,421 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,422 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,422 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,423 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,424 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,424 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,424 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,424 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,425 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,426 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,426 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,426 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,429 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,429 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:01:35,437 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:01:35,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35 WrapperNode [2023-11-21 21:01:35,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:35,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:01:35,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:01:35,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:01:35,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,691 INFO L138 Inliner]: procedures = 692, calls = 2777, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 807 [2023-11-21 21:01:35,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:01:35,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:01:35,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:01:35,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:01:35,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,723 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,815 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:01:35,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:01:35,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:01:35,961 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:01:35,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:01:35,962 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (1/1) ... [2023-11-21 21:01:35,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:35,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:01:35,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:01:36,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-21 21:01:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-21 21:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-21 21:01:36,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-21 21:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 21:01:36,037 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 21:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 21:01:36,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 21:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:01:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 21:01:36,039 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 21:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure aws_secure_zero [2023-11-21 21:01:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_secure_zero [2023-11-21 21:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-21 21:01:36,040 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-21 21:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 21:01:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 21:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2023-11-21 21:01:36,041 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2023-11-21 21:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:01:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 21:01:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 21:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 21:01:36,042 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 21:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:01:36,395 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:01:36,397 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:01:38,113 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:01:38,350 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:01:38,350 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 21:01:38,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:38 BoogieIcfgContainer [2023-11-21 21:01:38,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:01:38,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:01:38,355 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:01:38,359 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:01:38,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:01:31" (1/3) ... [2023-11-21 21:01:38,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d3b294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:01:38, skipping insertion in model container [2023-11-21 21:01:38,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:35" (2/3) ... [2023-11-21 21:01:38,361 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d3b294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:01:38, skipping insertion in model container [2023-11-21 21:01:38,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:38" (3/3) ... [2023-11-21 21:01:38,362 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_secure_harness_negated.i [2023-11-21 21:01:38,386 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:01:38,386 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:01:38,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:01:38,453 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@59bce3bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:01:38,453 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:01:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 45 states have (on average 1.2) internal successors, (54), 46 states have internal predecessors, (54), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-21 21:01:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 21:01:38,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:01:38,470 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:01:38,471 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:01:38,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:01:38,478 INFO L85 PathProgramCache]: Analyzing trace with hash 383669989, now seen corresponding path program 1 times [2023-11-21 21:01:38,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:01:38,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692020237] [2023-11-21 21:01:38,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:01:38,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:01:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:01:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-21 21:01:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-21 21:01:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-21 21:01:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-21 21:01:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-21 21:01:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:40,915 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 21:01:40,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:01:40,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692020237] [2023-11-21 21:01:40,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692020237] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:01:40,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:01:40,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-21 21:01:40,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919604723] [2023-11-21 21:01:40,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:01:40,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-21 21:01:40,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:01:40,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-21 21:01:40,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-21 21:01:40,983 INFO L87 Difference]: Start difference. First operand has 79 states, 45 states have (on average 1.2) internal successors, (54), 46 states have internal predecessors, (54), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 11 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (10), 4 states have call predecessors, (10), 3 states have return successors, (9), 6 states have call predecessors, (9), 4 states have call successors, (9) [2023-11-21 21:01:41,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:01:41,770 INFO L93 Difference]: Finished difference Result 106 states and 125 transitions. [2023-11-21 21:01:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-21 21:01:41,774 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (10), 4 states have call predecessors, (10), 3 states have return successors, (9), 6 states have call predecessors, (9), 4 states have call successors, (9) Word has length 47 [2023-11-21 21:01:41,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:01:41,789 INFO L225 Difference]: With dead ends: 106 [2023-11-21 21:01:41,789 INFO L226 Difference]: Without dead ends: 77 [2023-11-21 21:01:41,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-11-21 21:01:41,804 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 39 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-21 21:01:41,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 314 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-21 21:01:41,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-21 21:01:41,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 73. [2023-11-21 21:01:41,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 20 states have call successors, (20), 12 states have call predecessors, (20), 11 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-21 21:01:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 84 transitions. [2023-11-21 21:01:41,890 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 84 transitions. Word has length 47 [2023-11-21 21:01:41,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:01:41,892 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 84 transitions. [2023-11-21 21:01:41,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 2.6666666666666665) internal successors, (24), 7 states have internal predecessors, (24), 4 states have call successors, (10), 4 states have call predecessors, (10), 3 states have return successors, (9), 6 states have call predecessors, (9), 4 states have call successors, (9) [2023-11-21 21:01:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-21 21:01:41,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 21:01:41,901 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:01:41,902 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:01:41,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 21:01:41,902 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:01:41,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:01:41,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1056320288, now seen corresponding path program 1 times [2023-11-21 21:01:41,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:01:41,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956143950] [2023-11-21 21:01:41,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:01:41,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:01:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:01:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-21 21:01:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-21 21:01:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-21 21:01:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-21 21:01:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-21 21:01:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-21 21:01:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-21 21:01:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-21 21:01:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:42,725 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 21:01:42,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:01:42,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956143950] [2023-11-21 21:01:42,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956143950] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:01:42,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:01:42,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-21 21:01:42,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247962349] [2023-11-21 21:01:42,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:01:42,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-21 21:01:42,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:01:42,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-21 21:01:42,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-21 21:01:42,729 INFO L87 Difference]: Start difference. First operand 73 states and 84 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-21 21:01:43,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:01:43,107 INFO L93 Difference]: Finished difference Result 123 states and 140 transitions. [2023-11-21 21:01:43,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 21:01:43,108 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 68 [2023-11-21 21:01:43,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:01:43,110 INFO L225 Difference]: With dead ends: 123 [2023-11-21 21:01:43,111 INFO L226 Difference]: Without dead ends: 77 [2023-11-21 21:01:43,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-21 21:01:43,113 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 33 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-21 21:01:43,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 142 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-21 21:01:43,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-21 21:01:43,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 73. [2023-11-21 21:01:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 41 states have internal predecessors, (44), 20 states have call successors, (20), 12 states have call predecessors, (20), 11 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-21 21:01:43,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 83 transitions. [2023-11-21 21:01:43,135 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 83 transitions. Word has length 68 [2023-11-21 21:01:43,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:01:43,135 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 83 transitions. [2023-11-21 21:01:43,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-21 21:01:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2023-11-21 21:01:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 21:01:43,138 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:01:43,139 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:01:43,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 21:01:43,140 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:01:43,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:01:43,141 INFO L85 PathProgramCache]: Analyzing trace with hash 246097642, now seen corresponding path program 1 times [2023-11-21 21:01:43,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:01:43,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393950452] [2023-11-21 21:01:43,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:01:43,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:01:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:01:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-21 21:01:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-21 21:01:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-21 21:01:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 21:01:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-21 21:01:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-21 21:01:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-21 21:01:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:01:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-21 21:01:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-21 21:01:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 21:01:47,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:01:47,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393950452] [2023-11-21 21:01:47,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393950452] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:01:47,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:01:47,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2023-11-21 21:01:47,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333170569] [2023-11-21 21:01:48,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:01:48,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-21 21:01:48,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:01:48,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-21 21:01:48,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=304, Unknown=0, NotChecked=0, Total=342 [2023-11-21 21:01:48,003 INFO L87 Difference]: Start difference. First operand 73 states and 83 transitions. Second operand has 19 states, 14 states have (on average 2.5) internal successors, (35), 13 states have internal predecessors, (35), 6 states have call successors, (16), 5 states have call predecessors, (16), 5 states have return successors, (15), 8 states have call predecessors, (15), 6 states have call successors, (15) [2023-11-21 21:01:49,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:01:49,347 INFO L93 Difference]: Finished difference Result 97 states and 109 transitions. [2023-11-21 21:01:49,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-21 21:01:49,348 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 14 states have (on average 2.5) internal successors, (35), 13 states have internal predecessors, (35), 6 states have call successors, (16), 5 states have call predecessors, (16), 5 states have return successors, (15), 8 states have call predecessors, (15), 6 states have call successors, (15) Word has length 72 [2023-11-21 21:01:49,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:01:49,350 INFO L225 Difference]: With dead ends: 97 [2023-11-21 21:01:49,351 INFO L226 Difference]: Without dead ends: 74 [2023-11-21 21:01:49,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=105, Invalid=825, Unknown=0, NotChecked=0, Total=930 [2023-11-21 21:01:49,353 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 67 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-21 21:01:49,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 452 Invalid, 897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 840 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-21 21:01:49,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-21 21:01:49,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-21 21:01:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 42 states have internal predecessors, (45), 20 states have call successors, (20), 12 states have call predecessors, (20), 11 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-21 21:01:49,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 84 transitions. [2023-11-21 21:01:49,368 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 84 transitions. Word has length 72 [2023-11-21 21:01:49,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:01:49,369 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 84 transitions. [2023-11-21 21:01:49,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 14 states have (on average 2.5) internal successors, (35), 13 states have internal predecessors, (35), 6 states have call successors, (16), 5 states have call predecessors, (16), 5 states have return successors, (15), 8 states have call predecessors, (15), 6 states have call successors, (15) [2023-11-21 21:01:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2023-11-21 21:01:49,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 21:01:49,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:01:49,371 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:01:49,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 21:01:49,372 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:01:49,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:01:49,372 INFO L85 PathProgramCache]: Analyzing trace with hash 2102877110, now seen corresponding path program 1 times [2023-11-21 21:01:49,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:01:49,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249177748] [2023-11-21 21:01:49,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:01:49,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:01:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:01:50,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:01:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:01:51,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:01:51,329 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 21:01:51,330 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 21:01:51,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 21:01:51,335 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-21 21:01:51,340 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 21:01:51,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret540 could not be translated [2023-11-21 21:01:51,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,461 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,464 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret542 [2023-11-21 21:01:51,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret543 could not be translated [2023-11-21 21:01:51,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ite545 [2023-11-21 21:01:51,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret543 could not be translated [2023-11-21 21:01:51,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret1350 [2023-11-21 21:01:51,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated [2023-11-21 21:01:51,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated [2023-11-21 21:01:51,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1260 could not be translated [2023-11-21 21:01:51,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated [2023-11-21 21:01:51,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1260 could not be translated [2023-11-21 21:01:51,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,490 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1260 could not be translated [2023-11-21 21:01:51,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated [2023-11-21 21:01:51,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,492 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret469 could not be translated [2023-11-21 21:01:51,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret469 could not be translated [2023-11-21 21:01:51,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret1262 [2023-11-21 21:01:51,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret1262 [2023-11-21 21:01:51,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem1263 could not be translated [2023-11-21 21:01:51,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~memset~res1212 [2023-11-21 21:01:51,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem1263 could not be translated [2023-11-21 21:01:51,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret1262 [2023-11-21 21:01:51,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem1264 [2023-11-21 21:01:51,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret595 could not be translated [2023-11-21 21:01:51,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem596 could not be translated [2023-11-21 21:01:51,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-21 21:01:51,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-21 21:01:51,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-21 21:01:51,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-21 21:01:51,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 09:01:51 BoogieIcfgContainer [2023-11-21 21:01:51,540 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 21:01:51,541 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 21:01:51,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 21:01:51,541 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 21:01:51,541 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:38" (3/4) ... [2023-11-21 21:01:51,544 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 21:01:51,545 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 21:01:51,546 INFO L158 Benchmark]: Toolchain (without parser) took 19844.14ms. Allocated memory was 144.7MB in the beginning and 450.9MB in the end (delta: 306.2MB). Free memory was 104.8MB in the beginning and 174.0MB in the end (delta: -69.2MB). Peak memory consumption was 237.9MB. Max. memory is 16.1GB. [2023-11-21 21:01:51,546 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 144.7MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:01:51,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3733.05ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 104.6MB in the beginning and 85.7MB in the end (delta: 18.9MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2023-11-21 21:01:51,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 257.26ms. Allocated memory is still 174.1MB. Free memory was 85.7MB in the beginning and 74.1MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 21:01:51,547 INFO L158 Benchmark]: Boogie Preprocessor took 262.44ms. Allocated memory is still 174.1MB. Free memory was 74.1MB in the beginning and 108.9MB in the end (delta: -34.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-21 21:01:51,548 INFO L158 Benchmark]: RCFGBuilder took 2391.57ms. Allocated memory was 174.1MB in the beginning and 222.3MB in the end (delta: 48.2MB). Free memory was 108.9MB in the beginning and 97.0MB in the end (delta: 11.9MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2023-11-21 21:01:51,548 INFO L158 Benchmark]: TraceAbstraction took 13184.86ms. Allocated memory was 222.3MB in the beginning and 450.9MB in the end (delta: 228.6MB). Free memory was 95.9MB in the beginning and 175.1MB in the end (delta: -79.1MB). Peak memory consumption was 213.9MB. Max. memory is 16.1GB. [2023-11-21 21:01:51,549 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 450.9MB. Free memory was 175.1MB in the beginning and 174.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:01:51,552 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 144.7MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3733.05ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 104.6MB in the beginning and 85.7MB in the end (delta: 18.9MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 257.26ms. Allocated memory is still 174.1MB. Free memory was 85.7MB in the beginning and 74.1MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 262.44ms. Allocated memory is still 174.1MB. Free memory was 74.1MB in the beginning and 108.9MB in the end (delta: -34.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2391.57ms. Allocated memory was 174.1MB in the beginning and 222.3MB in the end (delta: 48.2MB). Free memory was 108.9MB in the beginning and 97.0MB in the end (delta: 11.9MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * TraceAbstraction took 13184.86ms. Allocated memory was 222.3MB in the beginning and 450.9MB in the end (delta: 228.6MB). Free memory was 95.9MB in the beginning and 175.1MB in the end (delta: -79.1MB). Peak memory consumption was 213.9MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 450.9MB. Free memory was 175.1MB in the beginning and 174.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8221]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] - GenericResultAtLocation [Line: 8707]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret540 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret542 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret543 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ite545 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret543 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret1350 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1260 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1260 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1260 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short1261 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret469 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret469 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret1262 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret1262 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem1263 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~memset~res1212 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem1263 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret1262 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem1264 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret595 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem596 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 8724, overapproximation of to_real at line -1. Possible FailurePath: [L6854-L6859] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7600-L7612] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8723-L8871] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8874-L8877] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8879-L8888] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8890-L8893] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8895-L8899] static _Bool s_common_library_initialized = 0 ; [L8930] static __thread int tl_last_error = 0; [L8932-L8934] static aws_error_handler_fn *s_global_handler = ((void *)0) ; [L8935-L8937] static void *s_global_error_context = ((void *)0) ; [L8939-L8941] static __thread aws_error_handler_fn *tl_thread_handler = ((void *)0) ; [L8942-L8944] __thread void *tl_thread_handler_context = ((void *)0) ; [L8945] static const int MAX_ERROR_CODE = 0x0400 * 16; [L8947] static const struct aws_error_info_list *volatile ERROR_SLOTS[16] = {0}; [L9519] CALL aws_string_destroy_secure_harness() [L9504] CALL, EXPR ensure_string_is_allocated_bounded_length(16) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6789] CALL, EXPR nondet_uint64_t() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L266] return __VERIFIER_nondet_ulong(); [L6789] RET, EXPR nondet_uint64_t() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(max_size)=16, errors={202:0}, max_size=16, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6789] size_t len = nondet_uint64_t(); [L6790] CALL assume_abort_if_not(len < max_size) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L6790] RET assume_abort_if_not(len < max_size) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(max_size)=16, errors={202:0}, len=1, max_size=16, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6791] CALL, EXPR ensure_string_is_allocated(len) [L6795] CALL, EXPR bounded_malloc(sizeof(struct aws_string) + len + 1) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(size)=18, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6871-L6873] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L6871-L6873] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(size)=18, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, size=18, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6874] return malloc(size); [L6795] RET, EXPR bounded_malloc(sizeof(struct aws_string) + len + 1) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(len)=1, errors={202:0}, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6795] struct aws_string *str = bounded_malloc(sizeof(struct aws_string) + len + 1); [L6798] CALL, EXPR nondet_bool() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L261] return __VERIFIER_nondet_bool(); [L6798] RET, EXPR nondet_bool() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(len)=1, errors={202:0}, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6798-L6799] EXPR nondet_bool() ? can_fail_allocator() : ((void *)0) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(len)=1, errors={202:0}, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6798-L6799] *(struct aws_allocator **)(&str->allocator) = nondet_bool() ? can_fail_allocator() : ((void *)0) [L6801] *(size_t *)(&str->len) = len [L6802] *(uint8_t *)&str->bytes[len] = '\0' [L6803] return str; [L6791] RET, EXPR ensure_string_is_allocated(len) [L6791] return ensure_string_is_allocated(len); [L9504] RET, EXPR ensure_string_is_allocated_bounded_length(16) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9504] struct aws_string *str = ensure_string_is_allocated_bounded_length(16); [L9505] char *bytes = str->bytes; [L9506] EXPR str->len [L9506] size_t len = str->len; [L9508] FCALL __CPROVER_allocated_memory((unsigned long)bytes, len) [L9510-L9511] _Bool nondet_parameter; [L9512-L9514] CALL aws_string_destroy_secure(nondet_parameter ? str : ((void *)0) ) [L9175] EXPR !str || aws_string_is_valid(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9175] CALL, EXPR aws_string_is_valid(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) [L6244] EXPR str->len [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) && str->bytes[str->len] == 0 [L6244] EXPR str->len [L6244] EXPR str->bytes[str->len] [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) && str->bytes[str->len] == 0 [L6244] return str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) && str->bytes[str->len] == 0; [L9175] RET, EXPR aws_string_is_valid(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9175] EXPR !str || aws_string_is_valid(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9175] CALL assume_abort_if_not((!str || aws_string_is_valid(str))) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L9175] RET assume_abort_if_not((!str || aws_string_is_valid(str))) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9176] COND TRUE \read(*str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9177] CALL, EXPR aws_string_bytes(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6232] CALL, EXPR aws_string_is_valid(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) [L6244] EXPR str->len [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) && str->bytes[str->len] == 0 [L6244] EXPR str->len [L6244] EXPR str->bytes[str->len] [L6244] EXPR str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) && str->bytes[str->len] == 0 [L6244] return str && ((((str->len + 1)) == 0) || ((&str->bytes[0]))) && str->bytes[str->len] == 0; [L6232] RET, EXPR aws_string_is_valid(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6232] CALL assume_abort_if_not((aws_string_is_valid(str))) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L6232] RET assume_abort_if_not((aws_string_is_valid(str))) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L6233] return str->bytes; [L9177] RET, EXPR aws_string_bytes(str) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9177] EXPR str->len VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9177] CALL aws_secure_zero((void *)aws_string_bytes(str), str->len) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(bufsize)=1, errors={202:0}, pBuf={-2:16}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L8703] FCALL memset(pBuf, 0, bufsize) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(bufsize)=1, bufsize=1, errors={202:0}, pBuf={-2:16}, pBuf={-2:16}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9177] RET aws_secure_zero((void *)aws_string_bytes(str), str->len) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9178] str->allocator VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, str={-2:0}, str={-2:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L9178] COND FALSE !(str->allocator) [L9512-L9514] RET aws_string_destroy_secure(nondet_parameter ? str : ((void *)0) ) [L9515] COND TRUE \read(nondet_parameter) [L9516] CALL assert_all_zeroes(bytes, len) [L7113] CALL assert_all_bytes_are(a, 0, len) [L7103-L7104] COND TRUE len > 0 && a != ((void *)0) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(c)=0, \old(len)=1, a={-2:16}, a={-2:16}, c=0, errors={202:0}, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L7106] CALL, EXPR nondet_uint64_t() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L266] return __VERIFIER_nondet_ulong(); [L7106] RET, EXPR nondet_uint64_t() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(c)=0, \old(len)=1, a={-2:16}, a={-2:16}, c=0, errors={202:0}, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L7106] size_t i = nondet_uint64_t(); [L7107] CALL assume_abort_if_not(i < len) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=1, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L211] COND FALSE !(!cond) [L7107] RET assume_abort_if_not(i < len) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(c)=0, \old(len)=1, a={-2:16}, a={-2:16}, c=0, errors={202:0}, i=0, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L7108] EXPR a[i] VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(c)=0, \old(len)=1, a={-2:16}, a={-2:16}, c=0, errors={202:0}, i=0, len=1, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L7108] CALL __VERIFIER_assert(!(a[i] == c)) VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=0, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L223] COND TRUE !cond VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=0, cond=0, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] [L223] reach_error() VAL [ERROR_SLOTS={204:0}, MAX_ERROR_CODE=16384, \old(cond)=0, cond=0, errors={202:0}, s_can_fail_allocator_static={200:0}, s_common_library_initialized=0, s_common_log_subject_infos={203:0}, s_global_error_context={0:0}, s_global_handler={0:0}, s_tolower_table={201:0}, tl_last_error=0, tl_thread_handler={0:0}, tl_thread_handler_context={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 169 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139 mSDsluCounter, 908 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 789 mSDsCounter, 98 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1537 IncrementalHoareTripleChecker+Invalid, 1635 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 98 mSolverCounterUnsat, 119 mSDtfsCounter, 1537 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 60/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 21:01:51,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx --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 2c2f07b3e0aa6972fd7ec3621a91e2c0b72d907bfa5004c1888c101ab8ad4836 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:01:54,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:01:54,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-21 21:01:54,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:01:54,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:01:54,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:01:54,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:01:54,605 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:01:54,606 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:01:54,607 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:01:54,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:01:54,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:01:54,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:01:54,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:01:54,610 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:01:54,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:01:54,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:01:54,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:01:54,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:01:54,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:01:54,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:01:54,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 21:01:54,616 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 21:01:54,616 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 21:01:54,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:01:54,617 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:01:54,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:01:54,619 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:01:54,619 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:01:54,619 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:01:54,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:54,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:01:54,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:01:54,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:01:54,622 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 21:01:54,622 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 21:01:54,623 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:01:54,623 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:01:54,624 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:01:54,624 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:01:54,624 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:01:54,625 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 21:01:54,625 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c2f07b3e0aa6972fd7ec3621a91e2c0b72d907bfa5004c1888c101ab8ad4836 [2023-11-21 21:01:55,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:01:55,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:01:55,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:01:55,069 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:01:55,070 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:01:55,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i [2023-11-21 21:01:58,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:01:58,964 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:01:58,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i [2023-11-21 21:01:59,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data/aa031b47f/56f5edcf07fe42cbba78d8dc08bc7af5/FLAG4ace25877 [2023-11-21 21:01:59,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/data/aa031b47f/56f5edcf07fe42cbba78d8dc08bc7af5 [2023-11-21 21:01:59,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:01:59,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:01:59,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:59,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:01:59,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:01:59,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:59" (1/1) ... [2023-11-21 21:01:59,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7650b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:59, skipping insertion in model container [2023-11-21 21:01:59,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:59" (1/1) ... [2023-11-21 21:01:59,242 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:01:59,600 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4499,4512] [2023-11-21 21:01:59,611 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4559,4572] [2023-11-21 21:02:00,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,853 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,854 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,855 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,857 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,877 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,884 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,893 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:00,894 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:01,465 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 21:02:01,466 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 21:02:01,468 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 21:02:01,469 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 21:02:01,471 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 21:02:01,472 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 21:02:01,473 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 21:02:01,474 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 21:02:01,476 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 21:02:01,477 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 21:02:01,940 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:01,941 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:02,118 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 21:02:02,196 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:02:02,201 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4499,4512] [2023-11-21 21:02:02,202 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4559,4572] [2023-11-21 21:02:02,243 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,243 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,244 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,245 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,246 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,253 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,254 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,255 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,256 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,300 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 21:02:02,301 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 21:02:02,302 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 21:02:02,303 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 21:02:02,304 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 21:02:02,305 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 21:02:02,305 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 21:02:02,306 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 21:02:02,307 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 21:02:02,307 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 21:02:02,428 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,428 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:02,518 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:02:02,541 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4499,4512] [2023-11-21 21:02:02,541 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_37e24d61-c109-4566-95e9-76eb43587a26/sv-benchmarks/c/aws-c-common/aws_string_destroy_secure_harness_negated.i[4559,4572] [2023-11-21 21:02:02,583 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,583 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,584 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,585 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,585 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,621 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,629 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,630 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,631 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,675 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 21:02:02,676 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 21:02:02,677 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 21:02:02,678 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 21:02:02,680 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 21:02:02,681 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 21:02:02,682 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 21:02:02,682 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 21:02:02,683 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 21:02:02,684 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 21:02:02,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] [2023-11-21 21:02:02,811 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 21:02:02,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] [2023-11-21 21:02:02,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:03,254 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,254 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,254 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,254 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,255 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,255 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,255 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,255 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,255 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,256 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,256 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,256 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,256 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,256 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,257 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,257 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,257 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,257 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,257 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,258 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:03,267 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:02:03,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03 WrapperNode [2023-11-21 21:02:03,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:03,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:03,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:02:03,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:02:03,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,623 INFO L138 Inliner]: procedures = 712, calls = 2777, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 808 [2023-11-21 21:02:03,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:03,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:02:03,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:02:03,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:02:03,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,657 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,767 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:02:03,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:02:03,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:02:03,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:02:03,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:02:03,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (1/1) ... [2023-11-21 21:02:03,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:02:03,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:03,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:04,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:02:04,019 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-21 21:02:04,019 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-21 21:02:04,019 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-21 21:02:04,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-21 21:02:04,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:02:04,021 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 21:02:04,021 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 21:02:04,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 21:02:04,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 21:02:04,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 21:02:04,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 21:02:04,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:02:04,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:02:04,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:02:04,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:02:04,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:02:04,023 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 21:02:04,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 21:02:04,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-21 21:02:04,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-21 21:02:04,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:02:04,024 INFO L130 BoogieDeclarations]: Found specification of procedure aws_secure_zero [2023-11-21 21:02:04,024 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_secure_zero [2023-11-21 21:02:04,025 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-21 21:02:04,025 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-21 21:02:04,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 21:02:04,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 21:02:04,027 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2023-11-21 21:02:04,027 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2023-11-21 21:02:04,027 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:02:04,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:02:04,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:02:04,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-21 21:02:04,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-21 21:02:04,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:02:04,029 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 21:02:04,029 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 21:02:04,029 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 21:02:04,029 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 21:02:04,444 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:02:04,447 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:02:06,934 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:02:07,383 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:02:07,384 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 21:02:07,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:07 BoogieIcfgContainer [2023-11-21 21:02:07,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:02:07,389 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:02:07,389 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:02:07,393 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:02:07,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:01:59" (1/3) ... [2023-11-21 21:02:07,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a71f037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:02:07, skipping insertion in model container [2023-11-21 21:02:07,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:03" (2/3) ... [2023-11-21 21:02:07,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a71f037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:02:07, skipping insertion in model container [2023-11-21 21:02:07,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:07" (3/3) ... [2023-11-21 21:02:07,399 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_secure_harness_negated.i [2023-11-21 21:02:07,420 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:02:07,424 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:02:07,495 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:02:07,511 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f1b07e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:02:07,512 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:02:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 45 states have (on average 1.2) internal successors, (54), 46 states have internal predecessors, (54), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-21 21:02:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 21:02:07,538 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:02:07,539 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:02:07,539 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:02:07,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:07,553 INFO L85 PathProgramCache]: Analyzing trace with hash 425889634, now seen corresponding path program 1 times [2023-11-21 21:02:07,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 21:02:07,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [398094329] [2023-11-21 21:02:07,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:07,575 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 21:02:07,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 21:02:07,580 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 21:02:07,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37e24d61-c109-4566-95e9-76eb43587a26/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 21:02:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:02:08,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 21:02:08,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 21:02:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 21:02:09,176 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 21:02:09,177 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-21 21:02:09,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [398094329] [2023-11-21 21:02:09,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [398094329] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:02:09,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:02:09,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 21:02:09,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743020483] [2023-11-21 21:02:09,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:02:09,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-21 21:02:09,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-21 21:02:09,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 21:02:09,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-21 21:02:09,224 INFO L87 Difference]: Start difference. First operand has 79 states, 45 states have (on average 1.2) internal successors, (54), 46 states have internal predecessors, (54), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 9 states, 6 states have (on average 4.333333333333333) internal successors, (26), 8 states have internal predecessors, (26), 6 states have call successors, (10), 2 states have call predecessors, (10), 5 states have return successors, (9), 5 states have call predecessors, (9), 6 states have call successors, (9)